Popcorn pops because of a tiny drop of water inside each kernel that turns to steam.

Sea turtles have been around since the time of the dinosaurs.

Bats are the only mammals that can truly fly.

Venus is the hottest planet in our solar system, even though Mercury is closer to the Sun.

Your brain is about 75% water.

Pineapples grow from the ground on a leafy plant, not on trees.

There are seven continents: Africa, Antarctica, Asia, Australia, Europe, North America and South America.