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Sam Sommers, Joshua Hecht, Mitch Stubbs, Hamed Yazdi, Ernesto Grossman
Laser light scattered by an opal glass lampshade. More information | ![](thumbs19309.jpg)
Hamed Yazdi, Joshua Hecht, Mitch Stubbs, Ernesto Grossman, and Sam Sommers.
Laser light scatters as it passes through fog, glass, syrup, bubbles and a syringe. More information | ![](thumbs19306.jpg)
Mitch Stubbs, Joshua Hecht, Hamed Yazdi, Ernesto Grossman, and Sam Sommers.
Laser light focused by a lens in a foggy room. More information | ![](thumbs19253.jpg)
Ernesto Grossmann, Joshua Hecht, Mitch Stubbs, Hamed Yazdi, and Sam Sommers.
Laser beam refracted through a surfactant/fatty acid interface, in foggy air. More information | ![](thumbs19258.jpg)
Joshua Hecht, Mitch Stubbs, Hamed Yazdi, Ernesto Grossman, and Sam Sommers.
Total internal reflection at the interface between water and liquid soap conducts light across the container. More information |
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Jeremy Baugh
A colored light loop is projected through a tank of rotating water, resulting in focused patterns on the floor beyond. More information | ![](thumbs21528.jpg)
Greg Lundeen and Ryan Kelly
Combustion in super fine steel wool propagates along the fibers, and also jumps via sparks. More information | ![](thumbs21527.jpg)
Ryan Kelly and Greg Lundeen
Combustion in super fine steel wool propagates along the fibers, and also jumps via sparks. More information | ![](thumbs19245.jpg)
Michael Chilton
A simple nozzle at the exit of an isopropyl alcohol-fueled bottle rocket enhances the combustion. More information | ![](thumbs19272.jpg)
Devin Ohmart
A butane torch flame turns orange after passing through a coil of copper wire. More information |
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Travis Brown
A toothpick burns with a laminar flame. More information | ![](thumbs19314.jpg)
George Seese, Nick Travers
Schlieren shows a mushroom shaped plume of hot gas when a lighter is first struck. More information | ![](thumbs21541.jpg)
Joshua Lester
Flames from burning paper and synthetic lights are digitally combined in a kaleidoscope pattern. More information | ![](thumbs19281.jpg)
Colin Stewart
Incense sticks burn above a bowl of rubbing alcohol. More information | ![](thumbs19287.jpg)
Andrew Tycksen
Vortexes can be seen at the edges of stage fog billows. More information |
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Nick Beato
A puff of stage fog is illuminated by a laser swept through it. More information | ![](thumbs21486.jpg)
Brayden Hass, David Oakley
A smoke plume cools and becomes negatively buoyant after impinging on a curved surface. More information | ![](thumbs21548.jpg)
David Oakley, Brayden Hass
A smoke plume cools and becomes negatively buoyant after impinging on a curved surface. More information | ![](thumbs21487.jpg)
Nick Travers, George Seese.
Cold water plumes fall from floating ice in water, shown by color schlieren, with patterns repeated in post-processing. More information | ![](thumbs19292.jpg)
Peter Davis
Food dye droplets suspended in vegetable oil. More information |
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Qian Li
Water droplets vibrate after coalescence during condensation, filmed at 500 frames per second. More information | ![](thumbs19260.jpg)
Emily Howard, Preston Wheeler
Colliding water jets result in a 'fishbone' instability. More information | ![](thumbs19289.jpg)
Preston Wheeler, Emily Howard
Colliding water jets result in a 'fishbone' instability. More information | ![](thumbs21473.jpg)
Guy Casavan, Ankit Sharma, Braydon Hass
Ferrofluid in a water suspension is attracted to a magnet to the side. More information | ![](thumbs19304.jpg)
Ankit Sharma, Guy Casavan, Brandon Hass
The normal field instability produces spikes in ferrofluid in a magnetic field. More information |
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Jeff Byrne and Jake Anderegg
A top view of a Worthington jet, made by food dye dropped into milk from a height of six feet. More information | ![](thumbs19235.jpg)
Jake Anderegg and Jeff Byrne.
Food dye droplet falling from a height of six feet results in a crown splash. More information | ![](thumbs19251.jpg)
Andrew Fish
A golf ball dropped into oobleck produces no splash, while a drop into water does. More information | ![](thumbs19322.jpg)
Nick Shearon, Zach Strande
Buoyancy makes a shallowly impacting ball bounce on water. More information | ![](thumbs19303.jpg)
Hayley Schneider
A stream of shampoo bounces several times on impact with an inclined surface due to a thin layer of air. More information |
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Anthony Johnson, Alexander Ting
Trailing vortexes can be seen at the ends of a magnetic stirring bar in dyed milk. More information | ![](thumbs19283.jpg)
Alexander Ting, Anthony Johnson
Trailing vortexes can be seen at the ends of a magnetic stirring bar in dyed milk. More information | ![](thumbs19264.jpg)
Jennie Jorgenson, Joshua Smith and Benjamin Pacheco
Layers of poured paint result in non-diffusive mixing due to the low Reynolds number. More information | ![](thumbs19277.jpg)
Joshua Smith, Jennie Jorgenson and Benjamin Pacheco
Layers of poured paint result in non-diffusive mixing due to the low Reynolds number. More information | ![](thumbs19274.jpg)
Benjamin Pacheco, Jennie Jorgenson, Joshua Smith
Layers of poured paint result in non-diffusive mixing due to the low Reynolds number and thixotropic behavior of paint. More information |
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Douglas Schwichtenberg
Foam on South Boulder Creek swirls into a pocket along the bank. More information | ![](thumbs19243.jpg)
Amanda Childress
Cumulus, 7:23 pm on April 19th 2012, Boulder CO. More information | ![](thumbs19250.jpg)
Nick Cote
Irisation or iridescence at the edge of a stratocumulus cloud, March 30, 2012, at 5:17 pm near the Colorado border with Wyoming. More information | ![](thumbs19236.jpg)
Alyssa Berg
Small disks move in the breeze in a 'wind sculpture' by Ned Kahn on the ITLL exterior. More information | ![](thumbs19233.jpg)
Nathan Amack
Sloshing in a tank disturbs wakes of ink drops as they settle. More information |
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Kerylyn Lay
The wake of a rock in a draining wave disturbs local sand striations. More information | ![](thumbs19308.jpg)
Jacob Wright
A single video frame captures the spray as a projectile from a slingshot penetrates a soda can. More information | ![](thumbs19248.jpg)
Aaron Coady, Sreyas Krishnan
A bursting soap bubble, before(right) and during (left), mirrored up and down. More information | ![](thumbs19268.jpg)
Sreyas Krishnan, Aaron Coady
The interface between two bubbles minimizes strain energy. More information | ![](thumbs21504.jpg)
Scotty Hamilton
Humans can blow toroidal air bubble vortex rings underwater too. More information |