
Loop quantum GRAVITY
is the future of physics.
The Big Bang Theory Season 2, Episode 2

Oh, GRAVITY, thou art a heatless bitch.
The Big Bang Theory Season 1, Episode 2

Besides disrupting the local GRAVITY field.
The Big Bang Theory Season 1, Episode 6

- I wonder what he's doing this very second.
- Conducting experiments in zero GRAVITY.
The Big Bang Theory Season 6, Episode 1

The idea that you might be able
to incorporate GRAVITY...
The Big Bang Theory Season 2, Episode 6