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
Before making Finding Nemo, the animation gurus at Pixar Studios had to take a graduate class in fish biology and oceanography.
13
Sweden is so good at recycling, it has run out of garbage and now must import garbage from Norway to fuel its energy programs.
20
Your spit has a painkiller 6 times stronger than morphine. It contains a substance called opiorphin that is stronger than morphine.
39
Elephants are among the most emotional creatures in the world - they have even been known to rescue other animals, such as trapped dogs.
25