The Portuguese man o' war is not a jellyfish — it's a colonial organism made of four types of specialized polyps.

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

Fact #1955 · Nature

Some volcanoes can erupt underwater.

Fact #2624 · Nature

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

Fact #1844 · Nature

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

Fact #2144 · Nature

Ancient glaciers carved valleys and fjords.

Fact #728 · Nature

The snowshoe hare changes fur color with the seasons for camouflage.

Fact #871 · Nature

Some marine snails use venom to capture prey.

Fact #432 · Nature

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

Fact #3403 · Nature