- You can only see a rainbow if you have your back to the sun.
- The odds of being struck by lightning are 600,000 to 1.
- Fire usually moves faster uphill than downhill.
- Icelandic phone books are listed by first names (not surnames).
- 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..
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