http://www.physorg.com/ en-us Physorg.com internet news portal provides the latest news on science including: Physics, Nanotechnology, Life Sciences, Space Science, Earth Science, Environment, Health and Medicine. Consumer experts have long recommended against buying Extended Service Contracts (ESCs) with products, since they are rarely cost effective. A new study in the Journal of Consumer Research examines the reasons why so many people ignore the experts' advice. http://www.physorg.com/news164303107.html Other Sciences Mon, 15 Jun 2009 16:45:21 EST news164303107 Why are former business executives and attorneys volunteering more time to help their communities? Why do the children of immigrants assume values very different from those of their parents? Why has the size of Japanese families declined substantially? A new theory of social change and development by UCLA distinguished professor of psychology Patricia Greenfield answers these and other questions and offers insights into the future. http://www.physorg.com/news161025896.html Medicine & Health Fri, 08 May 2009 18:26:44 EST news161025896 (PhysOrg.com) -- Most standard netbooks offer between two and five hours of battery life, the newly released Samsung NC310 goes beyond these limits and can achieve 11 hours of computing time on a single charge. Of course this comes with a price as an extended battery would need to be purchased. With a standard battery you are looking at 5 hours on a single charge. http://www.physorg.com/news157200994.html Electronics Wed, 25 Mar 2009 11:57:36 EST news157200994 In an Early Edition publication of The Proceedings of the National Academy of Sciences (PNAS) this week, the researchers demonstrate the "alpha-synuclein dance" - the switching back and forth of the protein between a bent helix and an extended helix as the surface that it is binding to changes. http://www.physorg.com/news156442987.html Medicine & Health Mon, 16 Mar 2009 17:23:42 EST news156442987 Babies born to HIV-positive mothers and given the antiretroviral drug nevirapine through the first six weeks of life to prevent infection via breast-feeding are at high risk for developing drug-resistant HIV if they get infected anyway, a team of researchers report. But the investigators highlight the proven superiority of the six-week regimen in preventing mother-to-child HIV transmission in breast-fed infants. http://www.physorg.com/news150389022.html Medicine & Health Mon, 05 Jan 2009 14:43:42 EST news150389022