
It's straight, it's in a LOOP,
The Big Bang Theory Season 11, Episode 13

Loop quantum gravity clearly offers more
testable predictions than string theory.
The Big Bang Theory Season 2, Episode 2

...she's unjustifiably arrogant
about LOOP quantum gravity...
The Big Bang Theory Season 2, Episode 2

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

You're doing work
in quantum LOOP corrections.
The Big Bang Theory Season 1, Episode 12