This 40,000-Year-Old Wolf Head Was Found in Siberian Permafrost
Permafrost thaw is causing a surge of incredible paleontological discoveries. It’s also one of the most dangerous byproducts of the climate crisis.
Paleontologists Identify the World's Largest Tyrannosaurus Rex
"Scotty" weighed about 20,000 pounds and lived longer than any other known tyrannosaur, according to University of Alberta paleontologists.
Australia's Ancient 'Marsupial Lion' Was Absolutely Terrifying
Scientists reconstructed the first full skeleton of the marsupial lion, which was like a lion, koala, and Tasmanian devil wrapped up in a bodyslam.