Here on Earth, placing a dense layer of fluid atop a less dense layer is unstable. Specifically, the situation causes the interface between the two fluids to break down in Keep reading
Month: May 2023
Reader Question: Heat Shimmer
Reader dialectical-induction asks: Being as its pretty hot right now where I am, I was always curious, what exactly is occurring when the air is seemingly rippling on a hot Keep reading
Brownian Motion
Have you ever noticed how motes of dust seem to dance around even in still air? The reason they do is because all the atoms and molecules in the air Keep reading
“Liquid Jewel”
Just a reminder that today is your last chance to participate in our reader survey. If you haven’t had a chance yet to fill it out, please do. The data Keep reading
Fluids Round-up – 27 July 2013
Fluids round-up time! Here are our latest fluidsy links from around the web: Science@NASA explains how to use capillary action to drink one’s coffee in microgravity. (via io9) Nature is not exactly a quiet Keep reading
The Fluid Dynamical Sewing Machine
Originally posted: 3 Jan 2012 Nonlinearity and chaos are important topics for many aspects of fluid dynamics but can be difficult to wrap one’s head around. But this video provides an awesome, Keep reading
Bursting Bubble
Originally posted: 24 Aug 2011 That soap bubbles burst in the blink of an eye is a pity considering how fascinating their disappearing act is. This photo set from photographer Richard Keep reading
Soap Film Butterfly
Originally posted: 14 Jan 2011 This gorgeous butterfly-like double spiral roll takes place on a horizontal soap film. The foil (seen top center) inserted in the film flaps back and forth. Keep reading
Rocket Sonic Boom
Originally posted: 22 July 2010 This video of the NASA Solar Dynamics Observatory’s launch is such a favorite of mine that it was part of the original inspiration for FYFD and Keep reading
Happy Birthday, FYFD!
Today marks the third birthday of FYFD, and it’s been a pretty crazy ride so far. Three years ago, I would have never predicted a blog about fluid dynamics could Keep reading