When the early Earth’s magma ocean crystallized 4.4 billion years ago, the deep mantle trapped an ocean’s worth of water, scientists say.

Humanity has thrown the global water cycle off balance “for the first time in human history,” fueling a growing water disaster that will wreak havoc on economies, food production and lives, according ...

Earth's deep mantle stored enough water in rocks to equal one ocean during our planet's early molten days, helping explain ...

Far below the familiar blue of the oceans, scientists are uncovering evidence of a vast hidden reservoir of water locked ...

New evidence indicates that the deepest realm of the mantle flowed with up to 100 times more water than previously believed.

Chinese scientists have found evidence that Earth’s deep mantle stored vast amounts of water billions of years ago, reshaping ...

Earth’s early history is undergoing a quiet revolution. Long assumed to be dry at its core, new research suggests our planet ...

In recent years, science has unveiled some astonishing secrets—from what lurks inside black holes to the discovery of a vast new “8th continent.” Even closer to home, researchers have uncovered a ...

Earth may have had fresh, not just salty, water as soon as 600 million years after the planet formed — a mere blink of an eye in geologic time. Researchers analyzed oxygen molecules within ...

BYU's new hydrologic cycle, representing major water pools in blue text, natural water fluxes in black text and human-impacted fluxes in orange. Illustration by Eliza Anderson. The United States ...