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- Did you know bulletproof vest, fire escapes, windshield wipers and laser printers were all invented by women?
- It takes 17 muscles to smile and 43 muscles to frown.
- If you wear headphones for one hour, it increases bacteria in your ears 700 times
- You can’t fold a piece of paper in half more than seven times
- A single drop of water contains one hundred billion atoms
- “Dreamt” is the only English word that ends in letters “mt”
- 111111 × 111111 = 12345654321
- Seat belts became mandatory on USA cars on March 1, 1968
- Men have nipples because, as an embryo, everyone is a female until the Y chromosome kicks in.