ScienceDaily: Most Popular News

http://www.sciencedaily.com/news/most_popular/ Most popular science, health, technology and environment news stories, featured on ScienceDaily's home page.en-usMon, 19 Nov 2012 19:14:15 ESTMon, 19 Nov 2012 19:14:15 EST60http://www.sciencedaily.com/images/logosmall.gifhttp://www.sciencedaily.com/news/most_popular/ For more science articles, visit ScienceDaily.http://www.sciencedaily.com/releases/2012/11/121119174215.htm A remote sensing instrument that will peer into the ultraviolet to offer clues to how Mars might have lost its atmosphere has arrived at Lockheed Martin for integration into NASA's Mars Atmosphere and Volatile EvolutioN (MAVEN) spacecraft.Mon, 19 Nov 2012 17:42:42 ESThttp://www.sciencedaily.com/releases/2012/11/121119174215.htmhttp://www.sciencedaily.com/releases/2012/11/121119173754.htm Outgassing -- the physical process that creates that oh-so-alluring new car smell -- isn't healthy for humans and, as it turns out, not particularly wholesome for sensitive satellite instruments, either. But a team of NASA engineers has created a new way to protect those instruments from its ill effects.Mon, 19 Nov 2012 17:37:37 ESThttp://www.sciencedaily.com/releases/2012/11/121119173754.htmhttp://www.sciencedaily.com/releases/2012/11/121119172938.htm In 2010-11, global sea level fell nearly a quarter inch. But, when it comes to long-term sea level, what comes down must eventually come back up.Mon, 19 Nov 2012 17:29:29 ESThttp://www.sciencedaily.com/releases/2012/11/121119172938.htmhttp://www.sciencedaily.com/releases/2012/11/121119163703.htm Researchers have found that children born to mothers who smoked more than one pack per day during pregnancy struggled on tests designed to measure how accurately a child reads aloud and comprehends what they read.Mon, 19 Nov 2012 16:37:37 ESThttp://www.sciencedaily.com/releases/2012/11/121119163703.htmhttp://www.sciencedaily.com/releases/2012/11/121119163659.htm Scientists have pinpointed a key factor controlling damage to brain cells in a mouse model of Parkinson's disease. The discovery could lead to new targets for Parkinson's that may be useful in preventing the actual condition.Mon, 19 Nov 2012 16:36:36 ESThttp://www.sciencedaily.com/releases/2012/11/121119163659.htmhttp://www.sciencedaily.com/releases/2012/11/121119163506.htm Researchers have shown that a real-time tracking technique can better predict and track tumor motion and deliver higher levels of radiation to lung cancer patients and others with moving tumor targets, and also successfully be implemented into existing clinical equipment.Mon, 19 Nov 2012 16:35:35 ESThttp://www.sciencedaily.com/releases/2012/11/121119163506.htmhttp://www.sciencedaily.com/releases/2012/11/121119163504.htm The flooding in New York and New Jersey caused by Superstorm Sandy prompted calls from Gov. Andrew Cuomo and other officials to consider building storm surge barriers to protect Lower Manhattan from future catastrophes. But, such a strategy could make things even worse for outlying areas that were hit hard by the hurricane, such as Staten Island, the New Jersey Shore and Long Island's South Shore, a City College of New York landscape architecture professor warns.Mon, 19 Nov 2012 16:35:35 ESThttp://www.sciencedaily.com/releases/2012/11/121119163504.htmhttp://www.sciencedaily.com/releases/2012/11/121119163500.htm A team of scientists studied the hydrogen in water from the Martian interior and found that Mars formed from similar building blocks to that of Earth, but that there were differences in the later evolution of the two planets. This implies that terrestrial planets, including Earth, have similar water sources.Mon, 19 Nov 2012 16:35:35 ESThttp://www.sciencedaily.com/releases/2012/11/121119163500.htmhttp://www.sciencedaily.com/releases/2012/11/121119163337.htm One of the first studies to compare patients who see their doctors in person to those who receive care through the Internet, known as an e-visit, underscores both the promise and the pitfalls of this technology. Researchers found that patients who used e-visits for sinusitis and urinary tract infections (UTIs) were no more likely to need follow-up care than those who saw doctors in person.Mon, 19 Nov 2012 16:33:33 ESThttp://www.sciencedaily.com/releases/2012/11/121119163337.htmhttp://www.sciencedaily.com/releases/2012/11/121119163331.htm Pregnant women who have higher levels of vitamin D in their blood may have a lower risk of developing multiple sclerosis than women with lower levels, while their babies may not see the same protective effect, according to a new