Specifically, QUANTUM field theory
in D-dimensional de Sitter space.
The Big Bang Theory Season 4, Episode 23
Loop QUANTUM gravity clearly offers more
testable predictions than string theory.
The Big Bang Theory Season 2, Episode 2
...for this university's
six-loop QUANTUM gravity calculations.
The Big Bang Theory Season 6, Episode 9
"How does a QUANTUM computer
factor large numbers?"
The Big Bang Theory Season 1, Episode 13
...can be achieved by creating a macroscopic
example of QUANTUM superposition...
The Big Bang Theory Season 6, Episode 19