The planet is almost 25,000 miles around and 4.54 billion years old, and humans are still discovering some of the amazing ...

Discover 25 surprising facts about Earth's continents and plates! Learn how our planet constantly shifts, from floating ...

A new analysis of meteorite isotopes challenges long-held ideas about Earth’s origins, suggesting our planet may have formed ...

Add Yahoo as a preferred source to see more of our stories on Google. You may have heard a lot of online chatter about Earth's two moons recently, but that doesn't quite get the discovery right. Earth ...

Add Yahoo as a preferred source to see more of our stories on Google. Earth's magnetic field is like an invisible shield that protects our planet from solar and cosmic radiation. While it might not be ...

The Mid-Atlantic Ridge in Iceland. This area is the boundary between the North American and Eurasian tectonic plates, which move apart ~ 2.5 cm/year. Subduction and the formation of continents, a ...

What studying the surface of the Moon revealed about Earth’s apocalyptic youth. Four and a half billion years ago, Earth was battered by relentless asteroid impacts powerful enough to vaporize oceans ...

The Earth is pretty good at keeping its pace. However, variations do happen. And on three separate days this summer—July 9, July 22, and August 5—the Earth will spin notably faster than usual. Of ...

Amid the cold silence of the main belt, a giant rock drifts through space. It has existed for billions of years unchanged, but today, it will be irrevocably broken. Another rocky object hurtles toward ...

Around 20,000 years ago, Earth was very, very cold. Global temperatures were 10 degrees Fahrenheit colder than they are today and most of North America was covered in ice. That ice was almost half a ...

Earth signs are the most grounded people on the planet—you know, the ones who always keep it 100 real. They’re known to be stable, pragmatic, and unwavering. If you want someone to edit your résumé or ...