Most dust particles in your house are made from dead skin!
67
MIT has developed a camera that captures the speed of light at a trillion frames per second.
20
If you are locked in a completely sealed room, you will die of carbon dioxide poisoning first before you will die of oxygen deprivation.
117
The brain case [of Neanderthals] on the average was more than 13 percent larger than that of the average of modern man
61
At room temperature, the average air molecule travels at the speed of a rifle bullet.
55
4.5 pounds of sunlight strike the Earth each day.
27
Nylon is made from coal and petroleum.
42
One third of the electricity produced on earth is used to power electric light bulbs!
75