xkcd @lemmy.world randomaccount43543 @lemmy.world 1y ago xkcd #2926: Doppler Effect https://xkcd.com/2926Alt text:The Doppler effect is a mysterious wavelength-shifting phenomenon which seems to primarily affect sirens, which is why the 🚨 emoji is red.
https://xkcd.com/2926Alt text:The Doppler effect is a mysterious wavelength-shifting phenomenon which seems to primarily affect sirens, which is why the 🚨 emoji is red.
https://explainxkcd.com/2926