During these waves of mass extinction, most vertebrate survivors were confined to refugia, or isolated biodiversity hotspots ...

Discover how the first mass extinction put jawed fishes on the map, species that would later come to dominate animal life on ...

This extinction was connected with massive volcanic eruptions caused by the breakup of the supercontinent Pangaea. The volcanism pumped greenhouse gases into the atmosphere, acidified the oceans, and ...

Dire wolves are back—sort of. Dire wolves are back—sort of. Colossal Biosciences claims to have resurrected this extinct predator, but what did they really do? Joe talks with the scientists behind the ...