3 ms·
Well they travel at light speed, so maybe like a minute or two of warning.
by tekla 3y ago
Well they travel at light speed, so maybe like a minute or two of warning.
- EForEndeavour 3y agoDid you mean to reply to https://news.ycombinator.com/item?id=39974952 https://news.ycombinator.com/item?id=39974952 ?
- ryandvm 3y agoNeutrinos actually travel at slower than light speed (just barely) but since they make it through the star unimpeded, they get out well before the visible light from the explosion (talking about a regular supernova here).