A newly described Patagonian fossil reveals the evolutionary origins and global spread of the tiny alvarezsaur dinosaurs.

Recent discoveries reveal a new giant dinosaur species in Brazil and ancient Roman use of human excrement medicinally. The Brazilian fossils show links to European species, suggesting ancient land ...

For decades, dinosaurs, especially the Tyrannosaurus rex, have captured the imaginations of the public and paleontologists alike. In many instances, pop culture has depicted the T. rex as the giant ...

Lucia Suarez Sang is an associate managing editor at CBSNews.com. Previously, Lucia was the director of digital content at FOX61 News in Connecticut and has previously written for outlets including ...

The 90-million-year-old fossil of a tiny bird-like dinosaur has rewritten history, say scientists. They described the discovery of a near complete skeleton of Alnashetri cerropoliciensis as the ...

A nearly complete dinosaur skeleton discovered in Patagonia is helping scientists crack the mystery of alvarezsaurs, a bizarre group of bird-like dinosaurs. The fossil of Alnashetri cerropoliciensis ...

Forget what you’ve seen in Jurassic Park: dinosaurs in real life were far more compelling, well adapted and intelligent than ...

Some feathered dinosaurs may have briefly taken to the skies—only to give it up later. By studying rare fossils with preserved feathers, researchers uncovered a surprising clue hidden in molting ...

Scientists have long debated whether dinosaurs were in decline before an asteroid smacked the Earth 66 million years ago, causing mass extinction. New research suggests dinosaur populations were still ...

Limestone cliffs and cave systems hold clues to a prehistoric ocean.