Demolition Derby: April 8, 2009


Is the movie Speed just fake film physics? Will a car dropped from 4,000 feet fall faster than a speeding car? Is the compact conundrum of a two-truck head-on collision a myth?


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About Mythbusters

Discovery Channel's hit show Mythbusters has been busting myths since 2003. Find out more about Discovery Channel's series MythBusters.