Exactly when and how plate tectonics started, however, is a matter of debate. Now, in a study published March 19 in the ...

The Earth’s crust is disappearing right beneath our feet – and most people don’t even realise it. Now, if you’re a geologist, or got a keen interest in how the Earth is put together, then this ...

Scientists say they have uncovered new clues in Australia about when plate tectonics began on Earth, the only known planet to ...

Rocks from Australia have given scientists the oldest direct proof that Earth's surface was moving in separate pieces 3.5 billion years ago.

Add Yahoo as a preferred source to see more of our stories on Google. Beneath the American Midwest, on the continent of North America, the underside of Earth's crust is dripping into the planetary ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Here’s what you’ll learn in this story: What are now thought to be the oldest rocks on Earth have been ...

Continental clues: Modern continental rocks carry chemical signatures from the very start of our planet’s history, challenging current theories about plate tectonics. Researchers have made a new ...

Earth is the planet we have the best opportunity to understand in detail—helping us see how other rocky planets behave, even ...

Two rare meteorites found in Antarctica two years ago are from a previously unknown, ancient asteroid with an outer layer or crust similar in composition to the crust of Earth’s continents, reports a ...