...she's unjustifiably arrogant
about loop quantum GRAVITY...
The Big Bang Theory Season 2, Episode 2
The idea that you might be able
to incorporate GRAVITY...
The Big Bang Theory Season 2, Episode 6
...as A and we get force...
Earth GRAVITY.
The Big Bang Theory Season 3, Episode 10
- I wonder what he's doing this very second.
- Conducting experiments in zero GRAVITY.
The Big Bang Theory Season 6, Episode 1
Besides disrupting the local GRAVITY field.
The Big Bang Theory Season 1, Episode 6