A vortex created by a magnetic stirrer pulls down the water surface, viewed here from below and flipped vertically.

By Lael Siler, William Derryberry, Kristopher Tierney, Mark Voll for Spring 2014 Team Second.
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A vortex created by a magnetic stirrer pulls down the water surface, viewed here from below and flipped vertically.

Dye dropped onto a drain vortex in a 2 liter bottle forms cylindrical curtains

A stirrer creates a vortex with a conical water surface, viewed from above. Green laser light is trapped along the surface, and also reflects off the beaker rim and some aluminum flakes in the water.

Aluminum chips spinning in a cylinder. Air was injected tangentially to create the vortex.

A small fire whirl can be seen above this campfire, as buoyancy stretches and intensifies rotation.

A burning ice cream cone illustrates opposites and irony. The cone was soaked in isopropyl alcohol.

A mixture of wax and acetone in an exhaust flow creates a disturbed laminar flame.

Ferromagnetic MCR toner dry powder was manipulated on a glass sheet with a magnet. Original music by Anrdriy Sovetov

Ferrofluid is held to the wall of a tube containing a fluorescent fluid by a magnet, forming spikes due to the normal field instability.

Ferrofluid climbs a magnetized steel sculpture, viewed from the side.