The discovery of Enigmacursor mollyborthwickae, a dog-size "runner" dinosaur, has left researchers re-evaluating Nanosaurus ...

The shift from lizard-like sprawl to upright walking in mammals wasn’t a smooth climb up the evolutionary ladder. Instead, it ...

Long before T. rex, the Earth was dominated by super-carnivores stranger and more terrifying than anything dreamed up by ...

Heavy rains in Archer County revealed a rare Eryops megacephalus skull, an ancient amphibian with a mouth full of curved ...

A rare, nearly complete skull of an ancient amphibian has been unearthed in North Central Texas. The discovery was made by Andre LuJan, a professional paleontologist from Dallas and director of the ...

Ohio lawmakers have been designating state symbols since the early 19th century. Animals, plants and even prehistoric fossils ...

ETSU researchers uncover a giant fossil salamander, shedding light on Appalachian biodiversity and ancient salamander ...

The mesh-like fossil would push back the oldest known animal on Earth by more than 300 million years. But like many claims of very old life, the study is kicking up lively debate.