Pumice is the only rock that floats on water — its trapped air bubbles make it less dense than water.

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

Fact #1887 · Nature

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

Fact #2163 · Nature

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

Fact #1968 · Nature

Some volcanoes can erupt underwater.

Fact #2624 · Nature

There are massive structures.

Fact #2402 · Nature

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

Fact #2162 · Nature

Coral reefs are built by tiny animals called coral polyps.

Fact #654 · Nature

The Amazon River discharges about 20% of all fresh water that flows into the world's oceans.

Fact #3403 · Nature