Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. A reconstruction of a late ...

Modern humans are evolutionary survivors, thriving generation after generation while our ancient relatives died out. Now, new research into our brain chemistry suggests that an enzyme unique to Homo ...

Scientists have identified a 3.3-million-year-old giant prehistoric monster crocodile species that likely hunted early human ...

Imagine a world where colossal creatures roamed the land, coexisting with early humans. This was the reality in the Americas, where giant sloths and mastodons thrived alongside our ancestors for ...

Scientists have long debated how modern humans evolved. For decades, most researchers agreed that Homo sapiens came from one ancestral group in Africa, dating back 200,000 to 300,000 years. But new ...

A collection of bones from Casablanca holds important new clues to the origins of modern humans and Neanderthals. When you purchase through links on our site, we may earn an affiliate commission. Here ...

Sloths weren't always slow-moving, furry tree-dwellers. Their prehistoric ancestors were huge—up to 4 tons (3.6 metric tons)—and when startled, they brandished immense claws. For a long time, ...

The fastest animal on land is the cheetah, capable of reaching top speeds of 104 kilometers per hour. In the water, the fastest animals are yellowfin tuna and wahoo, which can reach speeds of 75 and ...