American Physical Society's Division of Fluid Dynamics
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What Smart Hazmat Suits and Sonora Cactus Skins Have in Common

Motivated by observations of desert flora and fauna, researchers in Arizona began experimenting in the laboratory to characterize cactuses' microscopic 3D epidermal structure at dry and wet times of the year. They apply the lessons in wettability --...
12-Nov-2018 7:05 AM EST Add to Favorites


Researchers Propose Solutions for Urine Sample Splash Dilemma

Urinating into a cup may be a medical necessity at times, but it's often uncomfortable, embarrassing and messy -- especially for women. But what if there were a way to comfortably provide a sample without the splashback? Researchers have created a...
13-Nov-2018 10:20 AM EST Add to Favorites


Swarmlike Collective Behavior in Bicycling

Nature is full of examples of large-scale collective behavior; humans also exhibit this behavior, most notably in pelotons, the mass of riders in bicycle races. Using aerial video footage of bicycle races, researchers analyzed peloton motion to...
9-Nov-2018 10:05 AM EST Add to Favorites

Explaining a Fastball’s Unexpected Twist

An unexpected twist from fastball can make the difference in winning or losing the World Series. However, “some explanations regarding the different pitches are flat-out wrong,” said Barton Smith, a professor of mechanical and aerospace...
13-Nov-2018 12:20 AM EST Add to Favorites

Helping Marvel Superheroes to Breathe

Marvel comics superheroes Ant-Man and the Wasp possess the ability to temporarily shrink down to the size of insects, while retaining the mass and strength of their normal human bodies. But a new study suggests that, when bug-sized, Ant-Man and the...
13-Nov-2018 11:45 AM EST Add to Favorites


Scientists Explain How Wombats Drop Cubed Poop

Wombats are central to a biological mystery in the animal kingdom: How do they produce cube-shaped poop? Patricia Yang at Georgia Tech set out to investigate. Yang studies the hydrodynamics of fluids, including blood, processed food and urine, in...
9-Nov-2018 11:05 AM EST Add to Favorites

Major Meeting on Fluid Dynamics This Month in Atlanta, Georgia

The American Physical Society’s Division of Fluid Dynamics 71st Annual Meeting will take place Nov. 18-20 at the Georgia World Congress Center in Atlanta, Georgia. It will be one of the largest conferences in fluid dynamics this year, with more...
7-Nov-2018 2:05 PM EST Add to Favorites

Bursting Citrus Peel Oil Glands Inspire New Approach for Microjetting Fluids

When was the last time you took a close look at an orange, lime or lemon peel? Outer citrus peels are covered with tiny oil glands or cavities that can explode in an outward direction, often spraying toward you, if bent in an attempt to gain access...
14-Nov-2017 3:05 PM EST Add to Favorites

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Our Experts on Newswise

The Spin Racket: Ping-Pong Champs Are Intuitive Masters of Fluid Dynamics

Curve balls may help a pitcher strike out batters in baseball; and some nasty spin can make an opponent sweat to return a tennis serve. But more so than in any other ball game, in table tennis – where the ball is so light and so small –dedicated...
8-Aug-2012 10:00 AM EDT

Experts Available: Fluid Dynamics and Ship Experts Discuss the Science of the Costa Concordia

When the cruise liner Costa Concordia drew too close to shore near the Italian island of Giglio, a large rocky outcrop quickly sliced through the ship’s hull. While many questions about the dynamics at play during that disaster remain unanswered,...
27-Feb-2012 8:00 AM EST

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