One third of the electricity produced on earth is used to power electric light bulbs!
75
Pure water (H2O) does not conduct electricity on its own.
46
In zero gravity, a candle's flame is round and blue.
16
Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
65
Sound travels about 4 times faster in water than in air.
408
MIT has developed a camera that captures the speed of light at a trillion frames per second.
20
Marie Curie, the Nobel prize winning scientist who discovered radium, died of radiation poisoning.
57
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