News tagged with variability
Genomic research shows Indians descended from two groups
Sep 23, 2009 |
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(PhysOrg.com) -- In a study published in the September 24th issue of Nature, an international team describes how they harnessed modern genomic technology to explore the ancient history of India, the world' ...
On the move: 'Jumping genes' create diversity in human brain cells
Aug 05, 2009 |
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Rather than sticking to a single DNA script, human brain cells harbor astonishing genomic variability, according to scientists at the Salk Institute for Biological Studies. The findings, to be published in ...
Kepler Mission Update
Space & Earth / Space Exploration
Nov 06, 2009 |
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(PhysOrg.com) -- Kepler completed another science data download over October 18-19. In this download, a month's worth of science data was transmitted through the NASA Deep Space Network and into the Science ...
Warming, heat waves projected to grow worse with large regional variability
Space & Earth / Earth Sciences
Sep 30, 2009 |
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(PhysOrg.com) -- While long-term projections call for higher temperatures and heat waves even more intense than previously thought, considerable geographic variability is also in the forecast, according to a study published ...
Invasive Species on the March: Variable Rates of Spread Set Current Limits to Predictability
Sep 17, 2009 |
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(PhysOrg.com) -- Whether for introduced muskrats in Europe or oak trees in the United Kingdom, zebra mussels in United States lakes or agricultural pests around the world, scientists have tried to find new ...
Scientists take early steps toward mapping epigenetic variability
Aug 14, 2009 |
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Brown University scientists have taken the first steps toward mapping epigenetic variability in cells and tissues. Mapping the human epigenome, similar to the human genome project in the 1990s, could someday ...
The violent youth of solar proxies steer course of genesis of life
Aug 10, 2009 |
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Just how rare life is in the Universe is one of the key questions in the natural sciences today. By pulling in multidisciplinary expertise from biology, geology, physics and astronomy, astrobiologists are ...
Study confirms 3 Neanderthal sub-groups
Apr 15, 2009 |
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The Neanderthals inhabited a vast geographical area extending from Europe to western Asia and the Middle East 30,000 to 100,000 years ago. Now, a group of researchers are questioning whether or not the Neanderthals ...
Study examines testing model to predict and diagnose new cases of dementia
Aug 19, 2008 |
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A preliminary report published in the August 20 issue of JAMA suggests that within-person variability on neuropsychological testing may be associated with development of dementia in older adults.
Glasgow scientists predict the unpredictable to guide future nano-chip design
Nov 29, 2009 |
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Scientists at the University of Glasgow, in collaboration with colleagues from Edinburgh, Manchester, Southampton and York universities, have developed technology which will help microchip designers create ...
Paleoecologists offer new insight into how climate change will affect organisms
Nov 04, 2009 |
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An article in the Proceedings of the National Academy of Science written by a team of ecologists, including Robert Booth, assistant professor of earth and environmental science at Lehigh University, examines some of the po ...
How pathogens have shaped genes involved in our immune system
Jul 28, 2009 |
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(PhysOrg.com) -- A recent study on human genetics on various populations across the world conducted by researchers from the Institut Pasteur and the CNRS (France) has shown how pathogens can shape the patterns of genetic ...
Satellites help locate water in Niger
Space & Earth / Earth Sciences
Jan 19, 2009 |
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(PhysOrg.com) -- Like most sub-Saharan African countries, Niger faces problems meeting its water needs. As part of ESA’s TIGER initiative, satellite data are being used to identify surface and underground ...
Alpine lakes beginning to show effects of climate change
Aug 26, 2008 |
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A recent study forecasts that increased climatic variability poses serious consequence for both the biodiversity and ecosystem function of high-elevation lakes.
Beetles drive groundbreaking conservation project
May 19, 2009 |
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They are cursed the world over for contaminating food supplies and are a huge commercial pest, but the humble flour beetle is about to play a significant role in the management of endangered species.
