Liquid TIDE laundry detergent glows under a blacklight.
96
Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
65
The average temperature at 40,000 feet above sea level is -60 F.
56
Out of all the senses, smell is most closely linked to memory.
146
In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5
Neanderthal man had a brain capacity 100cc larger than modern man's.
50
If the chemical sodium is dropped into water it will immediately and violently explode.
67
German chemists made a replica of a trophy the size of one molecule.
68