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

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

Researchers have examined tiny time capsules found in the oldest-known crystals in an attempt to settle a question that divides scientists: when did Earth’s tectonic plates begin to move? Plate ...

The rocks didn’t look like much from the outside. Scattered across a remote stretch of western Australia called North Pole Dome, they were ancient, weathered, and largely ignored for the better part ...

Scientists have discovered a new layer of partly molten rock under the Earth's crust that might help settle a long-standing debate about how tectonic plates move. The molten layer is located about 100 ...

A new study from Harvard geoscientists reports the oldest direct evidence yet of plate motion, dating to 3.5 billion years ago. In a study published March 19 in Science, the researchers found that ...

Tremors beneath Northern California show hidden plate movement, helping scientists better understand where future big ...

The Earth with the upper mantle revealed. Researchers at The University of Texas at Austin have discovered a previously unknown layer of partly molten rock in a key region just below the tectonic ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. The discovery could ...

Our planet has experienced dramatic climate shifts throughout its history, oscillating between freezing "icehouse" periods and warm "greenhouse" states. Subscribe to our newsletter for the latest ...

The Earth’s crust is made of pieces call the tectonic plates. These plates move and shift and change to the face of the planet. How do they move and how fast? Science Trek is available to stream on ...