...of GAMMA rays
from dark-matter annihilations.
The Big Bang Theory Season 3, Episode 4
Gamma.
The Big Bang Theory Season 5, Episode 16
Tulaberry?
Tulaberries, from Gamma Quadrant, yo.
Breaking Bad Season 5, Episode 9
and GAMMA becomes alpha...
The Big Bang Theory Season 5, Episode 7
Seriously? Gamma rays? Bruce Banner?
The Big Bang Theory Season 2, Episode 12