Truffle fungi form symbiotic relationships with tree roots and can't be cultivated artificially.

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

Fact #415 · Nature

Some trees can communicate with each other using underground fungal networks.

Fact #2216 · Nature

The Arctic Circle experiences extreme variations in daylight.

Fact #63 · Nature

Tardigrades can survive extreme radiation, freezing, and even space.

Fact #1868 · Nature

Tardigrades can survive extreme radiation, freezing, and even space.

Fact #1802 · Nature

Extreme droughts can last for years.

Fact #832 · Nature

Prehistoric reptiles dominated land ecosystems.

Fact #745 · Nature

The longest recorded lightning bolt stretched hundreds of miles.

Fact #915 · Nature