- The Earth is struck by lightning over 100 times every second.
- Your brain uses 10 watts of energy to think and does not feel pain.
- Elephants sleep between 4 - 5 hours in 24 period.
- Each red blood cell lives an average of 4 months and travels between the lungs and other tissue 75,000 times before returning to bone marrow to die.
- There are more insects in the world than all other animals combined.
- What comes after a million, billion and trillion? A quadrillion, quintillion, sextillion, septillion, octillion, nonillion, decillion and undecillion.
- Dark green lettuce leaves are more nutritious than lighter ones.
- The smallest ten prime numbers are: 2, 3, 5, 7, 11, 13, 17, 19, 23 and 29.
- A group of geese is called a gaggle.
- The sun is actually white, but the earth's atmosphere makes it appear yellow.
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