What Happened When the Lithosphere of Venus Broke?

The internal structure of Venus is probably quite similar to that of the Earth, but the surface is fairly young. It does not feature the global network of tectonic plates that mark our planet and, except for a few places called tesserae, has been essentially reset at some point within the last billion […]

Betelgeuse went dark, but didn’t go supernova. What happened?

Astrophysicist Miguel Montargès has a clear memory of the moment the stars became real places to him. He was 7 or 8 years old, looking up from the garden of his parents’ apartment in the south of France. A huge, red star winked in the night. The young space fan connected the star to a […]

What really happened during the ‘Kentucky meat shower’?

Several people tasted the mysterious sky meat. (Unsplash/) What’s the weirdest thing you learned this week? Well, whatever it is, we promise you’ll have an even weirder answer if you listen to PopSci’s hit podcast. The Weirdest Thing I Learned This Week hits Apple, Anchor, and everywhere else you listen to podcasts every-other Wednesday morning. […]