3 Ways to Save Earth from an Asteroid

From the creator

Hank gives us the skinny on three plans NASA scientists have come up with to save Earth from an asteroid impact. Hopefully we'll never have to use any of them. Like SciShow: http://www.facebook.com/scishow Follow SciShow: http://www.twitter.com/scishow References http://neo.jpl.nasa.gov/1950da/ http://www.nasa.gov/pdf/171331main_NEO_report_march07.pdf http://www.nasa.gov/pdf/467238main_20100415_NEOObservationsProgram_Johnson.pdf http://impact.arc.nasa.gov/news_detail.cfm?ID=136

Published 2012-09-18 · Watch on YouTube ↗
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