28% of Africa is wilderness. See more

Your nose smells best when you are about 10 years old. See more

The deepest hole ever made in the world (in Texas) is as deep as 20 empire state buildings but only 3 inches wide. See more

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

Fingernails grow nearly 4 times faster than toenails. See more

In most advertisements, including newspapers, the time displayed on a watch is 10:10. See more

Antarctica is a desert. See more

There are 336 dimples on a regulation golf ball. See more