Video: Watch these metal filings mesmerisingly dance the night away as the music pumps in. The board, which is made by TechnoFrolics, uses iron dust in a choreographed magnetic field to react to noise. It looks like a field of waving dancing metal mini trees.
Magnetised Iron Dust Moves In Crazy Patterns With The Music
Trending Stories Right Now
As you may have realised by now, Facebook can't be trusted with your data, and has been caught out time and time again letting it leak out to places it shouldn't. If you can't quite bring yourself to close down your account - maybe there's a support group or family connections you'd like to keep active - then here's how to restrict the amount of data Facebook has got on you.
Earlier this year, Colgate released a connected toothbrush, an artificially intelligent mouth cleaner that would be sold at Apple Stores for $130 a pop. It looks like most electric toothbrushes. thick handle, teeny head, buzzes when you turn it on. But this Colgate creation connects to your phone and teaches you how to brush your teeth better. At least, that's what I was told.