I'll show you the RADIATION lab.
The Big Bang Theory Season 1, Episode 12
cosmic background RADIATION
from the singularity.
The Big Bang Theory Season 12, Episode 13
If you guys prove the existence
of Unruh RADIATION...
The Big Bang Theory Season 7, Episode 2
...even though she would later die a slow,
painful death from RADIATION poisoning.
The Big Bang Theory Season 1, Episode 2
Perhaps more if that RADIATION
gave you a super brain.
The Big Bang Theory Season 11, Episode 17