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

The tiny remnant belongs to Purgatorius, one of the earliest known relatives of all primates, including humans, which first ...

Tiny fossil teeth from Colorado are revealing new clues about the very first relatives of primates, including humans.

The 90-million-year-old fossil of a tiny bird-like dinosaur has rewritten history, say scientists. They described the ...

A nearly complete 90-million-year-old dinosaur fossil from Patagonia, Alnashetri, reveals how alvarezsaurs evolved and shrank over time.

Morocco: Ancient Fossils Shed Light On A Key Period In Human Evolution. Could a Moroccan cave hold a crucial piece of the puzzle of human origins? Hominin fossils dating back 773,000 years discovered ...

Add Yahoo as a preferred source to see more of our stories on Google. 160-million-year-old Anchiornis fossils. (photo credit: TEL AVIV UNIVERSITY) Research on the Anchiornis specimen reveals hidden ...

Add Yahoo as a preferred source to see more of our stories on Google. For those who love nature, a trip to one of our 63 national parks often makes it to the top of their travel list, and with good ...

Explore ancient dinosaur tracks at Red Fleet State Park, Utah, where footprints from the Early Jurassic period offer a ...

Scientists have discovered a remarkably complete fossil of a tiny dinosaur that is helping to solve a long-standing puzzle about a strange group of prehistoric animals. The fossil, about 90 million ...

The newer, more complete specimen allowed the team to finally map the globally-distributed group's strange anatomy ...