Only 8% of the world’s currency is physical money. The rest exists only on computers.
20
Mushrooms are more closely related to humans than they are to plants.
47
The Pittsburgh Steelers were originally called the Pirates.
50
The sound you hear when you crack your knuckles is actually the sound of nitrogen gas bubbles bursting.
244
Wearing yellow makes you look bigger on camera; green, smaller.
222
There's a company in China that allows you to hire someone to stand in line for you for $3-$5 an hour.
14
A sneeze travels out your mouth at over 100 m.p.h.!
29