Well, GEOLOGY
The Big Bang Theory Season 7, Episode 20
generally regarded
as the Nobel Prize of GEOLOGY.
The Big Bang Theory Season 12, Episode 6
Stuart, this is Bert
from the Caltech GEOLOGY lab
The Big Bang Theory Season 10, Episode 6
Geology isn't a real science!
The Big Bang Theory Season 5, Episode 1
Geology. Oh!
The Big Bang Theory Season 7, Episode 20