The result was Fetch, a display that uses electromagnets to suspend ferrofluid on 252 “pixels” across the screen. After some delays due to COVID, they have recently unveiled version 2.0 of the ...

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An elastic membrane is stretched across a frame and a magnetic liquid (or ferrofluid, if you prefer) is poured across the membrane. An electromagnet is activated and the membrane stretches out ...

So it dances and morphs when magnets are moved around it. It is called ferrofluid and it was invented by NASA's Steve Papell to be a rocket fuel that could work in zero gravity due to its magnetic ...

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An curved arrow pointing right. Ferrofluid is a liquid that becomes magnetized when it's in a magnetic field. It's made with tiny particles that contain iron, mixed with a liquid. Artists Sachiko ...