Electromagnetic Floating Planet Earth Globe
This electromagnetic globe costs about $140 and floats in the air as if by magic. And when I say "as if by magic" I mean by actual magic. How else would you explain it? Physics? Ha! I laugh at your physics. This, my friends, is sorcery.
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Instructables has a nice tutorial on how to create motorized skates using a pair of inline skates, an angle grinder, and a bag of 12 volt batteries. And just how safe are these? Well instead of brakes, this is how you stop: In this version, I just put trust in my sense of bala... / Continue →
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For $25 you can get these Possessed Books, which look like regular Victorian books but contain a motion detector so whenever somebody walks by the middle book will slide out. The books also emit "spooky sounds" which I imagine to be more comical than scary. If you really want t... / Continue →
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Who knew there was such a big market for levitating globes? This one isn't nearly as cool though since it needs a top and bottom magnet. A magnetic field sensor continually measures the height at which the globes are suspended. This sensor feeds that data into a micro computer... / Continue →
