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

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

...on a SURFACE located
at the farthest reaches of our cosmos.
The Big Bang Theory Season 6, Episode 5

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

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