Fluid dynamics

A new study looks at the tiny changes that happen when something goes from wet to dry -- and ponders bigger questions.
Katharine Gammon, Contributor
A mystery that captivated the internet has a simple answer. At least, that’s what Colgate says.
Haley Weiss, Staff Writer
The material, which mimics the structure of an araucaria leaf, might one day be used to help clean oil spills.
Benjamin Plackett, Contributor
A better understanding of the physics of storm formation may lead to more accurate forecasts.
Charles Q. Choi, Contributor
With a bit of math and a 3D printer, researchers created an instrument that's more forgiving of a certain kind of amateur mistake.
Katharine Gammon, Contributor
The properties of friction change from one situation to the next, so a universal explanation doesn't exist.
Yuen Yiu, Staff Writer
Understanding how magnetic fields change is crucial for protecting communications networks and power grids.
Rebecca Boyle, Contributor
The surprise finding was observed when the fluids moved through specially treated tiny tubes.
Peter Gwynne, Contributor
The elusive waves, once thought to be myths, are explained by the same math that's found in a wide range of settings.
Yuen Yiu, Staff Writer
For 20 years, scientists believed that gravity caused some popped bubbles to collapse; new experiments turn that understanding on its head.
Meredith Fore, Contributor
This video animation helps to answer a puzzling shower thought.
Abigail Malate, Staff Illustrator
In North America, water companies may lose up to 50% of water before it ever reaches customers.
Catherine Meyers, Editor