100 Weird Facts That Are Strange But True

Rare Facts

Read more about rare facts from around the world that you did not know until now:

All scorpions glow.

Frowning burns more calories than smiling.

More energy from the sun hits Earth every hour than the planet uses in a year.

Only female mosquitoes bite.

Penguins have an organ above their eyes that converts seawater to fresh water.

A duck has three eyelids.

Before mercury, brandy was used to fill thermometers.

You would weigh less on the top of a mountain than at sea level.

The infinity sign is called a lemniscate.

Dragonflies capture their prey 95% of the time, making them one of the most efficient predators in nature.