http://phys.org/ en-us Phys.org internet news portal provides the latest news on science including: Physics, Nanotechnology, Life Sciences, Space Science, Earth Science, Environment, Health and Medicine. The Lunar Reconnaissance Orbiter is revealing previously undetected landforms that indicate the moon is shrinking. The findings are reported in a paper, "Evidence of Recent Thrust Faulting on the Moon Revealed by the Lunar Reconnaissance Orbiter Camera" scheduled for publication in the Aug. 20 issue of the journal Science. http://phys.org/news201427392.html Space & Earth Thu, 19 Aug 2010 14:00:14 EST news201427392 Scientists outline a 20-year master plan for the global renaissance of nuclear energy that could see nuclear reactors with replaceable parts, portable mini-reactors, and ship-borne reactors supplying countries with clean energy, in research published today in the journal Science. http://phys.org/news200842486.html Technology Thu, 12 Aug 2010 14:34:59 EST news200842486 Scientists are reporting development of a substance to enhance the visibility of skin cancer cells during scans with an advanced medical imaging system that combines ultrasound and light. The hybrid scanner could enable doctors to detect melanoma, the most serious form of skin cancer, in its earliest and most curable stages, the report in the monthly journal ACS Nano indicates. http://phys.org/news200747619.html Medicine & Health Wed, 11 Aug 2010 13:00:03 EST news200747619 (PhysOrg.com) -- Astronomers using ESO’s Very Large Telescope have for the first time obtained a three-dimensional view of the distribution of the innermost material expelled by a recently exploded star. The original blast was not only powerful, according to the new results. It was also more concentrated in one particular direction. This is a strong indication that the supernova must have been very turbulent, supporting the most recent computer models. http://phys.org/news200127668.html Space & Earth Wed, 04 Aug 2010 08:40:01 EST news200127668 Princeton University proclaimed this month that some of its physicists had helped discover an invisible particle known as a geoneutrino. http://phys.org/news199380378.html Physics Mon, 26 Jul 2010 20:30:01 EST news199380378 Canada's nuclear safety commission authorized Wednesday the restarting of a reactor that produced one-third of the world's supply of medical isotopes before it closed for repairs last year. http://phys.org/news197745926.html Medicine & Health Wed, 07 Jul 2010 18:25:40 EST news197745926 Virtual reality software that plans the safe decommissioning of nuclear power plants and other nuclear facilities could save industry millions of pounds, according to its inventors. http://phys.org/news197124817.html Technology Thu, 01 Jul 2010 00:00:06 EST news197124817 The most widely used medical radioisotope, Technetium-99m (Tc-99m), is essential for an estimated 70,000 medical imaging procedures that take place daily around the world. Aging reactors, production intermittencies and threats of permanent reactor closures have researchers striving to develop alternative methods of supply. In a comparative study presented at SNM's 57th Annual Meeting, researchers show that medical cyclotrons could be capable of producing this medical isotope. http://phys.org/news195134486.html Medicine & Health Mon, 07 Jun 2010 13:30:01 EST news195134486 Every minute, 10,000 gallons of water mysteriously gush out of the desert floor at a place called Ash Meadows, an oasis that is home to 24 plant and animal species found nowhere else in the world. http://phys.org/news194803717.html Space & Earth Thu, 03 Jun 2010 17:30:01 EST news194803717 (PhysOrg.com) -- Children living downwind of the Chernobyl Nuclear Power Plant in the Ukraine may have long-term problems affecting their lungs, according to a University of South Carolina study. http://phys.org/news194547014.html Medicine & Health Mon, 31 May 2010 17:51:24 EST news194547014 Tiny variations in the isotopic composition of silver in meteorites and Earth rocks are helping scientists put together a timetable of how our planet was assembled beginning 4.568 billion years ago. The new study, published in the journal Science, indicates that water and other key volatiles may have been present in at least some of Earth's original building blocks, rather than acquired later from comets, as some scientists have suggested. http://phys.org/news192977317.html Space & Earth Thu, 13 May 2010 14:00:14 EST news192977317 (AP) -- Radioactive water that leaked from the nation's oldest nuclear power plant has now reached a major underground aquifer that supplies drinking water to much of southern New Jersey, the state's environmental chief said Friday. http://phys.org/news192527592.html Space & Earth Sat, 08 May 2010 09:20:01 EST news192527592 (PhysOrg.com) -- One of the promises of nanoparticles as delivery agents for cancer therapeutics is that they will attack tumors while sparing healthy tissue from the damage normally associated with today's anticancer therapies. That promise is closer to realization thanks to the results of a study in which tumor-bearing mice were treated with a single dose of radioactive gold nanoparticles. http://phys.org/news191093064.html Nanotechnology Wed, 21 Apr 2010 18:24:52 EST news191093064 The "exceptionally simple theory of everything," proposed by a surfing physicist in 2007, does not hold water, says Emory University mathematician Skip Garibaldi. http://phys.org/news188827214.html Physics Fri, 26 Mar 2010 13:00:32 EST news188827214 Two decades of atomic bomb testing in the atmosphere are yielding an unexpected bonus for consumers, scientists reported here today at the 239th National Meeting of the American Chemical Society (ACS). It's a new test to determine whether that Bordeaux or burgundy is from a fine vintage year and commands premium price or actually is a counterfeit vin ordinaire or cheap plonk worth much less. http://phys.org/news188453382.html Chemistry Mon, 22 Mar 2010 05:10:29 EST news188453382 An interventional radiology treatment—the use of intra-arterial yttrium-90 microspheres for liver cancer (also known as hepatocellular