Diamonds mined in Brazil are harder than those found in Africa.
40
The French named one of their aircraft carriers after Ferdinand Foch, a man who once said "Airplanes are interesting toys but of no military value".
10
The sound you hear when you crack your knuckles is actually the sound of nitrogen gas bubbles bursting.
244
If you counted 24 hours a day, it would take 31,688 years to reach one trillion!
44
Most lipstick contains fish scales!
46
It's impossible to kill yourself by holding your breath.
703
Japanese engineers were asked to redesign the front end of the Bullet Train because it carried enough speed to create a sonic boom whenever it exited a tunnel. Residents could feel the blast from miles away.
11
The worlds oldest piece of chewing gum is over 9000 years old!
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