The Big Bang Theory

Season 3

Episode 15: The Large Hadron Collision

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Episode 15

s3e16

The Large Hadron Collision

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February 8, 2010

Leonard can only bring one guest on a trip to see CERN's Large Hadron Collider (the world's largest and highest energy particle accelerator) in Switzerland on Valentine's Day.

Review

Valentine's Day

February 8, 2010

Review

Valentine's Day

Leonard can only bring one guest on a trip to see CERN's Large Hadron Collider (the world's largest and highest energy particle accelerator) in Switzerland on Valentine's Day.