This New Supersonic Jet Will Fly From London to NYC in 3.5 Hours—on 100% Biofuel (2022)

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  • This New Supersonic Jet Will Fly From London to NYC in 3.5 Hours—on 100% Biofuel (3)


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self.config.uiLang\n });\n self.renderPermissionGuide(self);\n self.renderSpeechPanel(self);\n self.speechResult = '';\n self.noSpeech = true;\n self.isRecognitionStart = false;\n self.recognition = null;\n self.voiceButton = doc.querySelector(self.config.voiceButton);\n self.searchBoxForm = doc.querySelector(self.config.searchBox.form);\n self.searchBoxQuery = doc.querySelector(self.config.searchBox.input);\n self.speechPanel = doc.querySelector('#spch');\n self.speechButtonContainer = doc.querySelector('#spchbc');\n self.speechButton = doc.querySelector('#spchbc-btn');\n self.speechText = doc.querySelector('#spcht');\n self.speechOverlay = doc.getElementById('spch-overlay');\n self.retryLink = doc.querySelector('#spcht-retry');\n self.trending = doc.getElementById('spch-trending');\n self.trendingTerms = doc.getElementById('trending-terms');\n self.termSpans = doc.getElementsByClassName(\"trending-term\");\n self.closeButton = doc.querySelector('#spchx');\n self.startAudio = new Audio('');\n self.resultAudio = new Audio('');\n self.errorAudio = new Audio('');\n self.closeAudio = new Audio('');\n self.permissionGuide = doc.querySelector('#spchp');\n self.permissionGuideClose = doc.querySelector('#spchpx');\n self.permissionGuideTimer = null;\n\n self.onEscKeyDown = function (e) {\n if (e.code !== 'Escape') {\n return;\n }\n\n self.recognition.stop();\n self.sendBeacon('keybrd', 'voicesearch_cancel_esc'); // The clean up should put inside closePanel() instead of here,\n // or func won't be cleaned up if user close panel with btn or overlay\n\n self.closePanel(self);\n };\n\n if (self.isBrowserSupported()) {\n var SpeechRecognition = win.SpeechRecognition || win.webkitSpeechRecognition;\n var SpeechGrammarList = win.SpeechGrammarList || win.webkitSpeechGrammarList;\n var speechGrammar = '#JSGF V1.0;';\n self.recognition = new SpeechRecognition();\n var speechRecognitionList = new SpeechGrammarList();\n\n if (speechRecognitionList.addFromString) {\n speechRecognitionList.addFromString(speechGrammar, 1);\n }\n\n self.recognition.grammars = speechRecognitionList;\n self.recognition.continuous = false;\n self.recognition.lang = self.config.speechLang;\n self.recognition.interimResults = false;\n self.recognition.maxAlternatives = 1;\n /* Listeners */\n\n if (self.voiceButton) {\n self.voiceButton.onclick = function () {\n self.recognition.start();\n\n if (self.permissionGuideTimer) {\n win.clearTimeout(self.permissionGuideTimer);\n }\n\n self.permissionGuideTimer = win.setTimeout(function () {\n if (!self.isRecognitionStart) {\n self.showPermissionGuide(self);\n }\n }, 300); // Also close when pressing esc\n\n doc.addEventListener('keydown', self.onEscKeyDown);\n self.sendBeacon('clk', 'voicesearch');\n };\n }\n\n if (self.speechButton) {\n self.speechButton.onclick = function () {\n if (!self.isRecognitionStart) {\n self.recognition.start();\n self.sendBeacon('clk', 'voicesearch_panel_mic_restart');\n } else {\n self.recognition.stop();\n self.sendBeacon('clk', 'voicesearch_panel_mic_close');\n self.closePanel(self);\n }\n };\n }\n\n if (self.retryLink) {\n self.retryLink.onclick = function () {\n if (!self.isRecognitionStart) {\n self.recognition.start();\n self.sendBeacon('clk', 'voicesearch_panel_retry');\n }\n };\n }\n\n if (self.speechOverlay) {\n self.speechOverlay.onclick = function () {\n self.recognition.stop();\n self.sendBeacon('clk', 'voicesearch_cancel_outside');\n self.closePanel(self);\n };\n }\n\n if (self.closeButton) {\n self.closeButton.onclick = function\n /*event*/\n () {\n self.recognition.stop();\n self.sendBeacon('clk', 'voicesearch_cancel');\n self.closePanel(self);\n };\n }\n\n if (self.permissionGuideClose) {\n self.permissionGuideClose.onclick = function\n /*event*/\n () {\n self.recognition.stop();\n self.sendBeacon('clk', 'voicesearch_permission_close');\n;\n self.hidePermissionGuide(self);\n };\n }\n /* Recognition Events */\n\n\n self.recognition.onresult = function (event) {\n // The SpeechRecognitionEvent results property returns a SpeechRecognitionResultList object\n // The SpeechRecognitionResultList object contains SpeechRecognitionResult objects.\n // It has a getter so it can be accessed like an array\n // The first [0] returns the SpeechRecognitionResult at the last position.\n // Each SpeechRecognitionResult object contains SpeechRecognitionAlternative objects that contain individual results.\n // These also have getters so they can be accessed like arrays.\n // The second [0] returns the SpeechRecognitionAlternative at position 0.\n // We then return the transcript property of the SpeechRecognitionAlternative object\n // console.log('Confidence: ' + event.results[0][0].confidence);\n self.speechResult = event.results[0][0].transcript;\n /* Punctuation Handling: Check last character and strip it if necessary */\n\n self.handlePunctuation(self);\n\n if (self.speechText) {\n self.speechText.innerText = self.speechResult;\n }\n\n if (self.searchBoxQuery) {\n self.searchBoxQuery.value = self.speechResult;\n }\n\n;\n win.setTimeout(function () {\n if (self.speechPanel) {\n self.speechPanel.classList.remove(\"s2tb\");\n self.speechPanel.classList.add(\"s2tb-h\");\n }\n\n self.hideRetryLink(self);\n\n if (self.searchBoxForm) {\n var inputFr = self.searchBoxForm.querySelector('[name=fr]');\n var inputFr2 = self.searchBoxForm.querySelector('[name=fr2]');\n\n if (inputFr && self.config.searchBox && self.config.searchBox.params && {\n inputFr.value =;\n inputFr.disabled = false; // for homepage case\n }\n\n if (inputFr2 && self.config.searchBox && self.config.searchBox.params && self.config.searchBox.params.fr2) {\n inputFr2.value = config.searchBox.params.fr2;\n inputFr2.disabled = false; // for homepage case\n }\n\n self.searchBoxForm.submit();\n }\n }, 1000);\n };\n\n self.recognition.onspeechstart = function\n /*event*/\n () {// Fired when speech starts\n };\n\n self.recognition.onspeechend = function () {\n // Fired when speech ends\n self.recognition.stop();\n };\n\n self.recognition.onerror = function\n /*event*/\n () {\n // console.log('Error occurred in recognition: ' + event.error);\n if (self.speechText) {\n self.speechText.innerText = self.i18n.t('search.voice.recognition_error');\n }\n\n self.hideTrending(self);\n self.showRetryLink(self);\n;\n };\n\n self.recognition.onaudiostart = function\n /*event*/\n () {\n // Fired when the user agent has started to capture audio.\n if (self.speechButtonContainer) {\n self.speechButtonContainer.classList.add(\"listening\");\n }\n };\n\n self.recognition.onaudioend = function\n /*event*/\n () {\n // Fired when the user agent has finished capturing audio.\n if (self.speechButtonContainer) {\n self.speechButtonContainer.classList.remove(\"listening\");\n }\n };\n\n self.recognition.onsoundstart = function\n /*event*/\n () {\n // Fired when any sound — recognisable speech or not — has been detected.\n self.hideTrending(self);\n self.noSpeech = false;\n\n if (self.speechButtonContainer) {\n self.speechButtonContainer.classList.remove(\"listening\");\n self.speechButtonContainer.classList.add(\"speaking\");\n }\n };\n\n self.recognition.onsoundend = function\n /*event*/\n () {\n // Fired when no sound present\n if (self.speechButtonContainer) {\n self.speechButtonContainer.classList.remove(\"speaking\");\n }\n };\n\n self.recognition.onstart = function\n /*event*/\n () {\n // Fired when the speech recognition service has begun listening\n self.recognitionInit(self);\n self.startRecognition(self);\n };\n\n self.recognition.onend = function\n /*event*/\n () {\n // Fired when the speech recognition service has disconnected.\n self.isRecognitionStart = false;\n\n if (self.noSpeech == false && self.speechResult == '') {\n // No match: Fired when the speech recognition can't recognise speech\n if (self.speechText) {\n self.speechText.innerText = self.i18n.t('search.voice.recognition_nomatch');\n }\n\n self.hideTrending(self);\n self.showRetryLink(self);\n;\n }\n }; // trigger onReady event when initialized\n\n\n if (document && document.dispatchEvent) {\n document.dispatchEvent(new Event('VOICE_JS_READY'));\n }\n }\n } // static members\n\n\n VoiceSearch.I18n = I18n; // instance members\n\n VoiceSearch.prototype.renderPermissionGuide = function (self) {\n var tmpl = \"\\n








