Amelia Earhart was the first woman to fly solo across the Atlantic — in 1932.

The invention of dialysis allows patients with kidney failure to survive.

Fact #1219 · Human Body

The saber-toothed cat went extinct around 10,000 years ago.

Fact #715 · Human Body

A polar bear's fur is actually transparent.

Fact #391 · Human Body

The human stomach can expand significantly after a large meal.

Fact #101 · Human Body

There are more possible shuffles of a deck of cards than seconds since Earth formed.

Fact #1675 · Human Body

A sloth can take up to a month to digest a single meal.

Fact #441 · Human Body

Fossils form when organisms are preserved in sediment over millions of years.

Fact #678 · Human Body

Some animals can regenerate entire body parts.

Fact #1779 · Human Body