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 ...

Add Yahoo as a preferred source to see more of our stories on Google. The Earth: a ringed planet, much like Saturn, surrounded by a hula hoop of asteroids. The summit of Mount Everest: a tropical, ...

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 ...

500 million years ago, the world was a very different place. Basically all life lived in the water, which held a lot of animals that looked pretty different from the ones we recognize today. One of ...

Eight reactions could connect ancient Earth to modern day. Here's how. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. A missing piece of Earth's ...

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 ...

Scientists have discovered the "fossilized fingerprint" of a chunk of seafloor that was hiding beneath the Pacific Ocean in Earth's mantle. A new study shows that this fingerprint corresponds to a ...

How did life survive on a planet covered in ice from pole to pole? 700 million years ago, Earth was a giant snowball cloaked in ice from pole to pole. How did life manage to hold on through this ...