    \".concat(self.i18n.t('search.voice.permission_title'), \"


    \").concat(self.i18n.t('search.voice.permission_text'), \"




    \\n \");\n var dom = new DOMParser().parseFromString(tmpl, 'text/html');\n document.body.appendChild(dom.body.children[0]);\n };\n\n VoiceSearch.prototype.renderSpeechPanel = function (self) {\n var tmpl = \"\\n






    \\n \\n \\n \\n \\n \\n \\n



    \\n \\n \\n \".concat(self.i18n.t('search.voice.recognition_retry'), \"\\n






    \\n \").concat(self.i18n.t('search.voice.trending_title'), \"\\n \\n



    \\n \");\n var dom = new DOMParser().parseFromString(tmpl, 'text/html');\n\n if (self && self.config && self.config.ui && self.config.ui.speechOverlay && self.config.ui.speechOverlay.disableBlur) {\n dom.body.children[0].classList.add('disable-blur-overlay');\n }\n\n document.body.appendChild(dom.body.children[0]);\n };\n\n VoiceSearch.prototype.isBrowserSupported = function () {\n var isSupported = false;\n var self = this;\n var isChromium = Boolean(;\n var isIOSChrome = /CriOS/.test(window.navigator.userAgent);\n var isEdge = /Edg\\//.test(window.navigator.userAgent);\n var isLegacyEdge = /Edge\\//.test(window.navigator.userAgent);\n var isOpera = Boolean(window.opr);\n var isBrave = Boolean(window.navigator.brave);\n var browsers = [// chrome\n {\n checkEnabled: function checkEnabled() {\n return true;\n },\n checkBrowser: function checkBrowser() {\n return isChromium && !isIOSChrome && !isEdge && !isOpera && !isBrave;\n },\n checkAPI: function checkAPI() {\n return win && ('SpeechRecognition' in win || 'webkitSpeechRecognition' in win) && ('SpeechGrammarList' in win || 'webkitSpeechGrammarList' in win);\n }\n }, // edge\n {\n checkEnabled: function checkEnabled() {\n return self && self.config && self.config.browsers && self.config.browsers.edge;\n },\n checkBrowser: function checkBrowser() {\n return isChromium && isEdge && !isLegacyEdge;\n },\n checkAPI: function checkAPI() {\n return win && ('SpeechRecognition' in win || 'webkitSpeechRecognition' in win) && ('SpeechGrammarList' in win || 'webkitSpeechGrammarList' in win);\n }\n }];\n\n for (var b = 0; b < browsers.length; b++) {\n var browser = browsers[b];\n\n if (browser && browser.checkBrowser && browser.checkBrowser() && browser.checkEnabled && browser.checkEnabled(self) && browser.checkAPI && browser.checkAPI()) {\n isSupported = true;\n }\n }\n\n return isSupported;\n };\n\n VoiceSearch.prototype.recognitionInit = function (self) {\n // Initialize flags for checking whether user is speaking or not\n self.speechResult = '';\n self.noSpeech = true;\n self.isRecognitionStart = true;\n };\n\n VoiceSearch.prototype.showPermissionGuide = function (self) {\n if (self.permissionGuide) {\n self.permissionGuide.classList.remove(\"hide\");\n }\n };\n\n VoiceSearch.prototype.hidePermissionGuide = function (self) {\n if (self.permissionGuide) {\n self.permissionGuide.classList.add(\"hide\");\n }\n };\n\n VoiceSearch.prototype.getTrending = function (self) {\n // Call api for trending terms\n if (!self.config.enable_voice_trending || !self.trending) {\n return;\n }\n\n var url = \"\" + + \"&features=trending.voice\";\n self.ajaxReq(url, function (resBody) {\n if (!resBody || !resBody.response || ! || ! || ![\"trending.voice\"]) {\n return;\n }\n\n var terms =[\"trending.voice\"].data;\n self.showTrending(self, terms);\n });\n };\n\n VoiceSearch.prototype.showTrending = function (self, terms) {\n // params check\n if (!Array.isArray(terms) || terms.length < 3) {\n return;\n } // DOM check\n\n\n if (!self.trending || !self.termSpans || !self.termSpans[0]) {\n return;\n }\n\n var trendingLabel = '';\n trendingLabel += '\"' + terms[0].text + '\"' + ', ';\n trendingLabel += '\"' + terms[1].text + '\"' + ' ';\n trendingLabel += self.i18n.t('search.voice.trending_or') + ' ';\n trendingLabel += '\"' + terms[2].text + '\"';\n self.termSpans[0].innerText = trendingLabel;\n self.trending.classList.remove(\"hide\");\n };\n\n VoiceSearch.prototype.hideTrending = function (self) {\n if (!self.trending) {\n return;\n }\n\n self.trending.classList.add(\"hide\");\n };\n\n VoiceSearch.prototype.showRetryLink = function (self) {\n if (self.retryLink) {\n self.retryLink.innerText = self.i18n.t('search.voice.recognition_retry');\n self.retryLink.classList.remove(\"hide\");\n }\n };\n\n VoiceSearch.prototype.hideRetryLink = function (self) {\n if (self.retryLink) {\n self.retryLink.classList.add(\"hide\");\n }\n };\n\n VoiceSearch.prototype.startRecognition = function (self) {\n self.hidePermissionGuide(self);\n self.getTrending(self);\n;\n\n if (self.speechText) {\n self.speechText.innerText = self.i18n.t('search.voice.recognition_start');\n win.setTimeout(function () {\n self.speechText.innerText = self.i18n.t('search.voice.recognition_listening');\n }, 2000);\n }\n\n if (self.speechPanel) {\n self.speechPanel.classList.remove(\"s2tb-h\");\n self.speechPanel.classList.add(\"s2tb\");\n }\n\n self.hideRetryLink(self);\n };\n\n VoiceSearch.prototype.closePanel = function (self) {\n;\n win.setTimeout(function () {\n if (self.speechPanel) {\n