Stilts were invented by French shepherds who needed a way to get around in wet marshes.
45
During his or her lifetime, the average human will grow 590 miles of hair.
69
Not swinging your arms when you walk increases the effort of walking by 12%, the equivalent of walking 20% faster or carrying a 10 kg backpack.
12
Most of the dust underneath your bed is actually your own dead skin.
251
The average American uses eight times as much fuel energy as an average person anywhere else in the world.
28
If you dropped an aerodynamic object (such as a bullet) from the Empire State Building, you could kill someone.
132
Like fingerprints, everyone's tongue print is different.
250
An underwater forest off the coast of Alabama that is 50,000 years old was uncovered by Hurricane Katrina.
16