Today on the flagship podcast of hydrogen futures:\xa0\n\nThe Verge\u2019s William Poor, Andrew Marino, and Alex Parkin head to California to figure out why hydrogen fuel cell technology, once a super-promising successor to gasoline, lost out to battery electric cars. They also put the embattled tech to the test with a road trip across California\u2019s \u201chydrogen highway.\u201d\n\nFurther reading:\xa0\nCheck out the interactive map of our trip here, and the video version of the story here.\n\n\nRead Andrew Hawkins\u2019 story about the future of hydrogen fuel cell tech here.\n\n\nRead Justine Calma\u2019s coverage of federal green hydrogen programs here.\n\nGo deep into California zero emission transportation policy here.\n\nCredits:\nFact Check by Jasmine Arielle Ting\n\nThanks to:\nBill Elrick, Hydrogen Fuel Cell Partnership\nMichael McCurdy, California State Library\n\nArchival footage courtesy of Global ImageWorks, LLC\n\nEmail us at vergecast@theverge.com or call us at 866-VERGE11, we love hearing from you.\nLearn more about your ad choices. Visit podcastchoices.com/adchoices