self.speechPanel.classList.remove(\"s2tb\");\n self.speechPanel.classList.add(\"s2tb-h\");\n }\n\n self.hideTrending(self);\n self.hideRetryLink(self); // clean up esc listener\n\n doc.removeEventListener('keydown', self.onEscKeyDown);\n }, 100);\n };\n\n VoiceSearch.prototype.handlePunctuation = function (self) {\n if (self.speechResult.length > 0) {\n var lastChar = self.speechResult.charAt(self.speechResult.length - 1);\n\n if (lastChar === '.' || lastChar === '?' || lastChar === '。' || lastChar === '?') {\n self.speechResult = self.speechResult.slice(0, -1);\n }\n }\n };\n\n VoiceSearch.prototype.sendBeacon = function (actn, slk) {\n var ULT = win.YAHOO.ULT || {},\n SB = win.YAHOO.SB || {};\n\n if (ULT.beacon_click) {\n var trackParams = {\n _S: SB.config.i13n.spaceid,\n _I: SB.config.i13n.pvid,\n actn: actn,\n sec: 'search',\n slk: slk\n };\n win.YAHOO.ULT.beacon_click(trackParams);\n }\n };\n\n VoiceSearch.prototype.ajaxReq = function (url, callback) {\n var DONE_STATE = XMLHttpRequest.DONE || 4; // for IE-compatibility\n\n var xhr = new XMLHttpRequest();\n var responseRaw;\n var response; // CORS request only for IE8/IE9\n\n if (doc.documentMode && doc.documentMode < 10) {\n var xdr = new win.XDomainRequest();\n\n xdr.onload = function () {\n try {\n response = JSON.parse(responseRaw);\n callback(response);\n } catch (err) {\n return;\n }\n };\n\n'GET', url);\n xhr.send();\n return;\n } // CORS request for browers newer than IE9\n\n\n xhr.onreadystatechange = function () {\n if (xhr.readyState !== DONE_STATE) {\n return;\n } // handle ajax response\n\n\n switch (xhr.status) {\n case 200:\n responseRaw = xhr.responseText;\n\n try {\n response = JSON.parse(responseRaw);\n callback(response);\n } catch (err) {\n return;\n }\n\n break;\n\n default:\n // non-200 status code: retry or assume failure\n callback(response);\n break;\n }\n };\n\n'GET', url, true);\n /* aync request */\n\n xhr.timeout = 10000;\n xhr.send();\n };\n\n if (!win.YAHOO) {\n win.YAHOO = {};\n }\n\n if (!win.YAHOO.Util) {\n win.YAHOO.Util = {};\n }\n\n win.YAHOO.Util.VoiceSearch = VoiceSearch;\n})(window, document);\n\n//# sourceURL=webpack://@vzmi/voicejs/./src/index.js?")},"./src/lib/I18n.js":/*!*************************!*\ !*** ./src/lib/I18n.js ***! \*************************/function(module,__unused_webpack_exports,__webpack_require__){eval("module.exports = function () {\n var LANG_LIST = __webpack_require__(/*! ./lang_list.json */ \"./src/lib/lang_list.json\");\n\n var DEFAULT_LANG = 'default';\n\n var isValidLang = function isValidLang(lang) {\n return LANG_LIST.indexOf(lang) !== -1;\n }; // convert language strings to key-value map\n\n\n var buildStrMap = function buildStrMap(langStrings) {\n return langStrings.reduce(function (strMap, item) {\n strMap[] = item.defaultMessage;\n return strMap;\n }, {});\n };\n\n var I18n = function I18n(options) {\n // initialize\n this.lang = isValidLang(options && options.lang) ? options.lang : DEFAULT_LANG;\n }; // static members\n\n\n I18n.langMap = {};\n I18n.langMap[DEFAULT_LANG] = buildStrMap(__webpack_require__(/*! ../lang/strings.json */ \"./src/lang/strings.json\"));\n\n I18n.setLangMap = function (lang, strings) {\n if (lang && strings) {\n I18n.langMap[lang] = buildStrMap(strings);\n }\n }; // instance members\n\n\n I18n.prototype = {\n t: function t(id) {\n switch (true) {\n // look up target language\n case Boolean(I18n.langMap && I18n.langMap[this.lang] && I18n.langMap[this.lang][id]):\n return I18n.langMap[this.lang][id];\n // fallback to default strings\n\n case Boolean(I18n.langMap && I18n.langMap[DEFAULT_LANG] && I18n.langMap[DEFAULT_LANG][id]):\n return I18n.langMap[DEFAULT_LANG][id];\n\n default:\n return '';\n }\n }\n };\n return I18n;\n}();\n\n//# sourceURL=webpack://@vzmi/voicejs/./src/lib/I18n.js?")},"./node_modules/css-loader/dist/cjs.js!./node_modules/postcss-loader/dist/cjs.js!./src/index.css":/*!*******************************************************************************************************!*\ !*** ./node_modules/css-loader/dist/cjs.js!./node_modules/postcss-loader/dist/cjs.js!./src/index.css ***! \*******************************************************************************************************/function(module,__webpack_exports__,__webpack_require__){eval('__webpack_require__.r(__webpack_exports__);\n/* harmony import */ var _node_modules_css_loader_dist_runtime_api_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ../node_modules/css-loader/dist/runtime/api.js */ "./node_modules/css-loader/dist/runtime/api.js");\n/* harmony import */ var _node_modules_css_loader_dist_runtime_api_js__WEBPACK_IMPORTED_MODULE_0___default = /*#__PURE__*/__webpack_require__.n(_node_modules_css_loader_dist_runtime_api_js__WEBPACK_IMPORTED_MODULE_0__);\n// Imports\n\nvar ___CSS_LOADER_EXPORT___ = _node_modules_css_loader_dist_runtime_api_js__WEBPACK_IMPORTED_MODULE_0___default()(function(i){return i[1]});\n// Module\n___CSS_LOADER_EXPORT___.push([, "/* Sprites */\\n#spchp.permission-guide .guide .microphone .sprite,\\n#spchp .close-button,\\n#spch .close-button,\\n#spch .spchc .microphone,\\n#spch .spchc .speaking .microphone {\\n background-image: url(;\\n background-repeat: no-repeat;\\n background-size: initial;\\n color: transparent;\\n}\\n/* Retina displays */\\n@media\\n only screen and (-webkit-min-device-pixel-ratio: 2),\\n only screen and (min-device-pixel-ratio: 2),\\n only screen and (min-resolution: 192dpi),\\n only screen and (min-resolution: 2dppx) {\\n#spchp.permission-guide .guide .microphone .sprite,\\n#spchp .close-button,\\n#spch .close-button,\\n#spch .spchc .microphone,\\n#spch .spchc .speaking .microphone {\\n background-size: 41px 330px;\\n background-image: url(\\n}\\n }\\n\\n/* permission guide */\\n#spchp.permission-guide {\\n height: 100%;\\n width: 100%;\\n padding: 0;\\n opacity: 0.9;\\n background-color: #fff;\\n left: 0;\\n overflow: hidden;\\n position: fixed;\\n text-align: left;\\n top: 0;\\n z-index: 10000;\\n transition: visibility 0s linear 0.218s, background-color 0.218s;\\n}\\n#spchp.permission-guide .close-button {\\n background-position: 0 0;\\n width: 24px;\\n height: 24px;\\n border: none;\\n cursor: pointer;\\n right: 0;\\n margin: 20px;\\n padding: 0;\\n position: absolute;\\n top: 0;\\n z-index: 10;\\n opacity: 0.8;\\n }\\n#spchp.permission-guide .close-button:hover {\\n opacity: 1;\\n }\\n#spchp.permission-guide .guide {\\n margin: 191px 0 0 507px;\\n }\\n#spchp.permission-guide .guide .microphone {\\n height: 68px;\\n width: 52px;\\n border-right: 1px solid #232a31;\\n float: left;\\n }\\n#spchp.permission-guide .guide .microphone .sprite {\\n background-position: 0 -105px;\\n width: 28px;\\n height: 28px;\\n }\\n#spchp.permission-guide .guide .guide-text {\\n height: 68px;\\n margin-left: 24px;\\n float: left;\\n }\\n#spchp.permission-guide .guide .guide-text .title {\\n color: #232a31;\\n font-size: 32px;\\n font-family: HelveticaNeue-Bold;\\n line-height: 28px;\\n margin-bottom: 16px;\\n }\\n#spchp.permission-guide .guide .guide-text .text {\\n color: #232a31;\\n font-size: 16px;\\n line-height: 28px;\\n }\\n#spchp.permission-guide.hide {\\n display: none;\\n }\\n\\n/* speech panel */\\n#spch.spch {\\n background: #fff;\\n height: 100%;\\n left: 0;\\n opacity: 0;\\n overflow: hidden;\\n position: fixed;\\n text-align: left;\\n top: 0;\\n visibility: hidden;\\n width: 100%;\\n z-index: 10000;\\n transition: visibility 0s linear 0.218s, background-color 0.218s;\\n}\\n#spch.spch .close-button {\\n background-position: 0 0;\\n width: 24px;\\n height: 24px;\\n border: none;\\n cursor: pointer;\\n right: 0;\\n margin: 20px;\\n padding: 0;\\n position: absolute;\\n top: 0;\\n z-index: 10;\\n opacity: 0.8;\\n }\\n#spch.spch .close-button:hover {\\n opacity: 1;\\n }\\n#spch.spch .spchc {\\n display: block;\\n height: 97px;\\n pointer-events: none;\\n }\\n#spch.spch .spchc .inner-container {\\n width: 100%;\\n height: 100%;\\n opacity: 0.1;\\n pointer-events: none;\\n transition: opacity 0.318s ease-in;\\n }\\n#spch.spch .spchc .inner-container .spch-control {\\n display: inline-block;\\n }\\n#spch.spch .spchc .inner-container .text-container {\\n float: left;\\n height: 91px;\\n overflow: hidden;\\n margin: 3px 0;\\n pointer-events: none;\\n width: calc(50% - 48.5px);\\n }\\n#spch.spch .spchc .inner-container .text-container p {\\n display: table-cell;\\n vertical-align: middle;\\n width: 550px;\\n height: 97px;\\n }\\n#spch.spch .spchc .inner-container .text-container .spcht {\\n font-weight: normal;\\n color: #6e7780;\\n line-height: normal;\\n opacity: 0;\\n pointer-events: none;\\n text-align: left;\\n -webkit-font-smoothing: antialiased;\\n transition: opacity 0.1s ease-in, margin-left 0.5s ease-in, top 0s linear 0.218s;\\n }\\n#spch.spch .spchc .inner-container .text-container .spcht.hide {\\n display: none;\\n }\\n#spch.spch .spchc .inner-container .text-container #spcht-retry {\\n color: #0f69ff;\\n cursor: pointer;\\n pointer-events: auto;\\n }\\n#spch.spch .spchc .inner-container .button-container {\\n pointer-events: none;\\n position: relative;\\n transition: transform 0.218s, opacity 0.218s ease-in;\\n }\\n#spch.spch .spchc .inner-container .button-container .button {\\n background-color: #fff;\\n border: 1px solid #eee;\\n border-radius: 100%;\\n bottom: 0;\\n box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);\\n cursor: pointer;\\n display: inline-block;\\n left: 0;\\n opacity: 0;\\n pointer-events: none;\\n position: absolute;\\n right: 0;\\n top: 0;\\n transition: background-color 0.218s, border 0.218s, box-shadow 0.218s;\\n }\\n#spch.spch .spchc .inner-container .button-container .button .microphone {\\n background-position: 0 -24px;\\n width: 41px;\\n height: 41px;\\n left: 27px;\\n pointer-events: none;\\n position: absolute;\\n top: 27px;\\n transform: scale(1);\\n }\\n#spch.spch .spchc .inner-container .button-container.listening .ripple {\\n position: absolute;\\n width: 136px;\\n height: 136px;\\n z-index: -1;\\n left: 50%;\\n top: 50%;\\n opacity: 0;\\n margin: -70px 0 0 -70px;\\n border-radius: 100px;\\n -webkit-animation: ripple 3.3s infinite;\\n animation: ripple 3.3s infinite;\\n background-color: #fff !important;\\n border: 2px solid #e0e4e9;\\n }\\n#spch.spch .spchc .inner-container .button-container.listening .ripple:nth-child(2) {\\n -webkit-animation-delay: 1.1s;\\n animation-delay: 1.1s;\\n }\\n#spch.spch .spchc .inner-container .button-container.listening .ripple:nth-child(3) {\\n -webkit-animation-delay: 2.2s;\\n animation-delay: 2.2s;\\n }\\n#spch.spch .spchc .inner-container .button-container.speaking .button {\\n background-color: #0f69ff;\\n }\\n#spch.spch .spchc .inner-container .button-container.speaking .button .microphone {\\n background-position: 0 -65px;\\n width: 40px;\\n height: 40px;\\n pointer-events: none;\\n position: absolute;\\n transform: scale(1);\\n }\\n#spch.spch .spchc .inner-container .button-container.speaking .ripple {\\n background-size: 114px;\\n position: absolute;\\n width: 114px;\\n height: 114px;\\n z-index: -1;\\n left: 50%;\\n top: 50%;\\n margin: -57px 0 0 -57px;\\n -webkit-animation: speakingRipple1 2s infinite;\\n animation: speakingRipple1 2s infinite;\\n }\\n#spch.spch .spchc .inner-container .button-container.speaking .ripple:nth-child(2) {\\n background-size: 123px;\\n width: 123px;\\n height: 123px;\\n margin: -62px 0 0 -62px;\\n -webkit-animation: speakingRipple2 2s infinite;\\n animation: speakingRipple2 2s infinite;\\n }\\n#spch.spch .spchc .inner-container .button-container.speaking .ripple:nth-child(3) {\\n background-size: 136px;\\n width: 136px;\\n height: 136px;\\n margin: -68px 0 0 -68px;\\n -webkit-animation: speakingRipple3 2s infinite;\\n animation: speakingRipple3 2s infinite;\\n }\\n#spch.spch .spcho {\\n background-image: linear-gradient(to bottom, rgb(255, 255, 255) 50%, rgba(255, 255, 255, 0) 99%);\\n display: block;\\n min-width: 100%;\\n text-align: center;\\n top: 145px;\\n padding-bottom: 71px;\\n pointer-events: auto;\\n }\\n#spch.spch .spcho #spch-trending {\\n -webkit-animation: fadeIn 1s forwards;\\n animation: fadeIn 1s forwards;\\n opacity: 0;\\n }\\n#spch.spch .spcho #spch-trending .trending {\\n color: #6e7780;\\n display: inline-block;\\n font-size: 16px;\\n }\\n#spch.spch .spcho #spch-trending #trending-label {\\n font-weight: bold;\\n margin: 5px 5px;\\n }\\n#spch.spch .spcho #spch-trending.hide {\\n display: none;\\n }\\n#spch.spch.s2tb .spchc, #spch.spch.s2tb-h .spchc {\\n background: #fff;\\n box-sizing: border-box;\\n box-shadow: 0 2px 6px rgba(0, 0, 0, 0.2);\\n height: auto;\\n margin: 0;\\n min-width: 100%;\\n overflow: hidden;\\n padding: 24px 115px;\\n }\\n#spch.spch.s2tb .spchc .inner-container, #spch.spch.s2tb-h .spchc .inner-container {\\n opacity: 1;\\n transition: opacity 0.318s ease-in;\\n }\\n#spch.spch.s2tb .spchc .inner-container .text-container, #spch.spch.s2tb-h .spchc .inner-container .text-container {\\n position: relative;\\n }\\n#spch.spch.s2tb {\\n background: rgba(255, 255, 255, 0);\\n opacity: 1;\\n visibility: visible;\\n transition-delay: 0s;\\n }\\n#spch.spch.s2tb .spchc .inner-container .button-container {\\n transform: scale(1);\\n height: 97px;\\n right: 0;\\n top: 0;\\n width: 97px;\\n }\\n#spch.spch.s2tb .spchc .inner-container .button-container .button {\\n opacity: 1;\\n pointer-events: auto;\\n position: absolute;\\n transform: scale(1);\\n transition-delay: 0;\\n }\\n#spch.spch.s2tb .spchc .inner-container .text-container .spcht {\\n font-size: 24px;\\n margin-left: 0;\\n opacity: 1;\\n transition: opacity 0.5s ease-out, margin-left 0.5s ease-out;\\n }\\n#spch.spch.s2tb #spch-overlay {\\n -webkit-backdrop-filter: blur(10px);\\n backdrop-filter: blur(10px);\\n background-color: #fff;\\n height: 100%;\\n opacity: 0.9;\\n position: absolute;\\n top: 149px;\\n\\n /* spchc\'s height */\\n width: 100%;\\n }\\n#spch.spch.disable-blur-overlay #spch-overlay {\\n background-color: transparent;\\n -webkit-backdrop-filter: none;\\n backdrop-filter: none;\\n }\\n#spch.spch.disable-blur-overlay .spcho {\\n height: 27px;\\n padding-bottom: 20px;\\n background: #fff;\\n background-image: none;\\n box-shadow: 0 8px 6px -6px rgb(0 0 0 / 20%);\\n }\\n#spch.spch.s2tb-h {\\n background: rgba(255, 255, 255, 0);\\n opacity: 0;\\n visibility: hidden;\\n }\\n\\n@-webkit-keyframes fadeIn {\\n 0% {\\n opacity: 0;\\n }\\n\\n 100% {\\n opacity: 1;\\n }\\n}\\n\\n@keyframes fadeIn {\\n 0% {\\n opacity: 0;\\n }\\n\\n 100% {\\n opacity: 1;\\n }\\n}\\n\\n@-webkit-keyframes ripple {\\n 0% {\\n opacity: 1;\\n transform: scale(0.7);\\n }\\n\\n 100% {\\n opacity: 0;\\n transform: scale(1);\\n }\\n}\\n\\n@keyframes ripple {\\n 0% {\\n opacity: 1;\\n transform: scale(0.7);\\n }\\n\\n 100% {\\n opacity: 0;\\n transform: scale(1);\\n }\\n}\\n\\n@-webkit-keyframes speakingRipple1 {\\n 0%,\\n 100% {\\n background-image: url(\\"\\");\\n }\\n\\n 25%,\\n 75% {\\n background-image: url(\\"\\");\\n transform: scale(1.1);\\n }\\n\\n 50% {\\n background-image: url(\\"\\");\\n transform: scale(0.9);\\n }\\n}\\n\\n@keyframes speakingRipple1 {\\n 0%,\\n 100% {\\n background-image: url(\\"\\");\\n }\\n\\n 25%,\\n 75% {\\n background-image: url(\\"\\");\\n transform: scale(1.1);\\n }\\n\\n 50% {\\n background-image: 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    What fuel will boom supersonic use? ›

