Brass doorknobs automatically disinfect themselves in about 8 hours.
18
Neanderthal man had a brain capacity 100cc larger than modern man's.
50
The smell of freshly cut grass is actually a plant distress call.
31
One gallon of used motor oil can ruin approximately one million gallons of fresh water!
71
There is a surgical implant being developed that will give you an orgasm at the touch of a button.
20