kwj🌐🇺🇦 ⚪🔵🟡⚪@szmer.info to Science@beehaw.org · 2 years agoWhat Supernova Distance Would Trigger Mass Extinction? | PBS Spacetimewww.youtube.comexternal-linkmessage-square1fedilinkarrow-up119arrow-down10
arrow-up119arrow-down1external-linkWhat Supernova Distance Would Trigger Mass Extinction? | PBS Spacetimewww.youtube.comkwj🌐🇺🇦 ⚪🔵🟡⚪@szmer.info to Science@beehaw.org · 2 years agomessage-square1fedilink
I see PBS Spacetime, I upvote.