A human skull was discovered at Coney Island on Tuesday, Dec. 9. Then on Wednesday, Dec. 10, human arms, legs and other bones ...

Every country has its mysteries, but few capture the imagination the way Bigfoot does. For more than a century, people have ...

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. Video above: ...

Scientists were amazed to discover a 507-year-old clam that was already 100 in Shakespeare’s day, but why did it live so long ...

Lamniform sharks such as great whites and tiger sharks are famous for their size. The first such giants evolved 15 million ...