Blue eyes are the most sensitive to light, dark brown the least sensitive.
105
During his or her lifetime, the average human will grow 590 miles of hair.
69
It's impossible to sink in the Dead Sea without equipment!
72
When glass breaks, the cracks move at speeds of up to 3,000 miles per hour.
423
The ashes of the average cremated person weigh nine pounds.
40
160 cars can drive side by side on the Monumental Axis in Brazil, the world's widest road.
39
Some nursing homes in Germany have fake bus stops to keep Alzheimer's patients from wandering away.
14