Couples' personalities converge over time to make partners more and more similar.
235
A sneeze travels out your mouth at over 100 m.p.h.!
29
The human eye blinks an average of 4,200,000 times a year.
233
Each year, more than 50,000 people are injured by jewelry in the U.S.
29
Caffeine boosts memory.
405
When withdrawing money from an ATM, the 'whirring' sound before your money pops out is actually a recording. The actual mechanism is so far back that you can't hear it.
282
It's impossible to kill yourself by holding your breath.
703
The roar that we hear when we place a seashell next to our ear is not the ocean, but rather the sound of blood surging through the veins in the ear.
479