Tickling was a form of torture used in ancient China on nobility because it left no mark and recovery was quick.
33
Hot water can freeze faster than cold water.
181
If you yelled for 8 years, 7 months and 6 days, you would have produced enough sound energy to heat one cup of coffee.
1k
Denmark has twice as many pigs as there are people.
66
Ian McKellen and Patrick Stewart had no idea how to play chess when they appeared in X-Men 2.
54
For most people, no matter how hard you pinch the skin on your elbow with your fingers it doesn't hurt.
515
