The Big Bang Theory · SEASON 3

The Large Hadron Collision

Episode 15 · 2010-02-08

★ 7.7
The Big Bang Theory poster
Season 3Episode 15★ 7.7/10
  • Comedy

Episode overview

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.

21 minutes

Season 3 episodes