0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310
The average temperature at 40,000 feet above sea level is -60 F.
56
A ball of glass will bounce higher than a ball made of rubber.
73
Marie Curie, the Nobel prize winning scientist who discovered radium, died of radiation poisoning.
57
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75
All Humans Are 99.9% Genetically Identical and 98.4% of human genes are the same as the genes of a chimpanzee.
51
Liquid TIDE laundry detergent glows under a blacklight.
96
The bark of an older redwood tree is fireproof.
65