Aluminum used to be more valuable than gold!
84
A coal power station puts 100 times more radiation into the air than a nuclear power plant producing the same amount of energy.
7
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75
Marie Curie, the Nobel prize winning scientist who discovered radium, died of radiation poisoning.
57
In zero gravity, a candle's flame is round and blue.
16
Oak trees produce 2,200 acorns in a season, but each acorn only has a 1 in 10,000 chance of becoming an oak tree.
304
Sound travels fifteen times faster through steel than through air.
134
The idea of left brain (logical) and right brain (creative) has no basis in neuroscience and is in fact a myth.
16