Hot water can freeze faster than cold water.
181
Neanderthal man had a brain capacity 100cc larger than modern man's.
50
Each day, up to 150 species of life become extinct.
-23
Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
65
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
A cesium atom in an atomic clock beats over nine billion times a second.
43
Most liquid laundry detergents are alive with living organisms that help to break down stains!
88
Indoor pollution is 10 times more toxic than outdoor pollution.
62