Some seriously large asteroids have threatened Earth before. Some of these asteroids have little chance of hitting us but ...

This video explores the potential impact of a large asteroid collision with Earth. It discusses the consequences, including environmental effects, potential extinction events, and what science tells ...

At this point in history, astronomers and engineers who grew up watching "Deep Impact" and "Armageddon," two movies about the destructive power of asteroid impacts, are likely in relatively high ...

An asteroid estimated to be a kilometer (3,451 feet) wide will fly by Earth on January 18. The video in the media player above is from a related report. It will pass within 1.2 million miles of our ...