Artist Kim Pimmel created Compressed a series using macro lenses, time lapse photography, and magnetism.
See also Putty Made of Magnetic Stuff Makes for Some Trippy Putty
Kinectic Sculptures from Laurent Debraux
Artist Laurent Debraux was just at the Kinetica Art Fair in London. Most of his works explore the nearly magical properties of magnets, metal and ferrofluid.
These are just three of the 40+ videos he's uploaded. Outstanding.