The average temperature at 40,000 feet above sea level is -60 F.
56
Each day, up to 150 species of life become extinct.
-23
Scientists aren't sure what color dinosaurs were.
312
The hair of an adult man or woman can stretch 25 percent of its length without breaking.
116
The banana plant cannot reproduce itself. It can be propagated only by the hand of man.
155
Scientists have developed a microparticle filled with oxygen that can be injected into the blood stream, enabling us to live without breathing.
21
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
One gallon of used motor oil can ruin approximately one million gallons of fresh water!
71