Earth history

The Moon was Pummeled Even Harder by Asteroids Than it Looks

The Moon's pitted surface tells a tale of repeated impacts over a long period of time. While Earth's active geology…

3 months ago

A Distant Asteroid Collision Gave Earthly Biodiversity An Ancient Boost

About 466 million years ago, there was an asteroid collision in the asteroid belt between Mars and Jupiter. The collision…

2 years ago