
Atom of hydrogen,
Adam of Maroon 5, mic drop.
The Big Bang Theory Season 9, Episode 23

A hydrogen ATOM, H,
plus pigs minus P, "higs."
The Big Bang Theory Season 3, Episode 13

♪ I'd be an ATOM
without a bomb ♪
The Big Bang Theory Season 7, Episode 6

links together every ATOM
in the universe.
Hmm.
The Big Bang Theory Season 12, Episode 21

Structure, constant structure.
One ATOM.
The Big Bang Theory Season 3, Episode 14