Believe It Or Not, These Aren't Actually Design Flaws

Blue Bristles on Toothbrushes

Blue bristles on toothbrushes aren't just for the aesthetic. The blue dye actually wears off on the bristles when it's time for you to get a new toothbrush. Since nobody really knows when the right time to change the brush is, it tells you itself!

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The More You Know

  • There are castles for sale in France that cost less than a two-bedroom apartment in Australia.
  • In the late 1600s, London was plagued by an attacker who would spank his victims with a rod and shout "Spanko!" before running away.
  • England is hit with more tornadoes per square mile than any other country in the world.
  • About 7% of all humans who have ever lived are alive today.
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