![Erase the hard drives, grab the tapes, wipe
our fingerprints off every surface and run.
Erase the hard drives, grab the tapes, wipe
our fingerprints off every surface and run.](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
Erase the hard drives, grab the tapes, wipe
our fingerprints off every SURFACE and run.
The Big Bang Theory Season 2, Episode 8
![in the Earth's
surface.
in the Earth's
surface.](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
in the Earth's
SURFACE.
The Big Bang Theory Season 7, Episode 3
![Then a laser will map
the reflective surface...
Then a laser will map
the reflective surface...](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
Then a laser will map
the reflective SURFACE...
The Big Bang Theory Season 6, Episode 5
![or under the icy surface
of Europa?
or under the icy surface
of Europa?](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
or under the icy SURFACE
of Europa?
The Big Bang Theory Season 11, Episode 10
![...on a surface located
at the farthest reaches of our cosmos.
...on a surface located
at the farthest reaches of our cosmos.](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
...on a SURFACE located
at the farthest reaches of our cosmos.
The Big Bang Theory Season 6, Episode 5