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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NASA's Mars Reconnaissance Orbiter Resumes Observations
Space & Earth / Space Exploration
22 hours ago |
4.6 / 5 (5) |
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(PhysOrg.com) -- Researchers are receiving new science data from NASA's Mars Reconnaissance Orbiter after the spacecraft's six science instruments resumed observations today.
From greenhouse to icehouse -- reconstructing the environment of the Voring Plateau
Space & Earth / Earth Sciences
Dec 15, 2009 |
4.1 / 5 (7) |
1
The analysis of microfossils found in ocean sediment cores is illuminating the environmental conditions that prevailed at high latitudes during a critical period of Earth history.
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 ...
Portions of Arctic coastline eroding, no end in sight, says new study
Space & Earth / Earth Sciences
Dec 14, 2009 |
3.9 / 5 (7) |
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The northern coastline of Alaska midway between Point Barrow and Prudhoe Bay is eroding by up to one-third the length of a football field annually because of a "triple whammy" of declining sea ice, warming ...
'Environmental Atlas of Europe' unveiled at COP15
Dec 14, 2009 |
3 / 5 (2) |
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In support of the United Nations Framework Convention on Climate Change taking place in Copenhagen, the European Environment Agency hosted the 'Bend the Trend' event on Sunday evening to provide a global climate ...
Prussian blue linked to the origin of life
Dec 14, 2009 |
4.6 / 5 (5) |
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A team of researchers from the Astrobiology Centre (INTA-CSIC) has shown that hydrogen cyanide, urea and other substances considered essential to the formation of the most basic biological molecules can be ...
'Extreme' genes shed light on origins of photosynthesis
Dec 11, 2009 |
5 / 5 (3) |
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(PhysOrg.com) -- While most school children understand that green plants photosynthesize, absorb carbon dioxide and produce oxygen, few people consider the profound global-scale effects that photosynthesis has had on Earth. ...
Targeted therapy prolongs life in patients with HER2-positive breast cancer
Dec 11, 2009 |
5 / 5 (1) |
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Lapatinib plus trastuzumab are significantly better than lapatinib alone in extending the lives of breast cancer patients whose tumors are HER2-positive, according to Kimberly Blackwell, M.D., associate professor of medicine ...
Novel drug combo improves breast cancer survival
Dec 11, 2009 |
not rated yet |
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(AP) -- Some women with very advanced breast cancer may have a new treatment option. A combination of two drugs that more precisely target tumors significantly extended the lives of women who had stopped responding to other ...
Elusive 'hot' electrons captured in ultra-thin solar cells
Dec 11, 2009 |
4.5 / 5 (12) |
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Boston College researchers have observed the "hot electron" effect in a solar cell for the first time and successfully harvested the elusive charges using ultra-thin solar cells, opening a potential avenue to improved solar ...
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