News tagged with persistence
Study of 'Persistent Currents' Finally Verifies Theory
(PhysOrg.com) -- Approximately 20 years ago, scientists discovered that is is possible for an electric current to flow endlessly in a ring made of a normal metal. One might think that such an 'old' finding ...
Apr 28, 2009 |
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Vegetative state patients may soon be able to communicate
(PhysOrg.com) -- Researchers from Cambridge University in the UK have been able to communicate with brain-injured patients in "locked states" commonly referred to as persistent vegetative states (PVS). They ...
Medicine & Health / Neuroscience
Sep 22, 2010 |
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Physicists Measure Elusive 'Persistent Current' That Flows Forever
(PhysOrg.com) -- Physicists at Yale University have made the first definitive measurements of "persistent current," a small but perpetual electric current that flows naturally through tiny rings of metal wire ...
Oct 08, 2009 |
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Has warming put 'Dirty Dozen' pollutants back in the saddle?
"Dirty Dozen" chemicals, including the notoriously toxic DDT, are being freed from Arctic sea ice and snow through global warming, a study published on Sunday suggested.
Jul 24, 2011 |
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UN targets endosulfan for elimination
(PhysOrg.com) -- Endosulfan is a leading pesticide used mainly on coffee, tea and cotton crops throughout the world, as well as a wood preservative. It belongs to a family of organic compounds known as organochlorines ...
May 09, 2011 |
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Scientists learn to block pain at its source
A substance similar to capsaicin, which gives chili peppers their heat, is generated at the site of pain in the human body. Scientists at The University of Texas Health Science Center at San Antonio have discovered how to ...
Medicine & Health / Medical research
Apr 26, 2010 |
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Milk drinking: in our genes?
(PhysOrg.com) -- A new study led by UCL scientists has found that current genetic data cannot explain why vast swathes of the world can digest milk.
Mar 16, 2010 |
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E. coli persists against antibiotics through HipA-induced dormancy
Bacteria hunker down and survive antibiotic attack when a protein flips a chemical switch that throws them into a dormant state until treatment abates, researchers at The University of Texas M. D. Anderson Cancer Center report ...
Medicine & Health / Medical research
Jan 15, 2009 |
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Stockholm Convention scientists seek ban on chemical
Scientists at the Stockholm Convention, which interdicts dangerous chemicals, said on Friday they will recommend the banning of a flame retardant commonly used in polystyrene.
Oct 14, 2011 |
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Long-term poverty but not family instability affects children's cognitive development
Children from homes that experience persistent poverty are more likely to have their cognitive development affected than children in better off homes, reveals research published ahead of print in the Journal of Epidemiology an ...
Apr 21, 2011 |
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Satellite tracking of sea turtles reveals potential threat posed by manmade chemicals
The first research to actively analyze adult male sea turtles (Caretta caretta) using satellite tracking to link geography with pollutants has revealed the potential risks posed to this threatened species by man ...
Apr 20, 2011 |
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School-based program helps adolescents cope with asthma
A school-based intervention program designed for adolescents with asthma significantly improves asthma management and quality of life for the students who participate, and reduces asthma morbidity, according to researchers ...
Medicine & Health / Diseases, Conditions, Syndromes
Dec 07, 2010 |
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Researchers report pacific sperm whales exposed to PAHs, pesticides, other pollutants
(PhysOrg.com) -- A Texas Tech University whale researcher said she and others found evidence of exposure to polycyclic aromatic hydrocarbons (PAHs) and persistent organic pollutants, including the pesticide DDT, in Pacific ...
Dec 06, 2010 |
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Chronic pain sufferers living rurally benefit from technology
New technology to help chronic pain sufferers in rural areas manage their condition is being investigated by Scottish scientists.
Dec 01, 2010 |
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Probiotics shorten diarrhea episodes
Probiotic bacteria given as therapies for diarrhoea reduce the length of time sufferers are affected and lessen the chance of episodes continuing for more than four days. These are the findings of a new systematic review ...
Medicine & Health / Diseases, Conditions, Syndromes
Nov 10, 2010 |
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