They reveal that the chemical composition of the deep mantle has remained almost intact since the Earth's formation 4.5 ...

For one thing, the mantle is likely doing us an enormous favor by holding so much water. If the water were released into the crust, most of Earth’s landmass would be submerged.

Think Earth is just a static rock? Dive deep, and you'll find a dynamic world where metals leak, water seeps, and its insides ...

Earth simply wouldn’t be the home planet we know and love without water—after all, 70 percent of our planet’s surface is covered with the life-supporting liquid.

Deep beneath Earth’s surface, hot mantle rock slowly rises, fueling massive volcanic activity, tearing continents apart, and ...

A beautiful blue flaw in a gem-quality diamond from Botswana is actually a tiny fragment of Earth’s deep interior—and it suggests our planet’s mantle contains oceans’ worth of water.. The ...

A rare type of diamond may suggest that water can penetrate deeper into Earth's interior than scientists previously thought. Though more than 70% of our planet is covered with water, there is also ...

Scientists have detected deep pulses in the Earth beneath Africa – and it could tear the continent apart. The pulses are made ...

An analysis of Hawaii’s volcanic rocks revealed Earth’s core is leaking gold and other precious metals, a study found. The elements emerge when ocean islands form.