description About
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.
Info
- verified Status: Ended
- person By: Chuck Lorre
- calendar_month Release Date: 2014-10-20
- video_camera_front Companies Chuck Lorre Productions, Warner Bros. Television
- tag Season: Season 8
- timer Episode Runtime: 21 Mins
- star Rating: 7.2 / 10
- visibilityViews: 7 views
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