News tagged with drag force

High-angle helix helps bacteria swim

(Phys.org) —A high-angle helix helps microorganisms like sperm and bacteria swim through mucus and other viscoelastic fluids, according to a new study by researchers from Brown University and the University ...

dateAug 13, 2013 in General Physics
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Extreme excavation: Fire ant style

Fans of The Lord of the Rings may disagree, but when it comes to exquisite excavation, the dwarves of Moria have nothing on the mighty fire ants of Georgia Tech. But Dan Goldman and Michael Goodisman aren't fascinated by ...

dateMay 06, 2015 in Plants & Animals
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