Balsa wood is classified as a hard wood!
41
Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
65
Brass doorknobs automatically disinfect themselves in about 8 hours.
18
The only letter not appearing on the Periodic Table is the letter "J".
180
In the 60s, a scientist gave LSD to dolphins in an attempt to teach them English.
17
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
If the chemical sodium is dropped into water it will immediately and violently explode.
67
The brain case [of Neanderthals] on the average was more than 13 percent larger than that of the average of modern man
61