Physika means the science
of NATURAL things.
The Big Bang Theory Season 3, Episode 10
It could be light bouncing
off a NATURAL object,
The Big Bang Theory Season 12, Episode 20
Just takin' in
the NATURAL splendor.
Westworld Season 2, Episode 9
Father! You cannot place a slave above me, your NATURAL son.
Vikings Season 1, Episode 3
Talk about how much you have missed
each other and do what feels NATURAL.
Money Heist Season 3, Episode 7