How Likely is an Asteroid Collision with Earth?
Every month, there seems to be a fresh news alert about an asteroid “hurtling toward Earth.” Well, “alert” is perhaps too strong a word; in most cases, it is simply […]
NASA Crashed a Spacecraft into an Asteroid – Photos Show the Final Moments
David Barnhart, University of Southern California In a world first, NASA has crashed a spacecraft into an asteroid in an attempt to push the rocky traveler off its trajectory. The […]