Out of all the senses, smell is most closely linked to memory.
146
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
Nuclear power prevented an average of over 1.8 million deaths between 1971-2009 as a result of lower air pollution from reduced coal usage according to NASA.
5
There is a surgical implant being developed that will give you an orgasm at the touch of a button.
20
Balsa wood is classified as a hard wood!
41
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
According to studies, men change their minds two to three times more often than women.
72