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. Users from Argonne's Materials Science Division and University of Chicago's Pritzker School of Medicine, working collaboratively on a user science project with CNM's Nanobio Interfaces Group, have discovered that nanostructured magnetic materials offer exciting avenues for probing cell mechanics, activating mechanosensitive ion channels, and advancing potential cancer therapies. http://www.physorg.com/news179607733.html Nanotechnology Wed, 09 Dec 2009 19:40:03 EST news179607733 (PhysOrg.com) -- Ground-breaking discoveries by Michigan State University researchers could help protect honeybees from deadly parasites that have devastated commercial colonies. http://www.physorg.com/news179515713.html Chemistry Tue, 08 Dec 2009 18:20:02 EST news179515713 (AP) -- The chief executive of Time Warner Cable Inc. offers this warning to Comcast Corp. on its purchase of a controlling stake in NBC Universal: Mixing content and distribution is harder to accomplish than it looks. http://www.physorg.com/news179512608.html Technology Tue, 08 Dec 2009 16:50:04 EST news179512608 (PhysOrg.com) -- A cheap way to deliver interactive communications to remote communities has been successfully tested in Brazil and Italy. http://www.physorg.com/news179471109.html Technology Tue, 08 Dec 2009 05:20:01 EST news179471109 (AP) -- Music videos from Norah Jones, Coldplay, Katy Perry and other artists under EMI Group PLC are headed to an online music video venture, Vevo, set to launch Tuesday with a gala in New York. http://www.physorg.com/news179428310.html Technology Mon, 07 Dec 2009 18:20:02 EST news179428310 Before one of your muscles can twitch, before the thought telling it to flex can race down your nerve, a tiny floodgate of sorts -- called an ion channel -- must open in the surface of each cell in these organs to let in the chemical signals that spur the cell to action. New research at the National Institute of Standards and Technology has allowed scientists to observe ion channels within the surface membrane for the first time, potentially offering insights for future drug development. http://www.physorg.com/news178979870.html Chemistry Wed, 02 Dec 2009 12:38:21 EST news178979870 (AP) -- Time Warner Cable Inc. is asking the public for help as it tries to curtail increases in the programming fees it has to pay to carry cable channels and broadcast stations on its systems. http://www.physorg.com/news178391716.html Technology Wed, 25 Nov 2009 17:17:55 EST news178391716 Breathing carbon dioxide can trigger panic attacks, but the biological reason for this effect has not been understood. A new study by University of Iowa researchers shows that carbon dioxide increases brain acidity, which in turn activates a brain protein that plays an important role in fear and anxiety behavior. http://www.physorg.com/news178374999.html Medicine & Health Wed, 25 Nov 2009 12:37:43 EST news178374999 (AP) -- A deal for Comcast Corp. to buy a controlling stake in NBC Universal and create one of the most powerful media companies in the world is taking longer than expected as the current owners tussle over price. http://www.physorg.com/news177943175.html Technology Fri, 20 Nov 2009 12:41:07 EST news177943175 In their competition with brick-and-mortar stores, online retailers will do best if they promote the ability to search out and obtain niche products online, according to the Management Insights feature in the current issue of Management Science, the journal of the Institute for Operations Research and the Management Sciences (INFORMS). http://www.physorg.com/news177772797.html Other Sciences Wed, 18 Nov 2009 13:50:03 EST news177772797 (AP) -- Eight decades after pioneering the concept of broadcasting, NBC is on the verge of a startling move that illustrates broadcast television's decline. http://www.physorg.com/news177592539.html Technology Mon, 16 Nov 2009 11:40:02 EST news177592539 US telecom firm Verizon launched a high-definition movie channel on Friday, letting subscribers watch films on-demand on televisions or on the Internet. http://www.physorg.com/news176138525.html Technology Fri, 30 Oct 2009 17:00:01 EST news176138525 (PhysOrg.com) -- This image from NASA's Mars Reconnaissance Orbiter shows channels to the southeast of Hale crater on southern Mars. Taken by the orbiter's High Resolution Imaging Science Experiment (HiRISE) camera, this view covers an area about 3 kilometers (2 miles) wide. http://www.physorg.com/news175971479.html Space & Earth Wed, 28 Oct 2009 18:10:01 EST news175971479 Researchers in the USA have discovered a potential new function for anti-epileptic drugs in treating neurodegenerative disorders such as Alzheimer's and Parkinson's disease. The study, published in BioMed Central's open access journal Molecular Neurodegeneration, found that neurons in the brain were protected after treatment with T-type calcium-channel blockers, which are commonly used to treat epilepsy. http://www.physorg.com/news175896230.html Medicine & Health Tue, 27 Oct 2009 21:04:27 EST news175896230 A cellular protein from a family involved in several human diseases is crucial for the proper production and release of insulin, new research has found, suggesting that the protein might play a role in