The Band-Aid was originally made for the inventor's wife, who often cut and burned herself while cooking.
6
If the human eye was a digital camera, it would have 576 megapixels.
25
You burn 26 calories in a one minute kiss.
605
When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
1k
Mentally doing a task makes you better at it. Your mind can barely tell the difference.
18
A pipe 2 feet in diameter will allow four times more fluid to pass through it than a pipe 1 foot in diameter.
20
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
On average, every dollar bill you touch has over 3,000 different types of bacteria.
8