A collection of all the "Pictures of the Month" which have appeared on the [Front Page](/Front%20Page) over the years. ![*Assessing passive scalar dynamics in bubble-induced turbulence using direct numerical simulations* by [Hidman et al, 2023](Bibliography#hidman2023)](/img/hidman2023.jpg){width="100%"} ![Diffusiophoresis-enhanced reaction-diffusion equations (bottom right) can explain how the [Ornate Boxfish](https://en.wikipedia.org/wiki/Aracana_ornata) gets its spots (bottom left). See [How animals get their stripes and spots](https://www.colorado.edu/today/2023/11/08/how-animals-get-their-stripes-and-spots) and [Ben Alessio's sandbox](/sandbox/benalessio/README).](/sandbox/benalessio/alessio.jpg){width="60%"} ![Breaking wave field with the colour indicating the surface velocity and inset showing the curvature-based detection of the breaking front. From [Wu et al, 2023](Bibliography#wu2023).](/sandbox/jiarongw/multilayer/breaking.png){width="80%"} ![Viscosity field in the film (left) and around a rising drop surrounded by a yield-stress fluid (right). From [Deoclecio et al, 2023](Bibliography#deoclecio2023).](/sandbox/lucaspagoto/Drop_Coalescence_In_Bingham_Materials-New-2.svg){width="100%"} ![Comparison between experiment and simulation for the impact of a 1.6 mm FC-770 droplet onto a silicon oil pool. From [Fudge et al, 2023](Bibliography#fudge2023).](/fudge23.jpg){width="100%"} ![Crystal growth in 3D. From [Limare et al, 2022](Bibliography#limare2022).](sandbox/alimare/crystal3D.jpg){width="600px"} ![Wind-driven wave growth. From [Wu et al, 2022](Bibliography#wu2022).](sandbox/jiarongw/wu2022.png){width="600px"} ![Thin sheet perforation and hole formation. Top: 512^3^ (left) and 1024^3^ (right) grids without controlled perforations. Bottom: 512^3^ (left) and 1024^3^ (right) with manifold death. From [Chirco et al, 2022](Bibliography#chirco2022).](sandbox/lchirco/chirco2022.png){width="800px"} ![Multilayer model of the wave field generated by a volcanic eruption under [lake Taupo, New Zealand](https://en.wikipedia.org/wiki/Lake_Taup%C5%8D). Left: dispersive, right: non-dispersive. From [Hayward et al, 2022](#hayward2022).](sandbox/Hayward/taupo.png){width="800px"} ![Palas Farsoiya's [poster](sandbox/farsoiya/gfm2021.pdf) wins a [Gallery of Fluid Motion](https://www.apsdfd2021.org/program-events/gallery-of-fluid-motion/) award at [APS-DFD](https://www.apsdfd2021.org/)](sandbox/farsoiya/gfm2021.jpg){width="800px"}
![Planetary geostrophic model by Bruno Deremble](/sandbox/bderembl/pg/xzplot.png){ width="500px" } ![Falling evaporating drop by Quentin Magdelaine](/sandbox/qmagdelaine/phase_change/1_elementary_body/falling_drop/video_ux_vapor.mp4)( width="80%" ) ![Solution of the potential flow through a small orifice in the bottom of a silo by Pierre-Yves Lagrée](/sandbox/M1EMN/Exemples/darcysilo/_plot1.svg) ![Breaking Stokes wave (multilayer solver) by Stéphane Popinet](/src/examples/breaking/movie.mp4)( width="80%" ) ![Transcritical flow over a bump with multiple layers by Stéphane Popinet](/src/test/gaussian/vel.png){ width="100%" } ![Double Mach reflection of a Mach 10 shock from a wall by Daniel Fuster](/sandbox/fuster/Allmach3.0/InclinedShockBCG/isovalue.gif) ![Gradient sharpening by a dipolar vortex by Antoon van Hooft](/sandbox/Antoonvh/gradient-sharpening/Re800-overview.mp4)(width=100%)