21st Century Inventions That Could Change Your Life

Piano Doorbell

If you have people visiting your home who you trust not to abuse the piano doorbell, then this is the perfect purchase for you. It basically works the same way as a regular doorbell, but with a musical twist. Would you get one?

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The More You Know

  • A solar powered, self-filling water bottle has been invented for bike riders that condenses atmospheric moisture to automatically fill the bottle.
  • The world's most densely populated island is the size of two soccer fields.
  • A 26-sided shape is known as a small rhombicuboctahedron.
  • Martin Luther King Jr. had a C in public speaking.
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