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
There are 635,013,559,599 possible hands in a game of bridge.
39
It takes about 63,000 trees to make the newsprint for the average Sunday edition of The New York Times.
-11
More Americans have died in car accidents than have died in all the wars ever fought by the United States.
55
In Finland, Valentine's Day is called "Ystävänpäivä" which translates into "Friend's day".
4
American car horns beep in the tone of F.
66
Play-Doh was first manufactured as a wallpaper cleaner.
122
One in five long-term love relationships began with one or both partners being involved with others.
177