The Big Bang Theory (2007): The Expedition Approximation

The Big Bang Theory (2007)

Details

Season
Season 8
Air Date
20 October 2014
Where to watch

Overview

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. Meanwhile, Leonard and Penny seek advice from Howard and Bernadette after they fight about money.