- You can only see a rainbow if you have your back to the sun.
- The human body of a 70 kg person contains 0.2mg of gold.
- Brazil got its name from the Brazilian nut (not the other way around).
- Humans share 50% of their DNA with bananas.
- An octopus has nine brains and three hearts.
- Achluophobiais the fear of the dark.
- Blue flames are the hottest, reaching temps up to 3,000 degrees Celsius.
- There are over 10 million bricks in the Empire State Building.
- Gorillas burp when they are happy.
- Rats and mice are ticklish, and even laugh when tickled.
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