In the buzzing electric vehicle world, there’s a long-standing and unsettled debate over the ultimate zero-emission energy source: lithium-ion battery or hydrogen? The “battery” school has so far dominated the electric vehicle market, with Tesla claiming more than 80 percent of EV sales in the U.S. and a growing number of carmakers jumping on the battery bandwagon.

But those believing in hydrogen have made substantial progress, too. Pheonix, Ariz.-based Nikola Motors went public earlier this year and is gearing up to roll out a hydrogen fuel cell-powered semi-truck and a pickup truck in 2021. The world’s first hydrogen-fueled passenger plane recently took to the sky. And last month, another hydrogen mobility startup, California-based Hyperion Motors, debuted a dashing supercar called XR-1 that touted unbelievable specs: it has a driving range of 1,000 miles, can recharge in under five minutes and can hit speeds of up to 225 miles per hour.
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