News tagged with negative
Research pair theorize metamaterials that exhibit negative compressibility transitions
(Phys.org) -- In the real world of so called “normal” materials, people expect certain things to occur as a result of certain actions. Covering an object with a cloak for example, should hide the ...
May 23, 2012 |
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Research: Negative leakage could be key to reducing carbon emissions
(Phys.org) -- The unilateral efforts of a single country or region to reduce the emissions of greenhouse gases could reduce exports, increase imports and lead to higher emissions elsewhere – what economists call “leakage.” ...
May 25, 2012 |
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Positive words: the glue to social interaction
(Phys.org) -- Scientists at ETH Zurich have studied the use of language, finding that words with a positive emotional content are more frequently used in written communication. This result supports the theory that social ...
Other Sciences / Social Sciences
May 24, 2012 |
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US science group says it's time to start burying plutonium
(Phys.org) -- As researchers the world over continue to try to find a way to meet the energy needs of an over populated planet, negative consequences for choices already made continue to pile up. Global warming ...
Technology / Energy & Green Tech
May 10, 2012 |
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Electric charge disorder: A key to biological order?
Theoretical physicist Ali Naji from the IPM in Tehran and the University of Cambridge, UK, and his colleagues have shown how small random patches of disordered, frozen electric charges can make a difference when they are ...
Apr 30, 2012 |
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A necessity or a danger? Why we love and hate our credit cards
A new University of Sydney study has revealed the full extent of Australia's love-hate relationship with credit cards and those who use them.
Other Sciences / Economics & Business
May 21, 2012 |
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Students need to be 'switched on' to maths, say researchers
(Phys.org) -- The precarious decline in children's participation in mathematics can only be reversed by tackling a complex mix of factors, including positive and negative attitudes of a student's parents, peers and teachers, ...
Other Sciences / Social Sciences
Apr 23, 2012 |
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Can social media detect the changes in public mood?
New research has analysed the mood of Twitter users in the UK and detected various changes in the mood of the public. In particular, the researchers observed a significant increase in negative mood, anger and fear, coinciding ...
Technology / Computer Sciences
Apr 16, 2012 |
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PNAS-published poll finds some Christians find their own political beliefs conflict with Jesus' teachings
(PhysOrg.com) -- A new online poll conducted by a team of three researchers from Stanford University has found that of those who identified themselves as Christians and who also identified themselves as either politically ...
Other Sciences / Social Sciences
Jan 31, 2012 |
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'Negative refraction' opens avenue to new products and industries
(PhysOrg.com) -- Researchers at Oregon State University have discovered a way to make a low-cost material that might accomplish negative refraction of light and other radiation – a goal first theorized ...
Feb 23, 2012 |
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Decoding the molecular machine behind E. coli and cholera
Scientists from Queen Mary, University of London have discovered the workings behind some of the bacteria that kill hundreds of thousands every year, possibly paving the way for new antibiotics that could treat infections ...
Feb 09, 2012 |
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Removal of restrictions can decrease music piracy
Contrary to the traditional views of the music industry, removal of digital rights management (DRM) restrictions can actually decrease piracy, according to new research from Rice University and Duke University.
Other Sciences / Economics & Business
Oct 07, 2011 |
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Mathematically detecting bubbles before they burst
From the dotcom bust in the late nineties to the housing crash in the run-up to the 2008 crisis, financial bubbles have been a topic of major concern. Identifying bubbles is important in order to prevent collapses that can ...
Oct 31, 2011 |
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Bending light the 'wrong' way
(PhysOrg.com) -- Scientists have tried this with sophisticated meta-materials, but at the Vienna University of Technology (TU Vienna) it has now been done with simple metals; materials with a negative refractive ...
Aug 18, 2011 |
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New material shows promise for trapping pollutants
(PhysOrg.com) -- Water softening techniques are very effective for removing minerals such as calcium and magnesium, which occur as positively-charged ions in "hard" water. But many heavy metals and other inorganic ...
Sep 06, 2011 |
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