Scientists have found the oldest direct evidence for tectonic motion on Earth by more than half a billion years ...

Add Yahoo as a preferred source to see more of our stories on Google. Ancient glaciers reshaped Earth’s surface and shifted ocean chemistry, fueling the rise of complex life, a new study found. Calved ...

Ancient ice records show Earth’s oceans cooled over millions of years despite stable greenhouse gases, highlighting the role of oceans.

3. 25 Facts About Geologic Time That Made Our Brains Hurt 4. How Do We Know? A Glimpse into Geologic Sleuthing 5. Our ...

Add Yahoo as a preferred source to see more of our stories on Google. MIT-led researchers uncovered rare potassium isotope anomalies in ancient rocks, revealing hidden remnants of proto-Earth. (CREDIT ...

For decades, geologists labeled a billion-year stretch of Earth’s history—from 1.8 to 0.8 billion years ago—as the “Boring Billion.” They assumed not much occurred during the time: mountain building ...

About 700 million years ago, Earth froze over so completely that even tropical oceans turned to ice, an episode scientists ...

How did Earth give rise to humans? See what made our species' existence possible. How did Earth give rise to humans? With stunningly realistic animation, witness the asteroid strike that wiped out the ...

We only have to look up at the Moon to see the remains of a cataclysmic collision between two early planets, billions of years ago. Now scientists suggest evidence may also be deep beneath our feet, ...