In a darkened forest of central Colombia, a 2-foot-long mammal climbed a tree and paused to rest its “completely spiny” body.

Roughly half a million years ago, a group of armadillo-like mammals, horses, and sloths met their end in a sinkhole in what ...

H5N1 bird flu is branching out. New data from the Centers for Disease Control and Prevention indicates that a second type of ...

Australopithecus came before us, but that doesn't tell us which specific individual species is our ancestor. The fossil ...

Short snouts and a flat profile—within a span of 100 years, humans have significantly changed the shape of the skulls of ...

Are humans the only species to drive another to extinction? Tom Ruppel | Dixon, California ...

The only dinosaur species to survive were birds. Paleontologists have been arguing whether modern birds developed before or ...

A cooperation experiment shows for the first time that animals, as well as people, are capable of communicating new ...

They say it's important to look to the past in order to move forward into the future. Humans have evolved considerably, but ...

Two more 'alien mummies' are found with slanted eyes and hairThe 'alien mummies' discovered in Peru have largely been ...

Examining the nature and origin of human intelligence and the intersection with machine intelligence in the past, present and (posited) future.

Among its arid dunes lie ancient tombs such as the Umm an-Nar, remnants of prehistoric tools, and whispers from the first inhabitants of this land as early hominids traversed for the first time ...