An extinct relative of the howler monkey may have been the first leaf-eating primate in South and Central America ...

Sharks might not be a natural biological group, with most species potentially closer kin to rays than to an oddball group of sharks.

The world of ancient history is filled with captivating stories that have captured our imagination for generations. From lost ...

Invasive alien species don’t only drive out other native species, they also dramatically transform soils, water and ecosystems. A new assessment tool aims to pinpoint the negative environmental ...

Thirteen million years ago, a group of medium-sized monkeys known for guarding their territory among the treetops with fearsome "howls" started doing something new. These monkeys, among the oldest ...

What if we told you that your entire understanding of time is about to be shattered? Human beings are notoriously bad at comprehending vast scales—whether ...

A Harvard physicist who once accepted evolution without question says a surprising encounter with faith forced him to rethink ...