For decades, small grooves on ancient human teeth were thought to be evidence of deliberate tool use – people cleaning their teeth with sticks or fibres, or easing gum pain with makeshift “toothpicks” ...

If you’ve ever picked up a shark’s tooth on the beach or seen a prehistoric creature’s skull on display at a natural history museum, you may have noticed one characteristic that all these fossilized ...

What scientists understand about the voracious feeding habits of the colossal megalodon could be up for some revision. The prehistoric predator that went extinct about 3.6 million years ago was not ...

TEMPE, Ariz. — A team of scientists from Arizona State University has uncovered a collection of fossilized teeth at a field site in Africa that are believed to belong to a newly discovered species.

A timeless question has always fascinated scientists who study the past. Which comes first, the new behavior or the physical tool that perfects it? Do you change how you live and then evolve the body ...

Imagine a sloth. You probably picture a medium-size, tree-dwelling creature hanging from a branch. Today’s sloths – commonly featured on children’s backpacks, stationery and lunch boxes – are ...

It all began with the discovery of ancient owl pellets – a gross but normal part of their digestion where they essentially vomit what looks a bit like poop. It contains the bones of animals they ate, ...

A new study links climate stress to the disappearance of the early human species Homo floresiensis, known as the “hobbits” of ...