Diamonds mined in Brazil are harder than those found in Africa.
40
Since 1982, a radio frequency emanating from Russia has been broadcasting a buzzer-like sound and, periodically, an unknown voice reads orders, names, and numbers. No one knows where exactly it is coming from or what it means.
13
The yin-yang pattern's earliest use is in Rome - not China!
125
Stilts were invented by French shepherds who needed a way to get around in wet marshes.
45
‘Qatar’ is the world's most expensive bar of soap. Infused with gold and diamond powder, it costs a squeaky clean $2,800.
18
In Tokyo, a bicycle is faster than a car for most trips of less than 50 minutes!
58
The "Cobra Effect" is where a solution for a problem actually makes the problem worse.
21
Seaweed can grow up to 12 inches per day!
59