News tagged with granular media
How granular material becomes solid: Stress causes clogs in coffee and coal
It's easy to get in a jam. But it's much harder to explain exactly how or when it started.
Dec 14, 2011 |
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Study Reveals Small Lizard Tucks Legs and Swims Like a Snake Through Desert Sand (w/ Video)
(PhysOrg.com) -- A study published in the July 17 issue of the journal Science details how sandfish -- small lizards with smooth scales -- move rapidly underground through desert sand. In this first thorou ...
Jul 16, 2009 |
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Researchers learn why robots get stuck in the sand -- and how to keep them going (Video)
(PhysOrg.com) -- Today's advanced mobile robots explore complex terrains across the globe and even on Mars, but have difficulty traversing sand and other granular media like dirt, rubble or slippery piles ...
Feb 09, 2009 |
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Search results for granular media
Troubled waters: New device brings flexibility, precision to contamination measurement
Lake Apopka—Florida's third largest—was once a haven for migratory birds, vacationers and fishermen. Today it is a toxic broth of chemicals and ranks among America's more disturbing Superfund sites.
Nov 08, 2011 |
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Patterned media technique achieves Terabit data recording densities
(PhysOrg.com) -- In an effort to increase the recording densities of hard disk drives, patterned media has become one of the most promising strategies for achieving recording densities beyond 1 Tbit/in2. In pattern ...
Sep 06, 2011 |
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Weighted ping-pong balls can fall endlessly through a granular medium (w/ video)
(PhysOrg.com) -- When a meteor impacts a planet or a moon, it always stops at a relatively shallow depth, even when impacting at high speeds. Until now, researchers have assumed that all objects impacting ...
Jun 27, 2011 |
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Online local news does not replace traditional newsroom sources, study shows
For those who hoped that online local news sources could take over for shrinking newspaper organizations, the prognosis is grim. According to a new study authored by George Washington University Professor Matthew Hindman ...
Other Sciences / Social Sciences
Jun 16, 2011 |
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A tiltable head could improve the ability of undulating robots to navigate disaster debris (w/ video)
Search and rescue missions have followed each of the devastating earthquakes that hit Haiti, New Zealand and Japan during the past 18 months. Machines able to navigate through complex dirt and rubble environments ...
May 09, 2011 |
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'3-D towers' of information double data storage areal density
Using well-known patterned media, a team of researchers in France has figured out a way to double the areal density of information by essentially cutting the magnetic media into small pieces and building a ...
Apr 19, 2011 |
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Architecture of soil particles greatly influences if, when pollutants migrate
Pollutants can find themselves ensnared underground with few options for escape, according to a study by scientists at Iowa State University, University of Texas at Arlington, and Pacific Northwest National ...
Oct 14, 2010 |
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Can governments prevent terrorism while also respecting human rights?
A new research symposium investigates the interrelationships between terrorism and governmental respect for human rights, regarding both how political authorities respond to terrorist violence and how human rights abuses ...
Other Sciences / Social Sciences
Jul 01, 2010 |
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MySpace simplifies settings as Facebook criticised
MySpace has announced plans to simplify its privacy settings as it seeks to differentiate itself from social network rival Facebook, which is under fire over its privacy practices.
May 18, 2010 |
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Study exposes how sea turtle hatchlings use their flippers to move quickly on sand (w/ Video)
Life can be scary for endangered loggerhead sea turtles immediately after they hatch. After climbing out of their underground nest, the baby turtles must quickly traverse a variety of terrains for several ...
Feb 25, 2010 |
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List of search results for granular media
