In zero gravity, a candle's flame is round and blue.
16
The bark of an older redwood tree is fireproof.
65
Your brain is 80% water.
525
For every gallon of sea water, you get more than a quarter pound of salt.
45
One cubic foot of gold weighs more than 1,200 pounds!
78
Scientists concluded that the chicken came first, not the egg, because the protein which makes the egg shells is only produced by hens.
11
According to scientists, the color of the cup that we're drinking from can alter our perception of the actual taste of the drink.
12
Only 12,000 years ago there was a species closely related to modern humans called Homo floresiensis that had been living on an Indonesian Island. They used fire and rather advanced tools, yet were only about 3 feet tall and weighed around 25kg.
15