Tablecloths were originally meant to be served as towels with which dinner guests could wipe their hands and faces after eating.
Until the nineteenth century, solid blocks of tea were used as money in Siberia.
Tourists visiting Iceland should know that tipping at a restaurant is considered an insult.
When glass breaks, the cracks move faster than 3,000 miles per hour. To photograph the event, a camera must shoot at a millionth of a second.
A violin contains about 70 separate pieces of wood.
During your lifetime, you'll eat about 60,000 pounds of food, that's the weight of about 6 elephants.
Dolphins sleep with one eye open.
A sneeze travels out your mouth at over 100 m.p.h.
Fingernails grow nearly 4 times faster than toenails.
Did you know that there are 206 bones in the adult human body and there are 300 in children (as they grow some of the bones fuse together).
The most dangerous animal in the world is the common housefly. Because of their habits of visiting animal waste, they transmit more diseases than any other animal.
The smallest bone in the human body is the stapes or stirrup bone located in the middle ear. It is approximately .11 inches (.28 cm) long.
The human eye blinks an average of 4,200,000 times a year.
Armadillos, opossums, and sloth's spend about 80% of their lives sleeping.
The fastest computer in the world is the CRAY Y-MP C90 supercomputer. It has two gigabytes of central memory and 16 parallel central processor units.
The only letter not appearing on the Periodic Table is the letter “J”.
No matter its size or thickness, no piece of paper can be folded in half more than 7 times.
According to an old English system of time units, a moment is one and a half minutes.
Hawaii is moving toward Japan 4 inches every year.
The temperature can be determined by counting the number of cricket chirps in fourteen seconds and adding 40.
The average person falls asleep in seven minutes.
It's impossible to sneeze with your eyes open.