0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
The earth is approx. 6,588,000,000,000,000,000 tons.
175
In zero gravity, a candle's flame is round and blue.
16
It takes a photon 170,000 years to travel from the core of the Sun to the surface, but only 8 minutes to travel the rest of the way to Earth.
6
Cellophane is not made of plastic. It is made from a plant fiber, cellulose, which has been shredded and aged.
44
The sun is 330,330 times larger than the earth.
75