A bolt of lightning is about one inch wide but can be miles long.

Some clouds weigh millions of tons.

Lightning can strike more than once in the same place.

Flash floods can occur within minutes of heavy rainfall.

The Amazon rainforest produces vast amounts of atmospheric moisture.

Some deep-sea fish have expandable stomachs to consume rare prey.

Certain fish can generate electric fields.

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

Water is the only common substance on Earth that naturally exists in all three states — solid, liquid, and gas — at everyday temperatures.