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 ...

Aug 13, 2013
3.5 / 5 (2) 0 | with audio podcast

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Sweeping air devices for greener planes

The large amount of jet fuel required to fly an airplane from point A to point B can have negative impacts on the environment and—as higher fuel costs contribute to rising ticket prices—a traveler's wallet. ...

Oct 21, 2014
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Obstacles to a revolution in air technology

When in 1873 Jules Verne published his novel of planet-trotting high adventure, the world was on the verge of an explosion in global travel. New trans-continental railways and the Suez canal promised an increas ...

Oct 13, 2014
4.1 / 5 (12) 3

How myths and tabloids feed on anomalies in science

There are many misconceptions about science, including how science advances. One half-truth is that unexpected research findings produce crises, leading to new theories that overturn previous scientific knowledge.

Oct 02, 2014
4.7 / 5 (18) 30

Rio's Olympic golf course in legal bunker

The return of golf to the Olympics after what will be 112 years by the time Rio hosts South America's first Games in 2016 comes amid accusations environmental laws were got round to build the facility in ...

Sep 18, 2014
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