The scent of women’s tears temporarily reduces sexual arousal and testosterone production in men.
12
Any domino can knock over another object up to 1.5x its size. The 32nd object would be big enough to knock over the Empire State Building.
18
Some nursing homes in Germany have fake bus stops to keep Alzheimer's patients from wandering away.
14
If left alone, 70% of birthmarks gradually fade away.
193
Play-Doh was first manufactured as a wallpaper cleaner.
122
Since 1982, a radio frequency emanating from Russia has been broadcasting a buzzer-like sound and, periodically, an unknown voice reads orders, names, and numbers. No one knows where exactly it is coming from or what it means.
13
There is one slot machine in Las Vegas for every eight inhabitants.
58
More than 10% of the world's salt is used to de-ice American roads.
54