Certain plants close their leaves when touched as a defense response.

Fogbows are white rainbows formed when droplets in fog are too small to separate colors.

The kinkajou uses its 13 cm tongue to reach nectar in flowers — acting as an accidental pollinator.

The most tornadoes in a single day occurred on April 27, 2011 — 218 twisters struck the southeastern US.

The United States has lost half its wetlands since European settlement — reducing flood protection and wildlife habitat.

Akrotiri was preserved under volcanic ash on Santorini.

Volcanic eruptions can produce lightning within ash clouds.

Lichens are not a single organism — they are a symbiotic partnership between fungi and algae or cyanobacteria.

The Carboniferous period had vast swamp forests.