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. A new theory referred to as the Decrease-Radix Design is proposed. And based on this theory, the regulations of making multi-valued logic operation units are presented. The theory has laid down a solid foundation for the design of re-constructible logic units in ternary optical computers as well as any other multi-valued computers. http://www.physorg.com/news150719026.html Technology Fri, 09 Jan 2009 10:23:46 EST news150719026 (PhysOrg.com) -- A powerful computing tool that allows scientists to extract features and patterns from enormously large and complex sets of raw data has been developed by scientists at University of California, Davis, and Lawrence Livermore National Laboratory. The tool - a set of problem-solving calculations known as an algorithm - is compact enough to run on computers with as little as two gigabytes of memory. http://www.physorg.com/news150613790.html Technology Thu, 08 Jan 2009 05:09:50 EST news150613790 Could a concept from information technology familiar to online file sharers be exploited to reduce road congestion and even traffic accidents? That is the question answered in the affirmative by researchers in California, writing in the International Journal of Vehicle Information and Communication Systems. http://www.physorg.com/news150543157.html Technology Wed, 07 Jan 2009 09:32:37 EST news150543157 (PhysOrg.com) -- Most of the knowledge and services potentially available on the worldwide web can`t be accessed through browsers and websites. A new European research project has devised a smart toolkit that unlocks and links the web`s hidden resources. http://www.physorg.com/news149345949.html Technology Wed, 24 Dec 2008 12:59:09 EST news149345949 (PhysOrg.com) -- Modifying the environment by using everything from shovels and plows to plant-derived pesticides may be as important as mosquito nets and vaccinations in the fight against malaria, according to a computerized analysis by MIT researchers. http://www.physorg.com/news148913236.html Space & Earth Fri, 19 Dec 2008 12:47:16 EST news148913236 Quantum physics is both mysterious and difficult to grasp. Barry Sanders, director of the University of Calgary's Institute for Quantum Information Science, is hoping to change that. http://www.physorg.com/news148740939.html Physics Wed, 17 Dec 2008 12:55:39 EST news148740939 The Georgia Tech College of Computing, working in partnership with the Centers for Disease Control and Prevention, has developed a Web-based tool for tracking blood safety. The tool is expected to help developing countries improve the adequacy and safety of their national blood supplies through better monitoring and evaluation. http://www.physorg.com/news148062807.html Medicine & Health Tue, 09 Dec 2008 16:33:27 EST news148062807 Hackers beware. A Rochester Institute of Technology professor knows how to thwart sophisticated and determined intruders from stealing personal and corporate information. His secret? Anchor your online activities to the physical world. http://www.physorg.com/news147546023.html Technology Wed, 03 Dec 2008 17:00:23 EST news147546023 You're starting with working equipment full of expensive parts. So you don't want to throw everything away and start over. You want to put together just the right combination of existing parts and new pieces to make the most cost-effective, sustainable and resilient machine possible. http://www.physorg.com/news146406135.html Technology Thu, 20 Nov 2008 12:22:15 EST news146406135 (PHysOrg.com) -- The Internet contains vast amounts of information, much of it unorganized. But what you see online at any given moment is just a snapshot of the Web as a whole -- many pages change rapidly or disappear completely, and the old data gets lost forever. http://www.physorg.com/news146159573.html Technology Mon, 17 Nov 2008 15:52:53 EST news146159573 A computer model that can predict how people will complete a controlled task and how the knowledge needed to complete that task develops over time is the product of a group of researchers, led by a professor from Penn State's College of Information Sciences and Technology. http://www.physorg.com/news145281421.html Medicine & Health Fri, 07 Nov 2008 11:57:01 EST news145281421 New computer tools have the potential to revolutionize the practice of mathematics by providing far more-reliable proofs of mathematical results than have ever been possible in the history of humankind. These computer tools, based on the notion of "formal proof", have in recent years been used to provide nearly infallible proofs of many important results in mathematics. A ground-breaking collection of four articles by leading experts, published today in the Notices of the American Mathematical Society, explores new developments in the use of formal proof in mathematics. http://www.physorg.com/news145200777.html Other Sciences Thu, 06 Nov 2008 13:32:57 EST news145200777 Doctors use diagnostic sonography or ultrasound to visualise organs and other internal structures of the human body. Dutch researcher Koos Huijssen has developed a computer model that can predict the sound transmission of improved designs for ultrasound instruments. The computer model is capable of processing large quantities of data and can be run on both a PC and a parallel supercomputer. Erasmus University Medical Centre and Oldelft Ultrasound are now using this program to design a new sonographic transducer. http://www.physorg.com/news145019085.html Medicine & Health Tue, 04 Nov 2008 11:04:45 EST news145019085 When it is fully up and running, the four massive detectors on the new Large Hadron Collider (LHC) at the CERN particle-physics lab near Geneva are expected to produce up to 15 million gigabytes, aka 15 petabytes, of data every year. Andreas Hirstius, manager of CERN Openlab and the CERN School of Computing, explains in November's Physics World how computer scientists have risen to the challenge of dealing with this unprecedented volume of data. http://www.physorg.com/news144926075.html Physics Mon, 03 Nov 