1. Alfred Nobel, of the Nobel Prize, lost his brother to an accident at his lab. They were working with liquid nitrogen and attempting to create a more stable explosive. Nobel was able to complete his research after the accident and invented dynamite.
  2. Disney owns 80% of ESPN.
  3. While the U.S. generates 2/3 of its electricity from fossil fuels, South America generates 2/3 of it from renewable energy sources, making the continent a global leader in renewable energy.
  4. Every time a woodpecker's beak hits a tree, its head is subject to 1,000 times the force of gravity.
  5. Disney World is the second-largest purchaser of explosives in the United States, the first being the U.S. Department of Defense.
  6. In 2012, Elvis Presley's underwear was auctioned off but no one bought it.
  7. Most of Antarctica is covered in ice: less than 1% is permanently ice-free.
  8. Strip clubs and lap dances are banned in Iceland.
  9. It costs 41 cents per year per American citizen for NASA's entire Curiosity program.
  10. 95%
    of Nauru's adult population is overweight making it the fattest place on earth.
  11. In 2013, Los Angeles became the first major city in the world to install traffic lights that make automatic adjustments based on car flow, reducing travel time.
  12. A swarm of 20,000 bees once followed a car for two days because their queen was trapped inside the car.
  13. Cheese triggers the same part of the brain as hard drugs, researchers found.
  14. Steve Irwin's last words before being pierced in the chest by a stingray spine were "Don't worry, they don't usually swim backwards."
  15. About 9 out of 10 adults with lupus are women.
  16. MySQL, the popular database management system, is named after its co-founder's daughter, called "My."
  17. In 2008, a chimpanzee named Anjana adopted and raised two baby white tigers named Mitra and Shiva after a hurricane.
  18. America's first female mayor was elected in 1887. A group of men nominated her as a prank, but she won over 60% of the vote.
  19. Night vision goggles are green because the human eye can differentiate more shades of green than any other color.
  20. The heart symbol was first used to denote love in the 1250. Prior to that, it represented foliage.
  21. In 1781, Benjamin Franklin attended a concert in which he narrowly escaped death when the opera house caught fire and burned.
  22. Shark attacks are more common in Florida then voter fraud.
  23. High-frequency sounds enhance the sweetness in food, while low frequencies bring out the bitterness.
  24. Someone in the U.S. needs blood every two seconds.
  25. You can't block Mark Zuckerberg on Facebook.
  26. Winston Churchill was a supporter of the Eugenics movement and mass sterilisation before the First World War.
  27. Working Moms are Happier Than Stay-At-Home Moms, according to a study.
  28. 90% of the world's population lives in the Northern Hemisphere.
  29. A koi fish named "Hanako" lived for 225 years.
  30. Mosquitoes prefer blood type "O" to any other.
  31. In 2011, Twitter users tweeted the equivalent of 8,163 copies of "War and Peace" every day.
  32. Buzz Aldrin was the first man to pee on the moon.
  33. The AD/BC dating system was devised by a monk called Dennis the Small.
  34. More than 780 million adults around the world cannot read or write.
  35. Computer Keyboards can carry more than 200 times as many bacteria as a toilet seat.
  36. The word ‘swansong', a final act or gesture before death or retirement, arose from an ancient belief that swans are mute all their lives but sing a beautiful, mournful song just before they die.
  37. Charles Darwin married his first cousin and had 10 children. 3 died as infants and 3 were infertile. He was the first to raise the question if incest may cause weaknesses in offspring after studying inbred plants in his garden.
  38. Changing another country's weather is classed as a war crime under the Geneva Convention of 1976.
  39. Since 1981, Mexico does not extradite to countries that are seeking the death penalty, and has successfully defended 400 of its citizens charged with a capital offence in the U.S.
  40. Saturn's rings are younger than the dinosaurs. They were likely formed just 100 million years ago.
  41. The can opener was not invented until 50 years after the invention of canned food.
  42. The US Department of Defense is the biggest employer in the world, with 3.2 million people.
  43. Bubble wrap was originally designed as an easy-to-clean textured wallpaper.
  44. Child Soldiers participate in about three-quarters of all the ongoing conflicts in the world.
  45. It is estimated that Genghis Khan killed about 40 million people across Asia and Europe.
  46. The first manager of the first McDonald's franchise was called Ed MacLuckie.
  47. Jimi Hendrix was the highest-paid performer at Woodstock, making US$18,000 at the festival. That's US$114,624 today.
  48. The Cuban trogon is the national animal of Cuba.
  49. 1.5 trillion dollars are paid in bribes every year, according to a World Bank estimate.
  50. Lead was used as an artificial sweetener in Ancient Rome.
  51. The US retail industry makes US$6.8 billion a year from gift cards that no one redeems.
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