Did you know? The hydrogen in your body was formed in the Big Bang

At age 24, George Ellery Hale revolutionized solar observations with his invention of the spectroheliograph, making it possible to photograph the sun's prominences in full daylight. A spectroheliograph can tune-in to gases such as hydrogen and calcium, and photograph specific solar details

Researchers Identify the Defect That Limits Solar-Cell Performance: Hydrogen in Hybrid Perovskites

New optical hydrogen sensors eliminate risk of sparking