
what do you say we get back
to SURFACE tension of domain walls?
The Big Bang Theory Season 9, Episode 10

in the Earth's
SURFACE.
The Big Bang Theory Season 7, Episode 3

...given the SURFACE area of this car
is about 60,000 square centimeters...
The Big Bang Theory Season 8, Episode 19

that's just a doodle of
a hyperelliptic Riemann SURFACE.
The Big Bang Theory Season 7, Episode 20

Can you recommend a SURFACE
The Big Bang Theory Season 7, Episode 18