Déjà vu occurs when your brain tries to apply a memory of a past situation to your current one, fails, and makes you feel like it's happened.
12
A million dollars' worth of $100 bills weighs only 22 pounds!
32
When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
1k
Coins usually survive in circulation for about 30 years.
66
A lump of pure gold the size of a matchbox can be flattened into a sheet the size of a tennis court.
140
Each day, there are over 120 million sexual intercourse taking place all over the world.
301
Standard paper cannot be folded in half more than 7 times.
232