You will have to walk 80 kilometers for your legs to equal the amount of exercise your eyes get daily. See more

It is impossible for a human to lick their elbow. See more

A teaspoon of neutron star material weighs about 110 million tons. See more

It is possible to lead a cow upstairs but not downstairs. See more

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

Eagles mate while airborne. See more

Adolf Hitler was a vegetarian. See more

111,111,111 x 111,111,111 = 12,345,678,987,654,321. See more

Elephants are the only animals that can't jump. See more