“We usually think of water as so benign, but when it’s divided in the form of little droplets, water is highly reactive,” ...

(CNN) — Researchers say they have uncovered evidence that early Earth was home to more hydrogen than previously thought, calling into question widely held beliefs about the origins of water and the ...

It was long thought, up until recently, that asteroids and comets delivered Earth's oceans during the very early Solar System ...

Far below the oceans and continents we know, Earth’s deep mantle appears to have stored far more water in its early history than scientists once imagined. New experimental work on high‑pressure ...

A long-standing idea in planetary science is that water-rich meteorites arriving late in Earth’s history could have delivered ...

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