Aluminum used to be more valuable than gold!
84
Billions of neutrinos pass unnoticed through your body every second.
6
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75
If the chemical sodium is dropped into water it will immediately and violently explode.
67
One third of the electricity produced on earth is used to power electric light bulbs!
75
0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310
Cellophane is not made of plastic. It is made from a plant fiber, cellulose, which has been shredded and aged.
44
Your brain is 80% water.
525