- Sound travels 4.3 times faster through water than in air.
- Spiders have transparent blood.
- The most commonly forgotten item for travelers is their toothbrush.
- It takes 17 muscles to smile and 43 to frown.
- There is enough petrol in a full tank of a Jumbo Jet to drive the average car 4 times around the world.
- You can buy square watermelons in Japan (developed to stack better in supermarkets).
- The TV sitcom Seinfeld was originally called 'The Seinfeld Chronicles'.
- Halley's comet passes the Earth every 76 years (the next time it will return will be 2062).
- The Arctic Ocean is the smallest in the world.
- The human body has over 600 muscles (40% of the bodys weight).
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