carcinoma)—shows promise in prolonging life for many patients with this devastating condition, according to researchers at the Society of Interventional Radiology's 35th Annual Scientific Meeting in Tampa, Fla. http://phys.org/news187971041.html Medicine & Health Wed, 17 Mar 2010 03:10:01 EST news187971041 (PhysOrg.com) -- The Borexino collaboration of about 80 scientists from six countries, who have been working with a detector buried 1.5 km beneath the Gran Sasso mountain near l'Aquila in Italy have detected geo-neutrinos, which are electron antineutrinos created by radioactive decays inside the Earth's mantle and crust. http://phys.org/news187946006.html Physics Tue, 16 Mar 2010 08:14:02 EST news187946006 (PhysOrg.com) -- Like a Venus flytrap, a newly discovered chemical material is a picky eater -- it won't snap its jaws shut for just anything. Instead of flies, however, its favorite food is radioactive nuclear waste. http://phys.org/news186414766.html Chemistry Fri, 26 Feb 2010 13:53:41 EST news186414766 Through Laboratory soil cleanup methods, residents of Bikini, Enjebi and Rongelap Islands - where nuclear tests were conducted on the atolls and in the ocean surrounding them in the 1950s - could have lower radioactive levels than the average background dose for residents in the United States and Europe. http://phys.org/news185122428.html Physics Thu, 11 Feb 2010 14:58:51 EST news185122428 Besides the 92 elements that occur naturally, scientists were able to create 20 additional chemical elements, six of which were discovered at the GSI Helmholtz Centre for Heavy Ion Research in Darmstadt. http://phys.org/news185114498.html Physics Thu, 11 Feb 2010 12:43:34 EST news185114498 A comprehensive appraisal of the management and treatment options for low-risk prostate cancer found that the rates of survival and tumor recurrence are similar among the most common treatment approaches, although costs can vary considerably. The report was prepared by the Institute for Clinical and Economic Review (ICER), a leader in comparative effectiveness research based at the Massachusetts General Hospital's Institute for Technology Assessment. http://phys.org/news181908772.html Medicine & Health Tue, 05 Jan 2010 10:40:04 EST news181908772 (PhysOrg.com) -- Lead-lead (Pb-Pb) dating is among the most widely used radiometric dating techniques to determine the age of really old things, such as the age of the Earth or the Solar System. However, recent advances in instrumentation now allow scientists to make more precise measurements that promise to revolutionize the way the ages of some samples are calculated with this technique. http://phys.org/news181843442.html Space & Earth Mon, 04 Jan 2010 16:04:59 EST news181843442 (PhysOrg.com) -- Scientists at the University of East Anglia, Pacific Northwest National Laboratory, and Pennsylvania State University have demonstrated for the first time the mechanism by which some bacteria can transfer electrons across a membrane to the cell exterior, allowing them to "breathe" metals. These iron-respiring bacteria link the cycling of iron and carbon in subsurface and surface sediments and can catalyze the immobilization of subsurface contaminants such as uranium. http://phys.org/news181309967.html Chemistry Tue, 29 Dec 2009 11:53:48 EST news181309967 Radon is a colorless and odorless radioactive gas that is produced by the radioactive decay of radium. Radium is a product of uranium decay and is found in trace amounts naturally in nearly all rocks, soils, and groundwater as well as building materials, plants, animals, and the human body. http://phys.org/news178786265.html Medicine & Health Mon, 30 Nov 2009 07:30:01 EST news178786265 The Environmental Restoration Project at Sandia National Laboratories reports the successful construction of an alternative evapotranspirative cover at the Mixed Waste Landfill (MWL) in September. The 2.6-acre site is located in Technical Area 3 in the west-central part of Kirtland Air Force Base. http://phys.org/news176464927.html Space & Earth Tue, 03 Nov 2009 10:30:02 EST news176464927 In all the world, there are about 200 types of zeolite, a compound of silicon, aluminum and oxygen that gives civilization such things as laundry detergent, kitty litter and gasoline. But thanks to computations by Rice University professor Michael Deem and his colleagues, it appears there are -- or could be -- more types of zeolites than once thought. http://phys.org/news176391313.html Physics Mon, 02 Nov 2009 13:50:02 EST news176391313 Joan Ketterer still recalls the button her son Edward got for donating his baby teeth to what was then a ground-breaking study looking at the effect of nuclear fallout on children born in the St. Louis-area in the 1960s. http://phys.org/news175368568.html Medicine & Health Wed, 21 Oct 2009 18:30:55 EST news175368568 Antioxidant extracts of the leaves of the Gingko biloba tree may protect cells from radiation damage, according to a study published in the International Journal of Low Radiation. The discovery may one day be used to help reduce side effects in cancer patients undergoing radiotherapy. http://phys.org/news175174404.html Medicine & Health Mon, 19 Oct 2009 12:50:10 EST news175174404 (PhysOrg.com) -- Batteries can power anything from small sensors to large systems. While scientists are finding ways to make them smaller but even more powerful, problems can arise when these batteries are much larger and heavier than the devices themselves. University of Missouri researchers are developing a nuclear energy source that is smaller, lighter and more efficient. http://phys.org/news174139641.html Technology Wed, 07 Oct 2009 13:07:57 EST news174139641 Exposure to radon gas in homes is the second leading cause of lung cancer after smoking, according to a study carried out by researchers from the University of Cantabria and the Babes-Bolyai University in Romania. The team has studied data on exposure to this element in a uranium mining area in Transylvania and in an area of granite in Torrelodones, Madrid. http://phys.org/news173532458.html Medicine & Health Wed, 30 Sep 2009 12:40:02 EST news173532458