How to deal with an asteroid threat

Asteroid Apophis is expected to make a close encounter with Earth in 2029 and could be even closer in 2036.

The chances of 22-million-ton asteroid Apophis hitting our planet in 2029 are now slim to none, but astronomers will have to wait four to six years before they can predict what it might do when it returns in 2036. Hold on to your hats.

Read the full story from on MSNBC.

Featured Video
This content is rated TV-MA, and is for viewers 18 years or older. Are you of age?
Sorry, you are not old enough to view this content.

Top 5 Surprise Tech Hits

Sometimes a product may seem like a crazy idea, but it goes on to far exceed expectations. These are the most surprising tech successes.

by Iyaz Akhtar