
It's called
scientific CURIOSITY!
The Big Bang Theory Season 5, Episode 17

Just out of CURIOSITY, what time
do you usually go to bed?
The Big Bang Theory Season 5, Episode 3

Just, uh, out of CURIOSITY,
did he ever have a shot with you?
The Big Bang Theory Season 2, Episode 8

His CURIOSITY was deemed
dangerous and unnatural.
Game of Thrones Season 4, Episode 10

Just out of CURIOSITY
what registers as "odd" to you?
The Big Bang Theory Season 10, Episode 7