Some species of jellyfish are 95% water.

Sinkholes can form when underground rock dissolves.

Fact #827 · Nature

Bioluminescence allows some deep-sea creatures to produce light.

Fact #656 · Nature

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

Fact #1900 · Nature

The Sahara Desert can experience large temperature swings between day and night.

Fact #243 · Nature

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

Fact #2155 · Nature

A single coral colony can consist of thousands of tiny animals.

Fact #367 · Nature

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

Fact #1884 · Nature

The magnetic north pole moves — it has shifted hundreds of miles since it was first recorded in 1831.

Fact #3408 · Nature