A boeing 747's wingspan is longer than the Wright brothers' first flight (120 feet/36 meters). See more
A flea can jump 350 times its own body length. See more
A teaspoon of neutron star material weighs about 110 million tons. See more
Bats always turn left when exiting a cave. See more
You can't kill yourself by holding your breath. See more
It is possible to lead a cow upstairs but not downstairs. See more
Elephants are the only animals that can't jump. See more
111,111,111 x 111,111,111 = 12,345,678,987,654,321. See more
If you take a pencil, you can draw a 50 kilometer (31 mile) long line. See more
28% of Africa is wilderness. See more
Everyone is colourblind at birth. See more
Eels have two hearts. See more
To escape the grip of a crocodile's jaws, push your thumbs into its eyeballs, it will let you go instantly. See more
Grapes explode when you put them in the microwave. You have been warned! See more
Slugs have 4 noses. See more
A 'jiffy' is an actual unit of time for 1/100th of a second. See more