The sound you hear when you crack your knuckles is actually the sound of nitrogen gas bubbles bursting.
244
It's impossible to kill yourself by holding your breath.
22
In the White House, there are 13,092 knives, forks and spoons!
51
Each year, more than 50,000 people are injured by jewelry in the U.S.
29
On average, 100 people choke to death on ballpoint pens every year.
72
160 cars can drive side by side on the Monumental Axis in Brazil, the world's widest road.
39
There are 53 Lego bricks manufactured for each person in the world.
83
Each day, there are over 120 million sexual intercourse taking place all over the world.
301