Physics comes
from the ancient Greek word "physika."
The Big Bang Theory Season 3, Episode 10
...without presuming any knowledge
of mathematics or PHYSICS...
The Big Bang Theory Season 4, Episode 20
written about him
in Physics Today?
The Big Bang Theory Season 7, Episode 6
Leonard, in the world
of theoretical PHYSICS, you never finish.
The Big Bang Theory Season 10, Episode 15
Fort Knox doesn't have
a secret PHYSICS lending library.
The Big Bang Theory Season 8, Episode 20