Our Solar System contains tens of thousands of potentially dangerous asteroids that could wipe out an entire city, or worse.

Tow truckers rolled into a private property impound described as “nasty” from the start. Multiple vehicles were removed ...

David Rankin of the Catalina Sky Survey in Arizona spends nights scanning the solar system for potentially catastrophic space ...

In 2012, a strange message appeared on the internet: an anonymous challenge seeking “highly intelligent individuals.” What ...