Astronomers have good news about potentially hazardous asteroids lurking near our planet: There aren't as many as we thought.

We took advantage of a rare opportunity when this swarm of asteroids passed closer to Earth, allowing us to more efficiently ...

The Taurid asteroids, also known as the Taurid swarm, are a group is asteroids hypothesized to be leftovers chunks from the ...

Astronomers have some reassuring news about a possible asteroid threat near our planet: there aren’t as many dangerous ...

NASA finds humanity would totally fumble asteroid defense OSIRIS-REx probe sucked up more asteroid crumbs than hoped NASA's ...

The results show that X-rays could play an even bigger role than the initial shock wave itself, though more data needs to be gathered to form a comprehensive asteroid defense plan. Some 66 million ...

It’s a bad month for any malicious asteroids out there. On Sept. 4, an observer at the Catalina Sky Survey spotted an ...

Robin George Andrews, author of "How to Kill an Asteroid," joins The Excerpt to discuss how scientists are working to literally save the planet. Hit play on the player below to hear the podcast ...

New study eases concerns over possible 'doomsday' asteroid swarm 4 hours ago Air pollution inside Philadelphia's subway is much worse than on the streets, study finds ...

The huge asteroid that hit Earth and wiped out the dinosaurs 66 million years ago was not alone, scientists have confirmed. A second, smaller space rock smashed into the sea off the coast of West ...

Whether $5 or $50, every contribution counts. Ants started farming 66 million years ago in the aftermath of the asteroid that wiped out the dinosaurs, a new study suggests. Colonies of ants began ...

Astronomers have good news about potentially hazardous asteroids lurking near our planet: there aren’t as many as we thought.