kermitsstickylittlefingers asks: Dear Nicole, thanks a lot for your amazing blog which I have been following for years. My name is Julian and I am a PhD candidate working on tree Keep reading
Month: January 2025
Hot Versus Cold
Did you know that you can hear the difference between hot and cold water when they’re poured? Go ahead and give the video above a listen to try it out. Keep reading
Surface Tension’s Pop
Surface tension in a liquid arises from molecular forces. Within a liquid like water, a molecule inside the fluid experiences equal tugs from similar molecules in every direction. A molecule Keep reading
Sloshing in Space
Last month, French astronaut Thomas Pesquet posted a video of some experiments he did on the International Space Station exploring the movement of fluids in microgravity. He filmed the experiments Keep reading
Breaking Down Vortices
Vortex rings are ubiquitous in nature, showing up in droplet impacts, in propulsion, and even in volcanic eruptions. Understanding the interaction and breakdown of multiple vortices with one another is Keep reading
Molten Copper
In this video, the Slow Mo Guys prove that pouring molten copper in slow motion is every bit as satisfying as one would imagine. Because they pour the metal from Keep reading
Shocks on a Wing
Commercial airliners fly in what is known as the transonic regime at Mach numbers between 0.8 and 1.0. While the airplane itself never exceeds the speed of sound, that doesn’t Keep reading
Vertical Axis Wind Turbines
Most people are familiar with the propeller-like shape of conventional wind turbines. These turbines can be more than 100m tall and can generate several megawatts apiece, but placing them in Keep reading
Windy Urban Corridors (*)
For pedestrians, windy conditions can be uncomfortable or even downright dangerous. And while you might expect the buildings of an urban environment to protect people from the wind, that’s not Keep reading
Sponsored Post Policy
In order to help support FYFD and continue its mission of bringing you a daily dose of fluidsy science, I will be posting occasional sponsored blog posts, beginning tomorrow. There Keep reading