Only humans shed emotional tears.
331
Americans are responsible for generating roughly 20% percent of the garbage in the world.
29
You burn more calories sleeping than you do watching television.
348
Playing Tetris after a traumatic event can prevent the development of traumatic memories and reduce the chance of having flashbacks.
29
An ounce of platinum can be stretched 10,000 feet.
40
The yin-yang pattern's earliest use is in Rome - not China!
125