Every day, plants convert sunlight into energy equivalent to six times the entire power consumption of human civilization.
9
In zero gravity, a candle's flame is round and blue.
16
Hot water can freeze faster than cold water.
181
Scientists have developed a microparticle filled with oxygen that can be injected into the blood stream, enabling us to live without breathing.
21
The average temperature at 40,000 feet above sea level is -60 F.
56
Some toothpastes and deodorants contain the same chemicals found in antifreeze.
38
Neanderthal man had a brain capacity 100cc larger than modern man's.
50
The most expensive material on the planet is antimatter - worth $62.5 trillion per gram.
18