One ragweed plant can release as many as one billion grains of pollen!
51
Diamonds can be shattered with a hammer.
-104
Cold water weighs more than hot water.
93
The earth is approx. 6,588,000,000,000,000,000 tons.
175
Research indicates that plants grow healthier when they are stroked.
173
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