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 ...
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 ...
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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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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'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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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 ...
Hidden hunger from wildlife loss
How do you balance the need for biodiversity conservation and human health? For Christopher Golden, '05, a Post-Doctoral Fellow in Harvard University Center for the Environment, that question is at the core ...
Nov 21, 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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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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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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Noise pollution appears to cause some birds to change their songs making them less attractive
(PhysOrg.com) -- Most everyone knows that modern pollution causes a lot of problems for the other animals trying to exist on this planet. Chemicals in the air and water make animals sick or kill them; urban ...
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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Study finds consequences of co-worker rudeness are far-reaching
A co-worker's rudeness can have a great impact on relationships far beyond the workplace, according to a Baylor University study published online in the Journal of Organizational Behavior. Findings suggest that stress create ...
Other Sciences / Social Sciences
Aug 16, 2011 |
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