Three global train manufacturers that have put zero-emission trains on the rails in Europe are vying for opportunities in the ...

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All planets are made of gas, ice, rock and metal, and models of how planets form usually assume that these materials don't ...

European aircraft maker Airbus announced it has settled on a fuel cell design for its upcoming hydrogen single-aisle aircraft ...

The new aircraft design features four 2-megawatt electric propulsion engines, each powered by a dedicated fuel cell system.

Airbus on Tuesday unveiled a new concept for its next-generation, single-aisle aircraft and reiterated its intention to ...

Astronomers have identified a bright hydrogen emission from a galaxy in the very early universe. The surprise finding is ...