Fascinating Inventions You Never Knew Existed

Going Green

This digital pen allows you to “write” on any surface, and what’s written is digitally submitted via Bluetooth to your smartphone or tablet. Talk about going green! This would be a particularly useful tool for students.

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The More You Know

  • One in four Americans thinks that the Sun revolves around the Earth.
  • A pack of chihuahuas once terrorized a town in Arizona.
  • Holding a sneeze can be dangerous.
  • The word "muscle" comes from a Latin term meaning "little mouse."
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