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
You share your birthday with at least 9 million other people in the world.
205
Marlboro cigarettes sold in New York contain more tar and nicotine than those sold in all other states!
12
In Finland, Valentine's Day is called "Ystävänpäivä" which translates into "Friend's day".
4
If the human eye was a digital camera, it would have 576 megapixels.
25
The chills you sometimes feel when listening to music is called "musical frisson."
18
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