Free Diving, Horsepower and Antimatter - S2.E7
Jem straps a race horse to his car to explain what horsepower is, Liz sets Dallas a free diving challenge that leaves him gasping for air, Dr Yan shows shoppers how to burn steel, and Dallas goes to CERN to see how a cosmic tea party created everything in the universe.
Free Diving, Horsepower and Antimatter - S2.E7
May 3, 2010
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