2008 09:14:35 EST news144926075 Researchers at Eindhoven University of Technology (TU/e) in The Netherlands have managed to crack the so-called McEliece encryption system. This system is a candidate for the security of Internet traffic in the age of the quantum computer - the predicted superpowerful computer of the future. http://www.physorg.com/news144669128.html Technology Fri, 31 Oct 2008 10:52:08 EST news144669128 (PhysOrg.com) -- UC San Diego computer scientists have built a software program that can perform key duplication without having the key. Instead, the computer scientists only need a photograph of the key. http://www.physorg.com/news144519246.html Technology Wed, 29 Oct 2008 17:14:06 EST news144519246 (PhysOrg.com) -- While general wisdom says that you look at the eyes first in order to recognize a face, UC San Diego computer scientists now report that you look at the nose first. http://www.physorg.com/news144407665.html Medicine & Health Tue, 28 Oct 2008 10:14:25 EST news144407665 (PhysOrg.com) -- If you want to make sure your computer or server is not tricked into undertaking malicious or undesirable behavior, it's not enough to keep bad code out of the system. http://www.physorg.com/news144337532.html Technology Mon, 27 Oct 2008 14:45:32 EST news144337532 (PhysOrg.com) -- Scientists led by Rainer Blatt, Markus Hennrich and Mark Riebe of the Institute for Experimental Physics at Innsbruck University recently succeeded for the first time in realizing a deterministic transfer of entanglement in their lab. They reported this important technique for future quantum computing in the online edition of the acclaimed science journal Nature Physics. http://www.physorg.com/news144250142.html Physics Sun, 26 Oct 2008 14:29:02 EST news144250142 (PhysOrg.com) -- Swiss researchers from the Security and Cryptography Laboratory have demonstrated different ways of eavesdropping on wired keyboards from at least 11 different models. The keyboards range from the latest ones to the ones used in 2001. Test show that all these keyboards were vulnerable to at least four of their attacks. http://www.physorg.com/news143890946.html Technology Wed, 22 Oct 2008 10:42:26 EST news143890946 A terahertz version of the single-pixel camera developed by Rice University researchers could lead to breakthrough technologies in security, telecom, signal processing and medicine. http://www.physorg.com/news143210026.html Physics Tue, 14 Oct 2008 13:33:46 EST news143210026 (PhysOrg.com) -- Computer simulations of the atmospheric circulation on Jupiter-like planets around other stars can explain temperature observations of these planets and shed light on the exotic weather experienced by these far-away worlds. http://www.physorg.com/news143131706.html Space & Earth Mon, 13 Oct 2008 15:48:26 EST news143131706 Ratnesh Kumar keeps his prototype soil sensors buried in a box under his desk. He hopes that one day farmers will be burying the devices under their crops. http://www.physorg.com/news142860421.html Technology Fri, 10 Oct 2008 12:27:01 EST news142860421 Reconstructing the climate of the past is an important tool for scientists to better understand and predict future climate changes that are the result of the present-day global warming. Although there is still little known about the Earth's tropical and subtropical regions, these regions are thought to play an important role in both the evolution of prehistoric man and global climate changes. New North African climate reconstructions reveal three 'green Sahara' episodes during which the present-day Sahara Desert was almost completely covered with extensive grasslands, lakes and ponds over the course of the last 120.000 years. http://www.physorg.com/news141988514.html Space & Earth Tue, 30 Sep 2008 10:15:14 EST news141988514 New computer game technology can help educate otolaryngology medical students who don't have any anatomical knowledge or surgical experience, according to new research presented at the 2008 American Academy of Otolaryngology - Head and Neck Surgery Foundation (AAO-HNSF) Annual Meeting & OTO EXPO in Chicago, IL. http://www.physorg.com/news141301802.html Medicine & Health Mon, 22 Sep 2008 11:30:02 EST news141301802 Oncologist Allison Kurian, MD, and her colleagues at the Stanford University School of Medicine were perplexed. Computer models designed to identify women who might have dangerous genetic mutations that increase their risk of breast and ovarian cancer worked well for white women. But they seemed to be less reliable for another ethnic group. http://www.physorg.com/news140352858.html Medicine & Health Thu, 11 Sep 2008 11:54:18 EST news140352858 Older people could make better use of computers if icons, links and menu headings automatically grew bigger as the cursor moves towards them. http://www.physorg.com/news140347867.html Medicine & Health Thu, 11 Sep 2008 10:31:07 EST news140347867 Middle school children who have a television or computer in their room sleep less during the school year, watch more TV, play more computer games and surf the net more than their peers who don't - reveals joint research conducted by the University of Haifa and Jezreel Valley College. http://www.physorg.com/news139580439.html Medicine & Health Tue, 02 Sep 2008 13:20:39 EST news139580439 The growth of shared Wi-Fi and other wireless computer networks has increased the risk of eavesdropping on Internet communications, but researchers at Carnegie Mellon University's School of Computer Science and College of Engineering have devised a low-cost system that can thwart these "Man-in-the-Middle" (MitM) attacks. http://www.physorg.com/news138885925.html Technology Mon, 25 Aug 2008 12:25:25 EST news138885925 (PhysOrg.com) -- The fastest quantum computer bit that exploits the main advantage of the qubit over the conventional bit has been demonstrated by researchers at University of Michigan, U.S. Naval Research Laboratory and the University of California at San Diego. http://www.physorg.com/news138455727.html Physics Wed, 20 Aug 2008 12:55:27 EST news138455727