News tagged with variability
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 ...
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Study: Can meditation sharpen our attention?
Medicine & Health / Neuroscience
Nov 13, 2009 |
4.2 / 5 (12) |
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(PhysOrg.com) -- A new study at the University of Wisconsin-Madison suggests that people can train their minds to stay focused.
Scientific debate sparked over carbon sink data
Nov 18, 2009 |
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(PhysOrg.com) -- According to research published this week in Nature Geoscience, emissions of carbon dioxide continue to outstrip the ability of the world’s natural ‘sinks’ to absorb carbon. ...
Most top medical journals have conflict of interest policies available for public review
Nov 24, 2009 |
5 / 5 (1) |
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Nearly 90 percent of medical journals with relatively high impact factors have policies addressing author conflict of interest (COI) available for public review, according to a report in the November 25 issue of JAMA. But ma ...
Yoga boosts heart health
Nov 09, 2009 |
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Heart rate variability, a sign of a healthy heart, has been shown to be higher in yoga practitioners than in non-practitioners, according to research to be published in a forthcoming issue of the International Journal of ...
A lightning strike in Africa helps take the pulse of the sun
Space & Earth / Space Exploration
Nov 11, 2009 |
4.5 / 5 (11) |
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Sunspots, which rotate around the sun's surface, tell us a great deal about our own planet. Scientists rely on them, for instance, to measure the sun's rotation or to prepare long-range forecasts of the Earth's ...
Climate variability and dengue incidence
Nov 16, 2009 |
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Research published this week in PLoS Medicine demonstrates associations between local rainfall and temperature and cases of dengue fever, which affects an estimated fifty million people per year worldwide. But the study ...
Fossil fuel CO2 emissions up by 29 percent since 2000
Nov 17, 2009 |
4.1 / 5 (18) |
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The strongest evidence yet that the rise in atmospheric CO2 emissions continues to outstrip the ability of the world's natural 'sinks' to absorb carbon is published this week in the journal Nature Geoscience. ...
Detecting overall survival benefit derived from progression-free survival
Nov 10, 2009 |
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Overall survival (OS) may be a reasonable primary endpoint when the median survival postprogession (SSP) is less than 6 months, but it is too high a hurdle when SPP is longer than 12 months, according to a new study published ...
First comprehensive review of the state of Antarctica's climate
Space & Earth / Earth Sciences
Dec 01, 2009 |
3.7 / 5 (11) |
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The first comprehensive review of the state of Antarctica's climate and its relationship to the global climate system is published this week by the Scientific Committee on Antarctic Research (SCAR). The review - Antarctic ...
Crops and Weeds: Climate Change's First Responders
Nov 11, 2009 |
1 / 5 (2) |
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(PhysOrg.com) -- A team of Agricultural Research Service (ARS) plant physiologists is studying how global climate change could affect food crop production--and prompt the evolution of even more resilient weeds.
List of search results for variability
