The brain case [of Neanderthals] on the average was more than 13 percent larger than that of the average of modern man
61
Most dust particles in your house come from dead skin.
48
The average temperature at 40,000 feet above sea level is -60 F.
56
Some toothpastes and deodorants contain the same chemicals found in antifreeze.
38
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
The only letter not appearing on the Periodic Table is the letter "J".
180
A cubic yard of air weighs about 2 pounds at sea level.
31
The smell of freshly cut grass is actually a plant distress call.
31