    In June 2019, Boom announced its partnership with Prometheus Fuels to supply carbon-neutral jet fuel during the XB-1 test program. Prometheus' technology economically removes CO₂ from the air and uses clean electricity to turn it into jet fuel.

    Where will boom Overture be built? ›

    Denver-based Boom Supersonic announced in February that it will build the Overture at Piedmont Triad International Airport in Greensboro. The company received an incentive package from the state and Guilford County worth $121.5 million, in return for creating more than 1,700 jobs.

    How much fuel did the Concorde burn? ›

    The Concorde carries about 119,500 liters (31,569 gallons) of fuel and burns about 25,629 liters (6,771 gallons) per hour in the air.

    Has the boom XB-1 flown? ›

    On October 7, 2020, Boom rolled out the XB-1 in a promotional, with an announcement that the maiden flight was expected in 2021. In January 2022, Boom began conducting engine run-ups using the XB-1, in preparation for taxi tests and the first flight later in 2022.

    Is supersonic flight fuel efficient? ›

    Supersonic aircraft are estimated to burn five to seven times as much fuel per passenger as a regular aircraft, according to the nonprofit International Council on Clean Transportation.

    How fast does a super sonic jet go? ›

    Boom's Overture jet will be able to fly at speeds of Mach 1.7, or 1,304 mph (2099.16 km/h). This is what makes a supersonic jet supersonic; the ability to exceed the speed of sound. In dry air at 20 degrees celsius, the speed of sound is 767 mph (1,234.8 km/h).

    How much will Boom tickets cost? ›

    Boom CEO Blake Scholl insists his company's plane will be different when it debuts in 2029, with tickets costing about $4,000 to $5,000 to fly from New York to London in about three and one-half hours.

    How much will United Boom cost? ›

    American, United Have Ordered Boom's $200 Million Overture Supersonic Jet.

    How much will the Boom jet cost? ›

    Boom founder and chief executive Blake Scholl has said each Overture will sell for $200 million, though it is not unusual for airlines to pay below list price if they purchase multiple aircraft.

    How much fuel does a 747 burn per hour? ›

    The four engines of the Boeing 747 Jumbo Jet burn approximately 10 to 11 tonnes of fuel an hour when in the cruise. This equates to roughly 1 gallon (approximately 4 litres) of fuel every second. It can carry a maximum of 238,604 liters of fuel and it has a range of about 7,790 nautical miles.

