One 75-watt bulb gives more light than three 25-watt bulbs.
57
The storage capacity of human brain exceeds 4 Terrabytes.
140
In zero gravity, a candle's flame is round and blue.
16
The brain case [of Neanderthals] on the average was more than 13 percent larger than that of the average of modern man
61
Nearly 50% of the world's scientists are assigned to military projects.
71
A cubic yard of air weighs about 2 pounds at sea level.
31
All Humans Are 99.9% Genetically Identical and 98.4% of human genes are the same as the genes of a chimpanzee.
51
The most expensive material on the planet is antimatter - worth $62.5 trillion per gram.
19