Remnants of a liquid layer of magma near Earth's core, formed in the first few hundred million years of the planet's history, ...

WASHINGTON (Reuters) -A mineral called siderite found abundantly in rock drilled by a NASA rover on the surface of Mars is ...

At 5:12am on Wednesday, April 18, 1906, a portion of the seam between the two tectonic plates San Francisco rests on suddenly ruptured. The earth shook for 45 seconds, and the ensuing fire raged on ...

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Over 4.6 billion years ago, Earth took shape from a spinning cloud of dust and gas surrounding the young sun. Tiny particles ...

A hidden continent existed under Greenland's ice. Scientists found this lost continental fragment. It is called the Davis ...

Beneath the turquoise waters of the South Pacific hides a massive secret—Zealandia, a sunken landmass stretching nearly two ...

Seismologist Deborah Kilb was wading through California earthquake records from the past four decades when she noticed something odd — a series of deep earthquakes that had occurred under the ...

Iran's folded rocks are a colorful formation that is part of the Greater Caucasus mountains, which formed when the Eurasian ...

Deep beneath the surface of our planet, from the Himalayas to East Africa and from the Atlantic seafloor to the Indian Ocean, ...

Mars Express captures images of Acheron Fossae, revealing the Red Planet’s split terrain—ancient cratered highlands and ...

A long-lost slab of Earth’s crust may be pulling away the bottom of the oldest part of North America, scientists say ...