A single speck of dust is half way in size between a subatomic particle and the Earth.
15
One barrel of petroleum holds 42 gallons.
20
A cubic yard of air weighs about 2 pounds at sea level.
31
According to studies, men change their minds two to three times more often than women.
72
Liquid TIDE laundry detergent glows under a blacklight.
96
Scientists concluded that the chicken came first, not the egg, because the protein which makes the egg shells is only produced by hens.
11
The bark of an older redwood tree is fireproof.
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