If you get water flowing fast enough, it can cut metal.
354
Most lipstick contains fish scales!
46
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
To get a song out of your head, try doing something like a puzzle or Sudoku.
13
More than 50% of Americans fall asleep on their sides.
86
There are approximately three million shipwrecks on the ocean floor, worth billions in value and treasure.
22


