The Bristlecone Pine is the world's oldest individual living tree, with specimens over 5,000 years old.

Some sharks can sense a drop of blood from far away.

Fact #348 · Human Body

Smiling can influence mood through feedback to the brain.

Fact #951 · Human Body

The Sumerians developed one of the earliest writing systems.

Fact #599 · Human Body

Your brain uses patterns to recognize faces almost instantly.

Fact #1760 · Human Body

A gecko can climb vertical surfaces using microscopic hairs on its feet.

Fact #415 · Human Body

The Sumerians developed one of the earliest known writing systems.

Fact #644 · Human Body

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

Fact #1675 · Human Body

DNA carries genetic information in living organisms.

Fact #37 · Human Body