Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79
0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310
Pumice is the only rock that floats on water.
14
A 'jiffy' is an actual unit of time for 1/100th of a second!
66
Each day, up to 150 species of life become extinct.
-23
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
Most liquid laundry detergents are alive with living organisms that help to break down stains!
88