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The Big Bang Theory Season 8 Episode 6

Sheldon and Raj test whether they could survive a dark matter research expedition in a salt mine by simulating the conditions in a steam tunnel deep underground. Leonard and Penny seek advice from Howard and Bernadette after they fight about money.

Views: 30880

Serie: The Big Bang Theory

Episode Title: The Expedition Approximation

Air Date: 2014 10 20

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