Search results for drag force

Soft Matter Aug 22, 2023

Fluid dynamics researchers shed light on how partially submerged objects experience drag

One of the most common and practically useful experiments in all of fluid dynamics involves holding an object in air or submerging it fully underwater, exposing it to a steady flow to measure its resistance in the form of ...

Polymers Aug 22, 2023

Hydrogel locomotion regulated by light and electric fields

Materials scientists aim to develop autonomous materials that function beyond stimulus responsive actuation. In a new report in Science Advances, Yang Yang and a research team in the Center for Bioinspired Energy Science ...

Economics & Business Aug 21, 2023

Dallas sues Navy, again, with Hensley Field redevelopment plans in limbo

Dallas is once again suing to try to force the U.S. Navy to finish cleaning up a contaminated former Naval airfield after the military branch has blown its previous deadline to clear the site by seven years.

Planetary Sciences Aug 15, 2023

This solar cycle, the sun's activity is more powerful and surprising than predicted

What do you feel when you see the aurora?

Plants & Animals Jul 20, 2023

Examining how the world's largest water striders jump on water

Water striders live on the water surface and their leg length ranges from several to over 100 millimeters. It is well known that they use their long hydrophobic legs and support their bodies on the surface without breaking ...

Veterinary medicine Jul 19, 2023

A feline virus mutation in Cyprus caused far fewer cat deaths than claimed, veterinary leader says

The head of the Cyprus veterinarians association on Wednesday dismissed as greatly exaggerated the claims that a local mutation of a feline virus has killed as many as 300,000 cats on the small Mediterranean island.

Environment Jul 16, 2023

Dangerous heatwaves strike globe as wildfires rage

Scorching weather gripped three continents on Sunday, whipping up wildfires and threatening to topple temperature records as the dire consequences of global warming take shape.

General Physics Jul 13, 2023

Skipping stones: Researchers uncover dynamics of buoyant spheres at air-water interface

Inspired by the need to safeguard marine animals and promote sustainable solutions within marine environments, an interdisciplinary team of researchers from King Abdullah University of Science and Technology in Saudi Arabia ...

Astronomy Jul 6, 2023

Quasar disks could host black hole collision events

New research, in the wake of the gravitational wave discoveries, sheds light on the environments that could lead to black hole merger events. The work is presented this week at the 2023 National Astronomy Meeting by Ph.D. ...

Cell & Microbiology Jun 21, 2023

Research group describes how cilia's motor works

Using cryo-electron tomography, researchers have uncovered details of how the dynein motor protein drives cilia to beat. Understanding this motion may help to tackle health problems that affect cilia, which range from fertility ...

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