- The symbols used for addition (+) and subtraction (-) have been around for thousands of years but it wasn't until the 16th century that most mathematical symbols were invented. Before this time math equations were written in words, making it very time consuming.
- A man once ate an entire airplaneu2014it took him 2 years.
- Maine produces more wild blueberries than anywhere else in the world.
- The average shower temperature is 38C (101F).
- The Eiffel Tower has 1,792 steps.
- Sea otters hold each other's paws while sleeping so they don't drift apart.
- All scorpions glow.
- Dairy cows drink up to 50 gallons of water per day.
- Blue flames are the hottest, reaching temps up to 3,000 degrees Celsius.
- The subject of the first printed book in England was about chess.
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