How South America Made the Marsupials

From PBS Eons. Throughout the Cenozoic Era — the era we’re in now — marsupials and their metatherian relatives flourished all over South America, filling all kinds of ecological niches and radiating into forms that still thrive on other continents. Thanks to Darin Croft and Velizar Simeonovski for allowing us to use illustrations that can…

The Giant Dinosaur That Was Missing a Body

From PBS Eons. From end to end, its forelimbs alone measured an incredible 2.4 meters long and were tipped with big, comma-shaped claws. But other than its bizarre arms, very little material from this dinosaur had been found: no skull, no feet, almost nothing that could give experts a fuller picture of what this dinosaur…

How We Domesticated Cats (Twice)

From PBS Eons. A 9,500 year old burial in Cyprus represents some of the oldest known evidence of human/cat companionships anywhere in the world. But when did this close relationship between humans and cats start? And how did humans help cats take over the world?  Big thanks to these paleoartists for allowing us to use their…