Human running capacity — persistence hunting — is unique among primates and was a key early hunting strategy.

The human eye can detect a single photon.

Fact #1706 · Human Body

In 2001, a Norwegian man survived a fall through ice by floating in near-freezing water.

Fact #800 · Human Body

Some insects can lift many times their body weight.

Fact #213 · Human Body

The human eye adapts to darkness by increasing light sensitivity.

Fact #899 · Human Body

The Human Genome Project mapped the entire human genetic sequence.

Fact #1018 · Human Body

Stress hormones prepare the body for a fight-or-flight response.

Fact #959 · Human Body

The human body glows faintly in complete darkness.

Fact #1686 · Human Body

Polar bears have black skin beneath their white fur.

Fact #26 · Human Body