News tagged with contact

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'Chicken and chips' theory of Pacific migration

Biology /

created Jul 29, 2008 | popularity 4.4 / 5 (16) | comments 0

A new study of DNA from ancient and modern chickens has shed light on the controversy about the extent of pre-historic Polynesian contact with the Americas.


Engineer Discovers Why Particles Like Flour Disperse on Liquids

Engineer Discovers Why Particles Like Flour Disperse on Liquids

Physics / General Physics

created Nov 16, 2009 | popularity 4.3 / 5 (15) | comments 2

(PhysOrg.com) -- Even if you are not a cook, you might have wondered why a pinch of flour (or any small particles) thrown into a bowl of water will disperse in a dramatic fashion, radiating outward as if it ...


Autistic teens master social cues, find friends

Medicine & Health / Diseases

created Aug 21, 2009 | popularity 4.5 / 5 (2) | comments 1

(AP) -- Thirteen-year-old Andrea Levy ticked off a mental list of rules to follow when her guest arrived: Greet her at the door. Introduce her to the family. Offer a cold drink.


Human-dog communication -- breed as important as species

Biology / Biotechnology

created Jul 24, 2009 | popularity 4.6 / 5 (5) | comments 2

Dog breeds selected to work in visual contact with humans, such as sheep dogs and gun dogs, are better able to comprehend a pointing gesture than those breeds that usually work without direct supervision. A series of tests, ...


Sight for sore eyes (w/Video)

Medicine & Health / Genetics

created Jun 10, 2009 | popularity 4.9 / 5 (7) | comments 0

In a world-first breakthrough, University of New South Wales (UNSW) medical researchers have used stem cells cultured on a simple contact lens to restore sight to sufferers of blinding corneal disease.


fingerprint

Get a grip! Blistering new evidence on why we have fingerprints

Biology / Evolution

created May 29, 2009 | popularity 4 / 5 (11) | comments 10

(PhysOrg.com) -- Fingerprints do not help primates grip, as previously thought, scientists have discovered. They actually reduce the friction needed to hold onto flat surfaces. Now Dr Roland Ennos and his ...


'Gecko vision': Key to the multifocal contact lens of the future?

Biology / Other

created May 07, 2009 | popularity 4.4 / 5 (5) | comments 0

Nocturnal geckos are among the very few living creatures able to see colors at night, and scientists' discovery of series of distinct concentric zones may lead to insight into better cameras and contact lenses.


Teaching autistic teens to make friends

Medicine & Health / Diseases

created Apr 07, 2009 | popularity 5 / 5 (2) | comments 0

During the first week of class, the teens' eyes were downcast, their responses were mumbled and eye contact was almost nonexistent. By Week 12, though, these same kids were talkative, responsive and engaged.


Eye exercises help patients work out vision problems, UH optometrist says

Eye exercises help patients work out vision problems

Medicine & Health / Diseases

created Mar 31, 2009 | popularity 3.4 / 5 (5) | comments 2

You've probably been there. In a doctor's office, being advised to do what you dread - exercise. You get that feeling in your gut, acknowledging that, indeed, you should exercise but probably won't. Now imagine ...


Rich man, poor man: study shows body language can indicate socioeconomic status

Medicine & Health / Psychology & Psychiatry

created Feb 04, 2009 | popularity 3.3 / 5 (11) | comments 8

A new study in Psychological Science reveals that nonverbal cues can give away a person's socioeconomic status (SES). Volunteers whose parents were from upper SES backgrounds displayed more disengagement-related behaviors compar ...


The irony of harmony: Why positive interactions may sometimes be negative

Medicine & Health / Psychology & Psychiatry

created Feb 02, 2009 | popularity 4 / 5 (3) | comments 0

History abounds with examples of dramatic social change occurring when a disadvantaged group finally stands up and says "Enough!". By recognizing their inequalities, members of disadvantaged groups can mobilize and attempt ...


Modified Filter

New filtering technology has environmental, industrial applications

Technology / Engineering

created Nov 18, 2008 | popularity 4.6 / 5 (11) | comments 0

Materials engineers have created a new type of membrane that separates oil from water and, if perfected, might be used for environmental cleanup, water purification and industrial applications.


Contact lenses are home to pathogenic amoebae

Biology /

created Oct 20, 2008 | popularity 4.6 / 5 (5) | comments 2

Contact lenses increase the risk of infection with pathogenic protozoa that can cause blindness. New research, published in the November issue of the Journal of Medical Microbiology, shows that a high percentage of contac ...


Efficient technique enables thinking

Efficient technique enables thinking

Medicine & Health / Research

created Aug 19, 2008 | popularity 4.8 / 5 (37) | comments 1

(PhysOrg.com) -- Nerve cells constantly create new contact points to their neighbouring cells. This is how the basic structure of our brain develops. In adults, new contact makes learning and memory possible. ...


Self-moisturizing contact lenses, naturally

Chemistry /

created Jul 08, 2008 | popularity 4.5 / 5 (6) | comments 0

Even contact lenses are joining the trend to go green. Chemical engineering researchers at McMaster University have shown that a common fluid found in our bodies can be used as a natural moisturizing agent in contact lenses.