The hole in the soda can tab is actually used to hold a straw in place and stop it from rising.
27
Fine-grained volcanic ash can be found as an ingredient in some toothpastes.
55
The most expensive license plate is the number '1', bought by an Abu Dhabi businessman - costing a staggering $14.3 million!
3
It's impossible to sink in the Dead Sea without equipment!
72
It's impossible to kill yourself by holding your breath.
703
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
No piece of square dry paper can be folded more than 7 times in half!
26
Babies are born without knee caps.
78