Researchers studying a hydrogen combustion concept built around argon gas say the technology could reach 60% thermal ...

Rolls-Royce and easyJet have completed ground testing of a modified Pearl 15 engine running on 100% hydrogen at full takeoff ...

Volvo said the hydrogen-powered trucks deliver higher energy efficiency, lower fuel consumption, and increased engine power ...

MAHLE said that the results demonstrate that hydrogen combustion engines offer a practical, fast-to-market pathway toward ...

Westport and Volvo are demonstrating a 500-hp truck with diesel-like efficiency — one that also offers what Westport says is ...

Hydrogen engine development is advancing on multiple fronts, from German researchers demonstrating a closed-loop argon power cycle concept with modeled efficiencies above 60%, to easyJet and ...

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, ...

Volvo is already testing fuel cell trucks, where electricity is generated onboard the truck from fuel cells powered by hydrogen. Now the company is also developing trucks where an internal combustion ...

With the rise of stricter emission laws, engine manufacturers have no choice but to look into alternate energy sources to run their vehicles. Cummins is reinventing the combustion engine but this time ...

Many truck and engine OEMs have publicly stated their commitment to move away from fossil fuels in the coming decades, but most have not committed to completely toss the engine to the curb. Volvo ...

Bosch modified the Rotax 916 piston aeroengine to run on zero-emissions hydrogen. Credit: Bosch Aviation Technology Austria-based Bosch Aviation Technology has converted a Rotax piston aeroengine, a ...