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This article originally appeared on Undark. What are the odds of an asteroid of dangerous dimensions striking the planet? If you wait long enough, it’s 100 percent. And they don’t even have to be ...

It’s the stuff of movies: an asteroid is on a collision course with Earth, and we have to do something to stop it—or die. Disturbingly this scenario is also the stuff of the actual universe.

Asteroid 2012 DA14 is making headlines this week, despite the fact that the "incoming" space rock, as it has been described, definitely won't hit Earth. The 150-foot-wide space rock will pass within ...

Potential asteroid impact on Earth can have disastrous consequences. In order to prevent such collisions, earthbound space objects must be deflected. This can be accomplished using a space probe to ...