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

The colossal movements of tectonic plates shape our world, influencing the composition of Earth’s atmosphere, the planet’s protective magnetic field and perhaps even the flourishing of life. Now ...

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

Add Yahoo as a preferred source to see more of our stories on Google. Using magnetic traces from ancient pieces of Earth’s crust, researchers found that a chunk of what is now Western Australia ...

When did Earth’s crust start breaking apart and moving? Well, scientists say they may now have a new answer. We break down ...

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 ...

Venus is often called Earth’s twin, yet its surface is hotter than Mercury and covered in a crushing atmosphere. The key ...

Welcome to 5 Things PM! Skipping meals. Taking on a second job. Fewer activities for kids. These are some of the ways ...

Scientists have answered one of the most puzzling questions in plate tectonics: how and why 'stable' parts of continents gradually rise to form some of the planet's greatest topographic features.

We started to do that about 13,500 years ago, when humans showed up here in considerable numbers. There is evidence that ...

I'm a mom with 15+ years of experience covering health and science. For those of us longing for spring—especially parents like me who have endured what seems like an unending parade of snow days and ...