News tagged with free surface
Ripple effect: Water snails offer new propulsion possibilities
Oct 09, 2008 |
4.1 / 5 (15) |
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(PhysOrg.com) -- A UC San Diego engineer has revealed a new mode of propulsion based on how water snails create ripples of slime to crawl upside down beneath the surface.
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Google offers 'guided tour' of the moon
Jul 20, 2009 |
3.7 / 5 (3) |
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(AP) -- Google Inc. is offering a more wide-ranging view of the Moon, 40 years after humans first landed there.
New insight into selective binding properties of infectious HIV
Medicine & Health / HIV & AIDS
Dec 15, 2009 |
not rated yet |
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Free infectious HIV-1 is widely thought to be the major form of the virus in the blood of infected persons. U.S. Military HIV Research Program (MHRP) researchers, however, have demonstrated that essentially all of the infectious ...
Storing a Lightning Bolt in Glass for Portable Power
May 05, 2009 |
4 / 5 (21) |
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(PhysOrg.com) -- Materials researchers at Penn State University have reported the highest known breakdown strength for a bulk glass ever measured. Breakdown strength, along with dielectric constant, determines ...
Growing geodesic carbon nanodomes
Oct 12, 2009 |
5 / 5 (4) |
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Researchers analyzing the assembly of graphene (sheets of carbon only one atom thick) on a surface of iridium have found that the sheets grow by first forming tiny carbon domes. The discovery offers new insight ...
Streaming sand grains help define essence of a liquid (w/ Video)
Jun 24, 2009 |
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University of Chicago researchers recently showed that dry granular materials such as sands, seeds and grains have properties similar to liquid, forming water-like droplets when poured from a given source. ...
Nanowires may lead to better fuel cells
Nanotechnology / Nanomaterials
Mar 11, 2009 |
4.5 / 5 (2) |
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(PhysOrg.com) -- The creation of long platinum nanowires at the University of Rochester could soon lead to the development of commercially viable fuel cells.
Researchers show small robots can prepare lunar surface for NASA outpost
Space & Earth / Space Exploration
Feb 25, 2009 |
4.7 / 5 (13) |
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(PhysOrg.com) -- Small robots the size of riding mowers could prepare a safe landing site for NASA's Moon outpost, according to a NASA-sponsored study prepared by Astrobotic Technology Inc. with technical ...
Frost-Covered Phoenix Lander Seen in Winter Images
Space & Earth / Space Exploration
Nov 05, 2009 |
4.6 / 5 (5) |
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(PhysOrg.com) -- Winter images of NASA's Phoenix Lander showing the lander shrouded in dry-ice frost on Mars have been captured with the High Resolution Imaging Science Experiment, or HiRISE camera, aboard ...
Discovery of an Unexpected Boost for Solar Water-Splitting Cells
Nanotechnology / Nanomaterials
Apr 22, 2009 |
5 / 5 (22) |
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(PhysOrg.com) -- A research team from Northeastern University and the National Institute of Standards and Technology has discovered, serendipitously, that a residue of a process used to build arrays of titania ...
New research reveals how cranberry products prevent urinary tract infections
Mar 09, 2009 |
5 / 5 (2) |
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Chemicals present in cranberries—and not the acidity of cranberry juice, as previously thought—prevent infection-causing bacteria from attaching to the cells that line the urinary tract, as documented in a report published ...
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