Unless you have Gravity
on Blu-ray under that skirt,
The Big Bang Theory Season 7, Episode 21
What about loop quantum GRAVITY?
The Big Bang Theory Season 7, Episode 20
How does this GRAVITY wave
breakthrough
The Big Bang Theory Season 7, Episode 20
It uses powerful electromagnets to create
a force strong enough to overcome GRAVITY.
The Big Bang Theory Season 6, Episode 5
And how you threw up
in zero GRAVITY,
The Big Bang Theory Season 7, Episode 16