    How much fuel can a 747 hold? ›

    Let's start with a look at the most famous of jets, the Boeing 747. The Boeing website states that this model, with a gas tank capacity of 63,500 gallons, may burn five gallons of jet fuel per mile of flight. A 4,000-mile flight, then, requires 20,000 gallons of fuel.

    How many Litres of fuel does a 747 hold? ›

    747 can carry as many as 568 people. It can carry up to 238,840 litres of fuel.

    Will the boom Overture be built? ›

    In July 2022, Boom announced a partnership with Northrop Grumman to develop a special variant for the U.S. Government and its allies. On July 19, 2022, Boom unveiled a revised proposal for the production version of the Overture at the Farnborough Airshow. This version has four engines and a tailed delta wing.

    Who is funding boom supersonic? ›

    Boom Supersonic is funded by 32 investors. Prime Movers Lab and Caruso Ventures are the most recent investors. Boom Supersonic has a post-money valuation in the range of $1B to $10B as of Apr 15, 2021 , according to PrivCo.

    How much is boom supersonic stock? ›

    $ 16.45
    CloseChgChg %

    How much fuel does a A380 burn per hour? ›

    The Airbus A380 has a maximum fuel capacity of around 82,000 gallons stored in 10 tanks, each holding up to 8,200 gallons of fuel. The Airbus A380 burns an average of 4,062 gallons per hour or 67 gallons per minute and close to one gallon a second. This plane also burns 0.012 gallons per passenger per mile.

    How much fuel does a 787 burn per hour? ›

    A Boeing 787-9 burns about 5400 litres of fuel per hour. At a cruising speed of 900km/h, that equates to 600 litres/100km. On average, a modern family-size vehicle uses about 8 litres/100km, or 75 times less fuel.

    Why are supersonic flights expensive? ›

    Supersonic flight requires an enormous amount of jet fuel, and the engines are notoriously loud inside the cabin. The flights also historically extremely expensive: A roundtrip ticket on the Concorde for the three-and-a-half-hour flight between New York and London could cost about $10,000.

    Can a plane go Mach 8? ›

    With its needle-sharp profile and advanced powerplants, Stratofly would hit speeds of up to Mach 8 — about 5,400 miles an hour — and reach altitudes of more than 98,000 feet, far above the operational ceiling of conventional airliners.

    Can sonic boom be eliminated? ›

    The key to eliminating the sonic boom is in the design of an airframe. In a conventional supersonic jet, the shockwaves coalesce as they expand away from the nose and tail - leading to two distinct sonic booms.

    Can a plane fly Mach 9? ›

    Venus Aerospace unveils its new dart-like Mach 9 hypersonic plane design. "Deep Tech" startup Venus Aerospace's "Stargazer" aircraft is claimed to be capable of crossing the Earth in one hour. Hypersonic technology is all the rage right now, though the specific concepts and applications are hardly anything new.

    Why is supersonic flight difficult? ›

    Drawbacks and design challenges are excessive noise generation (at takeoff and due to sonic booms during flight), high development costs, expensive construction materials, high fuel consumption, extremely high emissions, and an increased cost per seat over subsonic airliners.

    How far does a sonic boom go? ›

    Ground width of the boom exposure area is approximately one mile for each 1,000 feet of altitude; that is, an aircraft flying supersonic at 30,000 feet will create a lateral boom spread of about 30 miles.

    Are supersonic planes environmentally friendly? ›

    Yet even if the Overture employs the cleanest sustainable aviation fuel imaginable, there's still the question of efficiency. A recent study by the International Council for Clean Transportation found that supersonic jets would burn seven to nine times as much fuel per passenger per kilometer as subsonic versions.

    What is the fastest jet in the world? ›

    The fastest civilian jet aircraft

    The honor goes to the Concorde, which could cruise at Mach 2.04 or 1,354 miles per hour. Thanks to the sonic boom - or the air compressed by an object going faster than the speed of sound creating a boom - the Concorde was allowed to only fly commercially on overwater routes.

    What is the fastest commercial plane? ›

    The fastest commercial plane in the world is the Concorde, which has a top speed of 1,354 mph. The second fastest commercial plane is the Boeing 747-8 Intercontinental, which has a top speed of 1,032 mph. The third fastest commercial plane is the Airbus A340-600, which has a top speed of 990 mph.

    Who is building the new supersonic jet? ›

    Supersonic developments

    NASA has teamed up with aircraft manufacturer Lockheed Martin to develop the X-59, a "quiet" experimental supersonic aircraft, in order to collect data that will be shared with US and international regulators to help determine new sound-based rules for supersonic flight over land.

    Is Boom Supersonic an American company? ›

    (trade name Boom Supersonic) is an American company designing a Mach 1.7 (1,000 kn; 1,800 km/h), 65-88-passenger supersonic airliner. Named the Boom Overture, the airliner is planned to have a range of 4,250 nmi (7,870 km) and to be introduced in 2029. Boom Technology, Inc. Denver, Colorado, U.S.

    Who is the CEO of Boom Supersonic? ›

    Blake Scholl founded Boom Supersonic in September 2014 with the goal of making high-speed travel mainstream and enabling a new world of human connection. Blake is passionate about tackling big problems which the world has overlooked.

    Is Boom Supersonic a public company? ›

    Boom remains a privately-held company with financial backing from world-class venture capital firms, individual investors, and future airline customers.

    How much does a 747 pilot make a year? ›

    Pilots of 747s earn between $25,000 and $200,000, depending on experience and the employers for which they work, according to the AVScholars website, a career website for aviation professionals.

    How much does 1 gallon of jet fuel cost? ›

    Jet A Fuel

    As of April 15, 2021, Jet Fuel A was priced at an average of $4.81 per gallon in the United States. If you multiply that by the typical tank size of a commercial aircraft (3,500 gallons), filling up your plane with Jet A fuel may cost you somewhere around $16,835 in total.

    Does jet fuel burn cleaner than gasoline? ›

    E-Jet is drop-in ready and certified, with the same quality and performance, but has over 90% lower lifecycle emissions. That's because we source the carbon in our fuel from the air, not the ground — and, because it has fewer contaminants than petroleum-based fuels, it burns cleaner.

