A million dollars' worth of $100 bills weighs only 22 pounds!
32
Approximately 60% of the water used by households during the summer is used for watering flowers and lawns.
79
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
The "Cobra Effect" is where a solution for a problem actually makes the problem worse.
21
Americans are responsible for generating roughly 20% percent of the garbage in the world.
29
There are 170,000,000,000,000,000,000,000,000 ways to play the ten opening moves in a game of chess.
266
The scent of women’s tears temporarily reduces sexual arousal and testosterone production in men.
12
The human eye blinks an average of 4,200,000 times a year.
233