News tagged with negative refraction
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Search results for negative refraction
Teachers begin using cell phones for class lessons
Nov 27, 2009 |
2 / 5 (2) |
0
(AP) -- Ariana Leonard's high school students shuffled in their seats, eagerly awaiting a cue from their Spanish teacher that the assignment would begin. "Take out your cell phones," she said in Spanish.
A costly diagnosis: Alzheimer's disease takes toll on memories, and money too
Nov 27, 2009 |
not rated yet |
0
Alzheimer's disease takes a devastating emotional toll on families but it also is one of the most expensive conditions to treat because of its progressive nature, requiring increasing assistance with eating, bathing and other ...
Past regional cold and warm periods linked to natural climate drivers
Space & Earth / Earth Sciences
Nov 26, 2009 |
3.9 / 5 (15) |
23
Intervals of regional warmth and cold in the past are linked to the El Niño phenomenon and the so-called "North Atlantic Oscillation" in the Northern hemisphere's jet stream, according to a team of climate scientists. These ...
Plasma produces KO cocktail for MRSA
Nov 26, 2009 |
4.9 / 5 (13) |
2
MRSA (methicillin-resistant Staphylococcus Aureus) and other drug-resistant bacteria could face annihilation as low-temperature plasma prototype devices have been developed to offer safe, quick, easy and un ...
New data emerges on liver transplant survival rates
Nov 25, 2009 |
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0
Researchers at the University of Miami School of Medicine compared the outcomes of cirrhotic patients who underwent liver transplants for nonalcoholic steatohepatitis (NASH) versus alcoholic liver disease (ETOH) and found ...
Political views may skew perception of skin tone, new study finds
Other Sciences / Social Sciences
Nov 24, 2009 |
3.7 / 5 (6) |
7
(PhysOrg.com) -- Political affinity could influence how some people view the skin tone of biracial political candidates, according to a new study from the University of Chicago Booth School of Business, New York University ...
Dehydration Affects Mood, Not Just Motor Skills
Nov 24, 2009 |
2 / 5 (1) |
1
(PhysOrg.com) -- Dehydration has long been known to compromise physical performance. Now, a new study provides insight into the effects of mild dehydration on young athletes, and possibly into the lives of ...
High unexpressed anger in MS patients linked to nervous system damage, not disease severity
Medicine & Health / Neuroscience
Nov 24, 2009 |
not rated yet |
0
People with Multiple Sclerosis (MS) feel more than twice as much withheld anger as the general population and this could have an adverse effect on their relationships and health, according to a study published in the December ...
ISU psychologists offer parental advice on promoting kids' healthy video game play
Medicine & Health / Psychology & Psychiatry
Nov 24, 2009 |
4 / 5 (2) |
0
(PhysOrg.com) -- Parents often find themselves in a holiday quandary when deciding on which video games to purchase for their kids. They know that their children want video games, but they also want to ensure ...
Do kids benefit from homework?
Other Sciences / Social Sciences
Nov 23, 2009 |
4.5 / 5 (2) |
2
(PhysOrg.com) -- Homework is as old as school itself. Yet the practice is controversial as people debate the benefits or consider the shortcomings and hassles. Research into the topic is often contradictory ...
List of search results for negative refraction
