Diamonds mined in Brazil are harder than those found in Africa.
40
Any domino can knock over another object up to 1.5x its size. The 32nd object would be big enough to knock over the Empire State Building.
18
Each year, more than 50,000 people are injured by jewelry in the U.S.
29
The sound you hear when you crack your knuckles is actually the sound of nitrogen gas bubbles bursting.
244
In the U.S., more than 10% of lottery prizes go unclaimed!
55
In the case of an emergency, a Crayola crayon can be used as a candle and will burn for about 15 minutes.
36
Only 8% of the world’s currency is physical money. The rest exists only on computers.
20
About two hundred babies are born worldwide every minute.
237