Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
9
One cubic foot of gold weighs more than 1,200 pounds!
78
The storage capacity of human brain exceeds 4 Terrabytes.
140
Brass doorknobs automatically disinfect themselves in about 8 hours.
18
4.5 pounds of sunlight strike the Earth each day.
27
Diamonds can be shattered with a hammer.
-104
Cold water weighs more than hot water.
93
Some toothpastes and deodorants contain the same chemicals found in antifreeze.
38