Ancient crystals reveal that Earth began recycling its crust and forming continents billions of years earlier than scientists ...

It was five years ago this month that ESA’s GOCE gravity-mapping satellite finally gave way to gravity, but its results are still yielding buried treasure – giving a new view of the remnants of lost ...

Rare rocks buried deep beneath central Australia have revealed the origins of one of the world's most promising new deposits ...

An ancient slab of Earth's crust buried deep beneath the Midwest is sucking huge swatches of present-day's North American crust down into the mantle, researchers say. The slab's pull has created giant ...

Can a continent disappear? Many cultures have stories of vanishing islands or cities swept away by tidal waves. But is there truth to any of these legends? Our continents have undergone tumultuous ...

COLUMBUS, Ohio — Two giant plumes of hot rock deep within the earth are linked to the plate motions that shape the continents, researchers have found. The two superplumes, one beneath Hawaii and the ...

Rivers may have operated on a global scale around 3.5 billion years ago. The new find comes courtesy of ancient rocks in China and South Africa. A change in rock chemistry around that time provides ...

Maletsunyane Falls in the Lesotho Highlands shows how a river can erode deep valleys into uplifted lands. Jacques Marais via Getty Images Considering how long humans have been on Earth, it’s ...

It takes a spy to hunt a spy.