Watch The Big Bang Theory - S08e06 Hdtv Xvid-fum ...

: Despite their scientific ambitions, the simulation only lasts 11 minutes before Sheldon flees in terror after spotting rats, leaving Raj behind.

: While in the tunnels, Sheldon struggles with claustrophobia and the lack of proper bathroom facilities. Watch The Big Bang Theory S08E06 HDTV XviD-FUM ...

: Sheldon and Raj consider joining a research expedition in an abandoned salt mine to study dark matter. To test their endurance for the harsh, cramped conditions, they spend time in the university's underground steam tunnels. : Despite their scientific ambitions, the simulation only

The title of The Big Bang Theory Season 8, Episode 6 is . It originally aired on October 20, 2014. Episode Plot Highlights : Despite their scientific ambitions