
Yeah... and the craziest part
is, because there's no GRAVITY,
The Big Bang Theory Season 5, Episode 18

No, there isn't. Only loop quantum GRAVITY
calculates the entropy of black holes.
The Big Bang Theory Season 2, Episode 2

I really miss GRAVITY.
The Big Bang Theory Season 6, Episode 3

And how you threw up
in zero GRAVITY,
The Big Bang Theory Season 7, Episode 16

How does this GRAVITY wave
breakthrough
The Big Bang Theory Season 7, Episode 20