These ancient inventions made life easier for prehistoric and ancient peoples and laid the groundwork for civilization as we ...

New research suggests that humans, new to the Americas, lived alongside giant ground sloths and mastodons for millennia.

Fossils show humans coexisted with giant sloths and mastodons for thousands of years. Evidence includes modified sloth bones ...

Smithsonian Magazine offers up a few other ancient creatures that could fit the bill, including Nile crocodiles, goannas, and ...

Sloths weren’t always slow-moving, furry tree-dwellers. Their prehistoric ancestors were huge — up to 4 tons — and when ...

Frank Hubert Jr.'s 12 pound, 11 ounce bowfin is awaiting to be officially confirmed as the New Jersey state record for the ...