The bold question-askers at What If present a radical new plan for space travel using hydrogen balloons instead of rockets.

Tom Yeung here with your Sunday Digest. The Statue of Liberty, pictured above, is instantly recognizable. This 22-story, ...

Researchers recently found a way to make proton exchange membrane water electrolysis more efficient, which could help unlock ...

Abstract: The applicability of the novel metal hydride flow-throw hydrogen purification method is proved. New compositions of low temperature AB 5-type metal hydrides for biohydrogen purification are ...