A 2013 meteor explosion above Chelyabinsk, Russia injured more than 1,700 people. It was completely unexpected -- and it could happen again. Here's what NASA's doing to make sure we know how to act when (not if) the next one hits.
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"Oxygen Garden" by Chris Zabriskie, 2011
"Spheres" by Doxent, 2013
This piece includes footage courtesy of Launchpad Entertainment.
Russian Meteorite Shockwave Panic 2445 [url="http://youtu.be/9DaHgVDvBFM%20Chelyabinsk"]http://youtu.be/9DaHgVDvBFM
Chelyabinsk[/url] Meteorite Crosses Sky [url="http://youtu.be/JJUYAzAXHLI"]http://youtu.be/JJUYAzAXHLI[/url]
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