News tagged with sand filters
First 'nanorust' field test slated in Mexico
Rice University researchers today announced that the first field tests of "nanorust," the university's revolutionary, low-cost technology for removing arsenic from drinking water, will begin later this year ...
Nanotechnology / Bio & Medicine
May 27, 2009 |
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Search results for sand filters
Scorpions inspire scientists in making tougher surfaces for machinery
Taking inspiration from the yellow fattail scorpion, which uses a bionic shield to protect itself against scratches from desert sandstorms, scientists have developed a new way to protect the moving parts of ...
Jan 25, 2012 |
4.6 / 5 (8) |
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Efforts to control the 'Mighty Mississippi' result in flooded farmland and permanent damage
When the water in the Mississippi River rose to 58 feet with a forecast of 60 feet or higher in May 2011, the emergency plan to naturally or intentionally breach the levees, established over 80 years prior, ...
Jan 19, 2012 |
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Opportunity rover finds mineral vein deposited by water
(PhysOrg.com) -- NASA's Mars Exploration Rover Opportunity has found bright veins of a mineral, apparently gypsum, deposited by water. Analysis of the vein will help improve understanding of the history of ...
Space & Earth / Space Exploration
Dec 08, 2011 |
4.5 / 5 (12) |
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From curses to sacrifices, S.Africa's deadly shark puzzle
The beach is a breathtaking site, the Indian Ocean rolling endlessly toward dramatic hills of lush forest sloping down to the powdery sand.
Dec 05, 2011 |
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Ancient bronze artifact from East Asia unearthed at Alaska archaeology site
A team of researchers led by the University of Colorado Boulder has discovered the first prehistoric bronze artifact made from a cast ever found in Alaska, a small, buckle-like object found in an ancient Eskimo ...
Other Sciences / Archaeology & Fossils
Nov 14, 2011 |
4.8 / 5 (11) |
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New technology uses solar UV to disinfect drinking water
(PhysOrg.com) -- A team of Purdue University researchers has invented a prototype water-disinfection system that could help the world's 800 million people who lack safe drinking water.
Sep 29, 2011 |
4.1 / 5 (9) |
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Krypton-81 isotope can help map underground waterways
Cataloguing underground waterways, some of which extend for thousands of miles, has always been difficult—but scientists at the U.S. Department of Energy's (DOE) Argonne National Laboratory, with colleagues ...
Sep 21, 2011 |
5 / 5 (1) |
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'Super sand' for better purification of drinking water (Update)
(PhysOrg.com) -- Scientists have developed a way to transform ordinary sand -- a mainstay filter material used to purify drinking water throughout the world -- into a "super sand" with five times the filtering ...
Jun 23, 2011 |
5 / 5 (20) |
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Tests show wireless network could jam GPS systems
New government test results show that a proposed high-speed wireless broadband network being launched by a company called LightSquared could jam GPS systems used for aviation, public safety, military operations and other ...
Jun 11, 2011 |
3.6 / 5 (5) |
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Trying out carbon to treat toxic sediment
On the surface, Canal Creek looks like a postcard Chesapeake Bay tributary, with red-winged blackbirds swooping over the tidal marsh lining its banks.
Jun 10, 2011 |
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