A monkey descending a tree trunk often keeps its head up, moving almost like a cautious climber backing down a ladder.

Learn about the different ways mammals descended from trees and what this can tell us about early primate evolution.

Researchers have shed new light on the features that enable tree-dwelling mammals to move effectively through their ...

Biologists have debated the reason why Homo sapiens evolved a prominent lower jaw, but this unique feature may actually be a ...

From early on, what has set the human species apart from all others is the ability to direct ever-increasing power toward our ...

A new study explains how climbing down trees helped shape upright posture in early primates and changed the course of evolution.

Add Yahoo as a preferred source to see more of our stories on Google. Twins are uncommon in human history. Tesla Monson Our recent research suggests that twins were actually the norm much further back ...

A groundbreaking study has traced the 66-million-year evolutionary history of primates and overturned conventional thought that our ancestors originally inhabited warm tropical forests. Using advanced ...

The fossil is the best preserved ever found for a primate, said Jorn Hurum, of the University of Oslo Natural History Museum, one of the scientists introducing the specimen. It’s about 95 percent ...

Twins have been rare in human history and for that reason can seem special. Many cultures associate twins with health and vitality, while others see them as a philosophical reminder of the duality of ...

Here's something that'll make your next giggle session feel a bit weird: scientists genuinely can't figure out if your laughter evolved from joyful chimp panting or from the threatening bared-teeth ...

(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) Our recent research suggests that twins were actually the norm much further back in ...