ScienceCasts: Why the World Didn't End Yesterday
- Uploaded by Conspiritor on Dec 13, 2012
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NASA is so sure the world won't come to an end on Dec. 21, 2012, that they already released a video for the day after.More questions about December 21, 2012? http://www.nasa.gov/2012/Visit http://science.nasa.gov/ for breaking science news.