The first fish appeared about 530 million years ago — they were jawless, like modern lampreys.

Some butterflies have wings that reflect ultraviolet light.

Fact #533 · Nature

Sandstorms can travel across continents.

Fact #825 · Nature

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

Fact #2446 · Nature

The Eiffel Tower grows slightly taller in summer due to heat expansion.

Fact #14 · Nature

Some plants can communicate.

Fact #1700 · Nature

Mudslides can be triggered by heavy rainfall.

Fact #838 · Nature

The Amazon rainforest influences global rainfall patterns.

Fact #335 · Nature

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

Fact #1785 · Nature