In an average hour, there are over 61,000 Americans airborne over the United States.
24
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
Leather skin does not have any smell. The leather smell that you sense is actually derived from the materials used in the tanning process.
23
The glue on Israeli stamps is certified kosher.
67
If you dropped an aerodynamic object (such as a bullet) from the Empire State Building, you could kill someone.
132
The symbol on the 'pound' key (#) is called an octothorpe.
82
It's impossible to sink in the Dead Sea without equipment!
72