There are organisms on Earth that can survive being frozen for years and still come back to life.

The human eye can process images in milliseconds.

Fact #168 · Human Body

Your brain uses 20% of your energy.

Fact #1709 · Human Body

The first forests appeared during the Devonian period.

Fact #710 · Human Body

The Earth is not perfectly round.

Fact #1719 · Human Body

The human brain continues to develop into early adulthood.

Fact #83 · Human Body

Humans reached the Moon less than 70 years after powered flight.

Fact #1741 · Human Body

Hyenas have powerful jaws adapted for crushing bone.

Fact #1274 · Human Body

A horned lizard can squirt blood from its eyes as a defense.

Fact #538 · Human Body