Tae Kwon Do is only around 60 years old.
64
Tsunamis ( tidal waves ) travel as fast as jet planes.
97
If you dropped an aerodynamic object (such as a bullet) from the Empire State Building, you could kill someone.
132
The most expensive license plate is the number '1', bought by an Abu Dhabi businessman - costing a staggering $14.3 million!
3
Caffeine boosts memory.
405
Fine-grained volcanic ash can be found as an ingredient in some toothpastes.
55
The largest hotel suite in the world is located 22 stories under the surface in the Grand Canyon Caverns. One night for two people in this 65 million year old cave is $700.
4
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