...of a subatomic PARTICLE
called the Higgs boson.
The Big Bang Theory Season 6, Episode 3
Here's where we derived the mass
of the dark-matter PARTICLE.
The Big Bang Theory Season 3, Episode 4
of the Higgs boson PARTICLE,
and you said,
The Big Bang Theory Season 5, Episode 21
A sigma PARTICLE.
The Big Bang Theory Season 1, Episode 13
You'd be surprised how many
PARTICLE physicists have a whimsical side.
The Big Bang Theory Season 2, Episode 13