The Big Bang Theory
Season 12·EPISODE 20
The Decision Reverberation
WatchedS12 · E20
Raj is worried people won’t take him seriously in his own field after publishing a paper that suggests he may have discovered alien life. Also, Leonard wants to be the principal investigator on a plasma physics study.
AIR DATEApr 25, 2019Original broadcast date
RUNTIME20m20 minutes
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