At room temperature, the average air molecule travels at the speed of a rifle bullet.
55
Nuclear power prevented an average of over 1.8 million deaths between 1971-2009 as a result of lower air pollution from reduced coal usage according to NASA.
5
If the chemical sodium is dropped into water it will immediately and violently explode.
67
One gallon of used motor oil can ruin approximately one million gallons of fresh water!
71
The average temperature at 40,000 feet above sea level is -60 F.
56
Airports that are at higher altitudes require a longer airstrip due to lower air density.
39
Scientists are working on a portable spray-on-skin that can heal severe wounds in just a few minutes.The spray mainly contains important proteins that can reprogram the injured cells to become stem cells, and back to young uniformed skin cells. So far they were able to accelerate healing process from 12 weeks to 21 days with a similar approach.
16
Neanderthal man had a brain capacity 100cc larger than modern man's.
50