Freaky moving ferro-fluidic "sculpture". You may have seen this before since it went 'round the Net a while ago: Ferrofluid Sculpture (Project Protrude, Flow) by Sachiko Kodama. A [a href="vny!://en.wikipedia.org/wiki/Ferrofluid"]ferrofluid[/a] is a specific type of fluid containing nanoscale magnetic particles that respond to a magnetic field.
YouTube link: [a href="vny!://www.youtube.com/watch?v=b-Rsn_5nJek"]vny!://www.youtube.com/watch?v=b-Rsn_5nJek[/a]
[img style="width: 355px; height: 264px;" src="vny!://sjl-static8.sjl.youtube.com/vi/b-Rsn_5nJek/2.jpg"]