because things
have gone NUCLEAR.
Breaking Bad Season 5, Episode 11
the calculation
of NUCLEAR matrix elements.
The Big Bang Theory Season 7, Episode 20
at the Hubei Institute
for Nuclear Physics
The Big Bang Theory Season 7, Episode 6
...he built a small NUCLEAR reactor
in the shed...
The Big Bang Theory Season 1, Episode 4
Luckily for you,
this is not a NUCLEAR reactor.
The Big Bang Theory Season 1, Episode 16