KM3NeT xkcd.com/3053
848 reposts8.7K likes
KM3NeT xkcd.com/3053
848 reposts8.7K likes
> "so light in water is travelling at about 3/4 of the speed of light in a vacuum" > "charged particles, however, are not slowed down by the refractive index, so a high-energy charged particle will be travelling faster than light in water" > "in effect, the particle outruns its own electric field"
Unless, of course, it's me bsky.app/profile/tige...
Very good @xkcd.com , how long have you been holding onto that one? 😘
@cburgescliff.bsky.social are you collaborating with @xkcd.com on dad jokes?