Electricity doesn't move through a wire but through a field around the wire. See more

The cigarette lighter was invented before the match. See more

Crocodiles swallow stones to help them dive deeper. See more

An average secretary's left hand does 56% of the typing. See more

Calculating DNA length for each person, it would stretch across the diameter of the solar system. See more

Cats have over one hundred vocal sounds, dogs only have about ten. See more

Human thigh bones are stronger than concrete. See more

Maine is the only state in the US whose name is just one syllable. See more

Bulls are not attracted to the colour red. See more