Clouds with a high water content can weigh as much as 500 elephants.

Sharks are older than trees — they appeared about 450 million years ago.

Fact #3242 · Nature

There is enough gold inside Earth to coat the entire planet’s surface.

Fact #2722 · Nature

Bioluminescence is common among deep-sea organisms.

Fact #1418 · Nature

There are caves so large they contain their own rivers and ecosystems.

Fact #2446 · Nature

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

Fact #2169 · Nature

Some bacteria thrive in extreme heat near hydrothermal vents.

Fact #900 · Nature

Some plants can communicate.

Fact #1700 · Nature

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

Fact #1785 · Nature