Violent supernovae ‘triggered at least two Earth extinctions,’ study suggests
https://phys.org/news/2025-03-violent-supernovae-triggered-earth-extinctions.html
Violent supernovae ‘triggered at least two Earth extinctions,’ study suggests
https://phys.org/news/2025-03-violent-supernovae-triggered-earth-extinctions.html
2 Comments
The closest star is… 4ly away? Radiation dissipates at r^2. Obviously supernovae are powerful events, but… wow.
1 paragraph in it says “could have.” Take it with a grain of salt.