Toyota's most modern engine needs something you probably have in your nightstand.

Hydrogen is a relatively new player in the alternative fuel market, offering an alternative to electric cars and hybrids with its own take on green emissions. However, hydrogen-powered technology ...

ANAHEIM, Calif. — Manufacturers said hydrogen internal combustion engines and hydrogen fuel cell technology both have a role to play in the alternative-fuels market, and commonalities among hydrogen, ...

This month, Volvo Trucks surprised the industry by revealing a brand-new hydrogen combustion engine truck—another twist in its growing family of battery-elect ...