A sneeze travels faster than a Category 1 hurricane.

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

Tornadoes can rotate at up to 500 km/h — and can travel hundreds of miles.

Most lightning strike victims survive.

Lightning is hotter than the surface of the Sun.

A derecho is a line of severe thunderstorms producing damaging straight-line winds — often mistaken for tornadoes.

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

Lightning can heat air hotter than the surface of the Sun.

In 1908, a massive explosion flattened forests in Siberia in what is known as the Tunguska event.