For nearly 30 million years, a 2,000-pound beast known as the entelodont ruled a sweeping empire from Mongolia to what is now ...

From a passageway made by giant sloths to a slinky tunnel bridge and an 'entrance to hell' - there are some extraordinary tunnels across the globe, including one beneath 10 Downing Street ...

Its original owner is a giant ground sloth that lived during the early Holocene era, soon after the retreat of the 3,000-foot-thick Cordilleran ice sheet. Its Puget Lobe, extending from Canada to ...

Sloths have been around before dinosaurs -- over 65 million years. Giant sloths the size of elephants used to exist, but they are now extinct. Sloths are 3 times stronger than humans. Free ...

Fossils found by workers digging a tunnel for a new railway line in Los Angeles have been identified as the remains of a giant sloth and a bison. The "amazing discovery" of a sloth's hip bone and ...

For a long time, scientists believed the first humans to arrive in the Americas soon killed off these giant ground sloths through hunting, along with many other massive animals like mastodons ...

For a long time, scientists believed the first humans to arrive in the Americas soon killed off these giant ground sloths through hunting, along with many other massive animals like mastodons ...