A strange, long-necked marine predator from the age of dinosaurs has finally received its name, after more than 20 years of ...

Egypt has announced the discovery of ancient Luxor tombs, heightening excitement for the full opening of the Grand Egyptian ...

At the top were the giant sharks like megalodon. But the findings show that megalodon didn’t feed only at the top. Instead, ...

Geologists find giant mosasaur vertebra in Mississippi, a marine predator that ruled the seas 66 million years ago, ...

A giant soft-shelled egg unearthed in Antarctica is rewriting everything scientists thought they knew about ancient marine ...

Explore how ancient sloths evolved in size, from small climbers to massive ground dwellers, shaped by shifting climates and ...

Most people are familiar with modern sloths — slow-moving, tree-dwelling mammals that digest food slowly and descend only ...

The larger sloths didn’t do much tree climbing, at risk of falling to their deaths. Instead, they survived by being ...

The extinct mammals were about five times larger than a grizzly bear–and filled caves with their poop.

Most of us are familiar with sloths, the bear-like animals that hang from trees, live life in the slow lane, take a month to ...