As white Americans moved further westward into the Nebraska territory after the Civil War, they kept fashioning a new ...

"Dinosaurs did not yet ... Natural History in Berlin, says the fossils show "impressive details," including "the imprints of fingernails and the belly skin of some animals." There are also ...

Illustration by Gabriel Ugueto, courtesy the University of Wisconsin-Madison A chicken-sized dinosaur fossil is challenging the mainstream view of how and when reptiles spread to the Northern ...