In many ways, there is a lot of hope hanging on hydrogen in the trucking industry. Fleets are desperate for a diesel-like, zero-emission propulsion option for heavy trucks. And despite some concerns, ...

Hydrogen vehicles were supposed to be a clean, practical way of powering the cars of the future. Theoretically, the idea seems great: Hydrogen fuel cell electric vehicles, or FCEVs, generate ...

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 ...

French electric aircraft manufacturer Beyond Aero announced it has made a "significant step toward certificate and commercialization." The firm revealed its BYA-1 aircraft in 2023. It introduced it as ...

Astron aerospace has shown a partial prototype of a new rotary combustion engine it claims runs at an extraordinary 60% thermal efficiency, burning totally clean with zero NOx emissions and nothing ...

Forbes contributors publish independent expert analyses and insights. Robert Rapier is a chemical engineer covering the energy sector. BRUSSELS, BELGIUM - JANUARY 13: Toyota Mirai hydrogen fuel cell ...

ClassNK has issued an Approval in Principle (AiP) for a design concept of the hydrogen-fueled engine compatible oil tanker with electric propulsion system. The 5,000KL oil tanker design has been ...

American Airlines is buying new engines from a California aircraft developer that the airline says will help cut down on emissions. The Fort Worth-based airline signed a purchase agreement with ...

While the competition among alternative fuels is fierce, hydrogen has emerged as a strong—yet often underappreciated—contender. Despite its potential, hydrogen has been somewhat sidelined in the race ...

French performance marque Alpine has revealed the updated version of its Alpenglow hypercar concept that will take to Belgium's Spa-Francorchamps racetrack on Saturday. The run will coincide with the ...

On a battlefield saturated with buzzing quadcopters and roaring loitering munitions, a new aircraft is trying to disappear ...