Real diamonds do not show up on x-ray.
36
It's impossible to sink in the Dead Sea without equipment!
72
Each year, more than 50,000 people are injured by jewelry in the U.S.
29
Ice isn't slippery. What makes people and things slip on ice is water. A thin layer of ice melts when pressure is applied to it and it is this wet layer on top of the ice that is slippery.
153
The full moon causes a tidal wave to roll up the Amazon river once in day and once in night for a period of only three weeks in a year. This results in continuous 4m high wave that can be surfed for up to 13km.
14
WAL-MART generates $3,000,000.00 in revenues every 7 minutes!
74
No matter its size or thickness, no piece of paper can be folded in half more than 8 times.
-64
By raising your legs slowly and laying on your back, you can't sink in quicksand.
105