magnets stories

 
How does a rare earth supermagnet react when dropped through a plastic tube? Nothing unusual here. But what if the magnet is dropped through a copper tube? It slows down and almost hovers before falling through the tube. Check it out in the video below.
 
You may remember ferrofluid as item #11 from the best gift guide we've ever done. While it's totally true that you can play with it out in the open, this purpose-built sculpture (now on Kickstarter) promises to make the process even more weird and fun. And way less messy.

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