Some prehistoric amphibians grew several feet long.

Lightning can strike the same place more than once.

Fact #230 · Nature

Ancient glaciers carved valleys and fjords.

Fact #728 · Nature

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

Fact #2446 · Nature

Some prehistoric amphibians grew several feet long.

Fact #709 · Nature

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

Fact #2163 · Nature

There are more trees on Earth than stars in the Milky Way — about 3 trillion trees.

Fact #3484 · Nature

A sea turtle can navigate using Earth's magnetic field.

Fact #464 · Nature

Coral reefs are built by tiny animals called coral polyps.

Fact #654 · Nature