For most people, no matter how hard you pinch the skin on your elbow with your fingers it doesn't hurt.
515
Humans are capable of running 40 mph according to a study by bio-mechanical expert Dr. Matthew Bundle. Today's fastest man, Usain Bolt, has a top speed of 28 mph.
34
In 1992, 29,000 rubber ducks washed off a ship. They were found thousands of miles away 8 years later.
707
No one knows Albert Einstein's last words. Just before he passed, he spoke several words in German, but his nurse only knew English.
154
Fingers prune underwater not because of them absorbing the water or washing away the oil, but because of an evolutionary trait caused by the brain to enhance the grip of your fingers underwater.
24
It took 200,000 years for humans to reach 3 billion in number. It took 40 years for the next 3 billion.
11
In Cuba, hitchhiking is encouraged and government vehicles are legally required to pick up hitchhikers.
4