Inside the growing scientific quest to understand what creatures with the extraordinary ability to defy the ravages of time ...

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 ...

Fossils show that howler monkey ancestors, Stirtonia victoriae, were eating leaves 13 million years ago, altering body size ...

Fossils show that howler monkey ancestors were eating leaves 13 million years ago, shaping body size and evolution.