Author J K Rowling wrote the final chapter of the last Harry Potter book in "something like 1990", seven years before the release of the first book.
7
On average, every dollar bill you touch has over 3,000 different types of bacteria.
8
Linen can absorb up to 20 times its weight in moisture before it feels damp!
46
Mentally doing a task makes you better at it. Your mind can barely tell the difference.
18
A portion of the water you drink has already been drunk by someone else, maybe several times over.
170
Most of the dust underneath your bed is actually your own dead skin.
251
If you flip a coin ten times, the odds against its coming up with the same side showing each time are 1,023 to 1.
39
In the case of an emergency, a Crayola crayon can be used as a candle and will burn for about 15 minutes.
36