So, tell me about
your scalar dark ENERGY experiment.
The Big Bang Theory Season 10, Episode 24
So your mirth is merely a discharge
of nervous ENERGY...
The Big Bang Theory Season 4, Episode 23
I mean, heh, wouldn't that solve
the world's ENERGY crisis?
The Big Bang Theory Season 6, Episode 22
angular momentum, potential ENERGY
and kinetic ENERGY.
The Big Bang Theory Season 10, Episode 16
exploring ways
to store kinetic ENERGY.
The Big Bang Theory Season 11, Episode 13