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
Brass doorknobs automatically disinfect themselves in about 8 hours.
18
A cesium atom in an atomic clock beats over nine billion times a second.
43
The average temperature at 40,000 feet above sea level is -60 F.
56
In 1999, Harvard physicist Lene Hau was able to slow down light to 17 meters per second and in 2001, was able to stop light completely.
39
Some toothpastes and deodorants contain the same chemicals found in antifreeze.
38
Liquid TIDE laundry detergent glows under a blacklight.
96
A single speck of dust is half way in size between a subatomic particle and the Earth.
15