Interesting Engineering has a list of their top 10 sci-fi and fantasy technologies that someone actually invented. 

  1. Silk stronger than steel
  2. Stealth mantle aka invisibility cloak
  3. Sprayable skin
  4. Life extending cells
  5. 3D house building printer
  6. Self driven cars
  7. Mind guided hand
  8. Humanoid robot capable of doing obstacle courses
  9. Space vessel reaching the edge of our solar system (Go Voyager Go!)
  10. Teleportation (Wait.. seriously? I will research this and post more in the future)

So all of that is pretty cool and I'm certainly glad to know that it is not unrealistic for Harry Potter to be sneaking around Hogwarts and night with his invisibility cloak. That said, I think scientists/engineers (please, google?) should be working on the following:
What do you want to see?
Image credits:  All Around Skate, Deposit Photos,  Subspace Communique, Life's Little Mysteries, eBorg2, FanPop



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