“The Golden Sutra” is an homage to the colors of Buddhism, specifically the Longzangjing scripture illustrated in yellow, red, green, blue, and white with letters of gold. Artist Roman De Keep reading
Seeing Through
Often researchers are interested in flows around and between objects, but seeing those flows is a challenge in a crowded field of view. One useful trick for this problem is Keep reading
Airborne Aerosol Transmission of COVID-19
Early in the COVID-19 pandemic health officials resisted the idea that the novel coronavirus was transmissible through tiny aerosol droplets rather than larger, non-buoyant droplets. One case that made headlines Keep reading
Reader Question: Kinetic Sand
An inquiring reader wants to know: How does kinetic sand work to make it flow like a liquid? Thanks! – 3 Year Olds Everywhere I confess I don’t have any Keep reading
Wind Turbine Efficiency
Wind turbines face a paradoxical challenge: they must extract the wind’s kinetic energy while still allowing the air to pass. In this Minute Physics video, Henry gives a crash course Keep reading
Metallic Magma
Metallic paint flows like silver lava in this macro video from Chemical Bouillon. The paint has been mixed with an unknown fluid (my guess is alcohol) to produce the flows Keep reading
Oil-Coated Bubbles
Bubbles in industrial applications are often more complicated than a simple pocket of air surrounded by water. Here researchers investigate the formation of an air bubble coated in oil before Keep reading
Meeting Without Mixing
When bodies of water meet, they don’t always mix right away. Here we see the confluence of the Back and Hayes Rivers in the Canadian Arctic. The Back River appears Keep reading
How the Hummingbird Got Its Hum
Summer hikes in the Rocky Mountains are frequently pierced by a hum that can deepen to a bomber-like buzz as hummingbirds flit by. They’re so small and fast that they’re Keep reading
Underwater Explosions and Submarines
In the early days of submarines, it did not take physicists and engineers long to discover how destructive underwater explosions can be. In this Slow Mo Guys video, Gav gives Keep reading