Green hydrogen has long been billed as a clean fuel for heavy industry, shipping, and long-duration storage, but its price ...

H3 Dynamics, a hydrogen aviation specialist, and XSun, a developer of unmanned aerial systems (UAS), both based in France, announced a partnership targeting solar-hydrogen-electric UAS for ...

Japan is pushing solar hydrogen into a new phase by teaching its materials to drink in colors of sunlight that used to go to waste. Instead of relying only on the most energetic visible wavelengths, ...