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

Thermoses

Thermoses were originally created to keep chemicals at a stable temperature. A scientist placed one glass bottle inside of a larger one and then evacuated the air between them. Today, they're used to keep drinks hot or cold for hours.

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The More You Know

  • There's a Russian village where every resident is a tightrope walker.
  • Former billionaire Chuck Feeney has given away over 99% of his 6.3 billion dollars to help under privileged kids go to college. He is now worth $2 million dollars.
  • The world's most densely populated island is the size of two soccer fields.
  • The word "kimono" means "a thing to wear."
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