220
every time
(mander.xyz)
A place for majestic STEMLORD peacocking, as well as memes about the realities of working in a lab.

Rules
This is a science community. We use the Dawkins definition of meme.
Cherenkov radiation
You know sonic booms? This is basically like 'optical booms' from radiation in water that's traveling faster than the speed-of-light-in-water (which is less than the speed of light in a vacuum)