On its own, 24 kWh doesn't seem like a lot of power. The problem is that we will need a lot of kilograms. The researchers ...

A fuel cell stack, or bank, serves as the ‘engine,’ where many cells facilitate a simple chemical reaction between oxygen from the air and the pressurized hydrogen fuel stored onboard the vehicle.

energy is used to split water molecules into hydrogen and oxygen. The hydrogen is needed for the second stage of reactions and the oxygen is released by the plant as a waste product. In the ...

Green hydrogen is considered a cornerstone of the energy transition, but producing hydrogen by electrolysis is an ...

Some chemical reactions change temperature ... a chemical in the yeast causes a reaction in which the hydrogen peroxide breaks apart to form oxygen gas and water. The oxygen was in the bubbles you saw ...