Neanderthal man had a brain capacity 100cc larger than modern man's.
50
Airports that are at higher altitudes require a longer airstrip due to lower air density.
39
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
In the 60s, a scientist gave LSD to dolphins in an attempt to teach them English.
17
Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
65
The earth is approx. 6,588,000,000,000,000,000 tons.
175
A cubic yard of air weighs about 2 pounds at sea level.
31
Some toothpastes and deodorants contain the same chemicals found in antifreeze.
38