All that said, the findings can’t confirm the terrestrial life theory beyond a doubt. There’s still a chance hydrogen-heavy ...

Bacteria color the water at a depth of 30 to 36 feet in Sawmill Sink on Abaco. Here and in a colorless layer below, poisonous hydrogen sulfide gas is present. Divers move through it with all ...

A team of researchers at the University of Oxford have uncovered crucial evidence for the origin of water on Earth. Using a ...

These underground reservoirs of steam and hot water can be tapped to generate ... The main concern is the release of hydrogen sulfide, a gas that smells like rotten egg at low concentrations.