On average, the life span of an American dollar bill is eighteen months.
33
In a year approximately 900 million trees are cut down to make the raw materials needed for American pulp mills and paper.
-16
Anuptaphobia is the fear of staying single.
11
One human hair can support 3 ounces.
191
The harder you concentrate on falling asleep, the less likely you are to fall asleep.
34
The average cough comes out of your mouth at 60 miles per hour.
126
You can start a fire with ice.
367
Not swinging your arms when you walk increases the effort of walking by 12%, the equivalent of walking 20% faster or carrying a 10 kg backpack.
12