    Why do planes not freeze in the air? ›

    Ice crystals cannot bond to aircraft as they are already in a solid form. These ice crystals are dry particles, and they don't cause any icing on the wings and body of an airplane. Once flying above the clouds there is no moisture present in the air.

    How much money does it cost to fuel a 747? ›

    The cost to fuel a plane largely depends on local fuel prices and the supply of crude oil. Going by averages, it would cost between $170,000-$200,000 to fuel a Boeing 747-8.

    How much does it cost to fill a 737 with fuel? ›

    The cost to fuel a jet airplane is soaring. It currently costs $36,000 dollars to fuel a 737.

    How much does a gallon of jet fuel cost 2022? ›

    The cost per gallon of fuel in March 2022 ($3.04) was up 44 cents (16.7%) from February 2022 ($2.60) and up $1.02 (50.5%) from March 2019. Total March 2022 fuel expenditure ($4.18B) was up 40.4% from February 2022 ($2.98B) and up 35.3% from pre-pandemic March 2019.

    What octane is jet fuel? ›

    The octane ratings of AVGAS, a gasoline-based fuel, are usually either 91 or 100 (lean mixture) and 96 or 130 (rich mixture). The octane rating of jet fuel is much lower, around 15 – this is much more like automotive diesel and thus much more resistant to detonating due to sparks or compression.

    How much does one gallon of jet fuel weigh? ›

    Jet-A fuel density limits are established by the American Society for Testing and Materials (ASTM) Specification D1655. At 60°F the density limits are from 6.46 to 6.99 lbs/gallon. In a G450, this equates to a range of: 28,230 lbs at 6.46 lbs/gallon.

    Which is the largest airline in the US? ›

    Despite a difficult year, American Airlines was the airline group that carried the most passengers in North America in 2021. With a passenger traffic of 165.7 million, the American airline outperformed its competitor United Airlines by more than 61 million passengers.

    How many engines does the boom Overture have? ›

    Boom is developing Overture, a four-engined airliner it says will carry 65-80 passengers, fly at Mach 1.7 and have range of 4,250nm (7,871km). First delivery is scheduled for 2029.

    How high will the Boom jet fly? ›

    The Overture will have a Mach 1.7 cruise speed over water, a cruising altitude of 60,000 feet, a non-stop range of 4250 nautical miles, and a capacity of up to 80 speed-enthused passengers. Boom is also promising wow factors along with the technology, at least for aviation nerds.

    Who invested in Boom? ›

    Boom Supersonic was founded in 2014 and is headquartered in Denver, Colorado. Notable investors include Bessemer Venture Partners, Prime Movers Lab, Emerson Collective, and American Express Ventures.

    Who makes the boom jet? ›

    American Airlines Announces Agreement to Purchase Boom Supersonic Overture Aircraft, Places Deposit on 20 Overtures. FORT WORTH, Texas, and DENVER, Aug. 16, 2022 — American Airlines and Boom Supersonic today announced the airline's agreement to purchase up to 20 Overture aircraft, with an option for an additional 40.

    Is Boom Supersonic still in business? ›

    Boom has signed multiple contracts at this early stage, including another deal with United Airlines in 2021 to eventually fly passengers at supersonic speeds. Boom has said it aims to fly passengers from Paris to Montreal in only 3 hours and 45 minutes, about half the current standard of 7 hours and 15 minutes.

    Is Boom stock a good buy? ›

    The consensus among 4 Wall Street analysts covering (NASDAQ: BOOM) stock is to Strong Buy BOOM stock.

    What is the stock symbol for Delorean Motor company? ›

    DEL.AX - Delorean Corporation Limited.

    Where are Boom Supersonic jets made? ›

    Boom Supersonic, the company that plans to make high-speed passenger jets in Greensboro, has another big customer. American Airlines announced Tuesday that it has ordered 20 of Boom's Overture jets, capable of going faster than the speed of sound, with an option to purchase 40 more.

    How is Boom different from Concorde? ›

    Although they have practically the same fuselage size, the Overture will have a much smaller capacity than the Concorde. The Boom project is designed to carry 65 to 80 passengers, while the supersonic created by BAC (BAe) and Sud Aviation (Aerospatiale) could carry 92 to 128 passengers.

    How is Boom overture carbon neutral? ›

    It is powered by four Rolls-Royce jet engines optimised for supersonic flight and sustainable aviation fuel (SAF). To provide this fuel, Boom has also partnered with Prometheus, a company which makes fuel using carbon dioxide in the atmosphere. This effectively makes the plane net-zero carbon.

    How much is boom supersonic stock? ›

    $ 16.45
    CloseChgChg %

    How much will Boom tickets cost? ›

    Boom CEO Blake Scholl insists his company's plane will be different when it debuts in 2029, with tickets costing about $4,000 to $5,000 to fly from New York to London in about three and one-half hours.

    Will Boom Overture ever fly? ›

    The first Overture would be unveiled in 2025, with the aim of achieving type certification by 2029. Flights should be available in 2030, as estimated by Blake Scholl. Boom currently targets a Mach 1.7 cruise.

    Why is supersonic flight banned? ›

    But even before the Concorde was retired in 2003, it wasn't allowed to fly that coast-to-coast route because the FAA banned supersonic flight over land in 1973, due to fears about loud sonic booms. “Its sonic-boom signature will be perceived as a sonic heartbeat sound rather than the typical loud double-bang.”

    Is Boom a supersonic electric? ›

    The XB-1 Baby Boom is a one-third-scale supersonic demonstrator, designed to maintain Mach 2.2, with over 1,000 nmi (1,900 km) of range, and powered by three 4,300 lbf (19 kN) dry General Electric J85-15s. It is expected to be flight tested in 2022.

    Is Boom stock a good buy? ›

    The consensus among 4 Wall Street analysts covering (NASDAQ: BOOM) stock is to Strong Buy BOOM stock.

    Can I invest in boom? ›

    Can I invest in the company? Boom remains a privately-held company with financial backing from world-class venture capital firms, individual investors, and future airline customers. For more information about investing in Boom, please contact

    Does Boom Supersonic have stock? ›

    Boom Supersonic does not currently have an official ticker symbol because this company is still private.

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