diabetes. http://www.physorg.com/news175787060.html Biology Mon, 26 Oct 2009 14:47:01 EST news175787060 The November 2009 issue of the Journal of General Physiology (JGP) contains two papers by the Rittenhouse laboratory that describe novel findings on how N-type voltage-gated calcium channel (VGCC) function is modified by lipids. http://www.physorg.com/news175779295.html Medicine & Health Mon, 26 Oct 2009 13:10:02 EST news175779295 Tsuruta et al. find that a lipid kinase directs a voltage-gated calcium channel's degradation to save neurons from a lethal dose of overexcitement. The study appears in the October 19, 2009 issue of the Journal of Cell Biology . http://www.physorg.com/news175165687.html Biology Mon, 19 Oct 2009 10:20:02 EST news175165687 British independent television network Channel 4 on Thursday announced a "pioneering" deal to broadcast its shows on YouTube after first being viewed on TV. http://www.physorg.com/news174838964.html Technology Thu, 15 Oct 2009 16:10:01 EST news174838964 (PhysOrg.com) -- A team of four chemists at the University of Rochester have begun work on a new kind of system to derive usable hydrogen fuel from water using only sunlight. http://www.physorg.com/news174758967.html Chemistry Wed, 14 Oct 2009 17:10:54 EST news174758967 The most common gene for a syndrome associated with abnormal heart rhythms and sudden death triggers epileptic seizures and could explain sudden unexplained death in epilepsy, said researchers from Baylor College of Medicine in a report that appears today in the journal Science Translational Medicine. http://www.physorg.com/news174749325.html Medicine & Health Wed, 14 Oct 2009 14:50:02 EST news174749325 State-owned mobile network operator Vinaphone said Tuesday it has begun offering Vietnam's first 3G service, bringing "a revolution" to the country's mobile system. http://www.physorg.com/news174660790.html Technology Tue, 13 Oct 2009 14:20:01 EST news174660790 (PhysOrg.com) -- European researchers who created an ultra-fast, extremely high-resolution video camera have enabled dozens of medical applications, including one scenario that can record 'thought' processes travelling along neurons. This is ingenious science. http://www.physorg.com/news174554094.html Technology Mon, 12 Oct 2009 08:16:25 EST news174554094 (PhysOrg.com) -- Mars Express imaged Daedalia Planum, a sparsely cratered, untextured plain on the Red Planet featuring solidified lava flows of varying ages. http://www.physorg.com/news174287569.html Space & Earth Fri, 09 Oct 2009 06:14:11 EST news174287569 (AP) -- Vonage Holdings Corp., a pioneer in Internet-based home phone service, is launching applications for the iPhone and BlackBerry that undercut the international calling rates of major wireless carriers. http://www.physorg.com/news173946999.html Technology Mon, 05 Oct 2009 07:37:08 EST news173946999 (PhysOrg.com) -- IBM has filed a patent that could put an end to losing your favorite radio channels while you are driving long distances. Their idea is to combine satellite navigation with the car radio to automate the process of finding new radio stations as you move out of range of your first choice. http://www.physorg.com/news172911119.html Technology Wed, 23 Sep 2009 07:52:41 EST news172911119 Irregularities in industrial catalysts can inhibit the conversion of crude oil, Utrecht University chemists have concluded. They were the first to provide a detailed blueprint of the interior of a commercially used catalyst for e.g. the production of transportation fuels from crude oil. They discovered a large number of dead ends. Their findings can contribute to the development of new and improved catalytic materials for the chemical industry. The study has been online published in the scientific journal Nature Materials. http://www.physorg.com/news172857931.html Chemistry Tue, 22 Sep 2009 17:30:08 EST news172857931 (PhysOrg.com) -- Researchers at the Friedrich Miescher Institute for Biomedical Research, Switzerland, have shown how calcium channels in the brain have a positive impact on learning. Their results have been published in the current edition of the renowned scientific journal Nature Neuroscience. http://www.physorg.com/news172498788.html Medicine & Health Fri, 18 Sep 2009 14:10:01 EST news172498788 A new way to select and switch on one cell type in an organism using light has helped answer a long-standing question about the function of one class of enigmatic nerve cells in the spinal cord. http://www.physorg.com/news172326103.html Biology Wed, 16 Sep 2009 14:00:06 EST news172326103 A team of international scientists led by Mirjam Langhans, from the German Aerospace Center (DLR), will present first results of a global analysis of spatial patterns, occurrence and origin of river channels on Titan at the European Planetary Science Congress in Potsdam, Germany, on Wednesday 16 September. http://www.physorg.com/news172306246.html Space & Earth Wed, 16 Sep 2009 11:50:08 EST news172306246 University of Utah medical researchers have identified a gene with mutations that cause febrile seizures and contribute to a severe form of epilepsy known as Dravet syndrome in some of the most vulnerable patients - infants 6 months and younger. http://www.physorg.com/news172157374.html Medicine & Health Mon, 14 Sep 2009 14:30:07 EST news172157374