study.Mon, 19 Nov 2012 16:33:33 ESThttp://www.sciencedaily.com/releases/2012/11/121119163331.htmhttp://www.sciencedaily.com/releases/2012/11/121119163301.htm DNA sequences obtained from a handful of patients with multiple sclerosis have revealed the existence of an ?immune exchange? that allows the disease-causing cells to move in and out of the brain.Mon, 19 Nov 2012 16:33:33 ESThttp://www.sciencedaily.com/releases/2012/11/121119163301.htmhttp://www.sciencedaily.com/releases/2012/11/121119163251.htm Supercomputer simulations have revealed that a type of oddly dim, exploding star is probably a class of duds?one that could nonetheless throw new light on the mysterious nature of dark energy.Mon, 19 Nov 2012 16:32:32 ESThttp://www.sciencedaily.com/releases/2012/11/121119163251.htmhttp://www.sciencedaily.com/releases/2012/11/121119163248.htm A study using a unique new instrument on the world's largest optical telescope has revealed the likely origins of especially bright supernovae that astronomers use as easy-to-spot "mile markers" to measure the expansion and acceleration of the universe.Mon, 19 Nov 2012 16:32:32 ESThttp://www.sciencedaily.com/releases/2012/11/121119163248.htmhttp://www.sciencedaily.com/releases/2012/11/121119151322.htm Serendipity proved to be a key ingredient for newly created nanoparticles. The new "lava dot" particles were discovered accidentally when researchers stumbled upon a way to use molten droplets of metal salt to make hollow, coated versions of a nanotech staple called quantum dots.Mon, 19 Nov 2012 15:13:13 ESThttp://www.sciencedaily.com/releases/2012/11/121119151322.htmhttp://www.sciencedaily.com/releases/2012/11/121119151320.htm Creative new technologies could change our sources of energy, change our use of energy, and change our lives.Mon, 19 Nov 2012 15:13:13 ESThttp://www.sciencedaily.com/releases/2012/11/121119151320.htmhttp://www.sciencedaily.com/releases/2012/11/121119151318.htm Researchers have resolved the evolutionary relationships of Necrolestes patagonensis, a paleontological riddle for more than 100 years. Researchers have correctly placed the strange 16-million-year-old Necrolestes in the mammal evolutionary tree, unexpectedly moving forward the endpoint for the fossil's evolutionary lineage by 45 million years and showing that this family of mammals survived the extinction event that marked the end of the Age of Dinosaurs.Mon, 19 Nov 2012 15:13:13 ESThttp://www.sciencedaily.com/releases/2012/11/121119151318.htmhttp://www.sciencedaily.com/releases/2012/11/121119151316.htm The first in-depth investigation of whether youthful happiness leads to greater wealth in later life reveals that, even allowing for other influences, happy adolescents are likely to earn more money as adults.Mon, 19 Nov 2012 15:13:13 ESThttp://www.sciencedaily.com/releases/2012/11/121119151316.htmhttp://www.sciencedaily.com/releases/2012/11/121119151314.htm New and powerful cells first created in the laboratory a year ago constitute a new stem-like state of adult epithelial cells with attributes that may make regenerative medicine truly possible. Researchers report that these new stem-like cells do not express the same genes as embryonic stem cells and induced pluripotent stem cells (iPSCs) do. That explains why they don't produce tumors when they grow in the laboratory, as the other stem cells do, and why they are stable, producing the kind of cells researchers want them to.Mon, 19 Nov 2012 15:13:13 ESThttp://www.sciencedaily.com/releases/2012/11/121119151314.htmhttp://www.sciencedaily.com/releases/2012/11/121119151311.htm Chimpanzees and orangutans can experience a mid-life crisis just like humans, a study suggests.Mon, 19 Nov 2012 15:13:13 ESThttp://www.sciencedaily.com/releases/2012/11/121119151311.htmhttp://www.sciencedaily.com/releases/2012/11/121119151308.htm Pluripotent stem cells are nature's double-edged sword. Because they can develop into a dizzying variety of cell types and tissues, they are a potentially invaluable therapeutic resource. However, that same developmental flexibility can lead to dangerous tumors called teratomas if the stem cells begin to differentiate out of control in the body.Mon, 19 Nov 2012 15:13:13 ESThttp://www.sciencedaily.com/releases/2012/11/121119151308.htmhttp://www.sciencedaily.com/releases/2012/11/121119151220.htm Hsp104, an enzyme from yeast, breaks up both amyloid fibrils and disordered clumps. For stable amyloid-type structures, Hsp104 needs all six of its subunits, which together make a hexamer, to pull the clumps apart. By contrast, for amorphous, non-amyloid clumps, Hsp104 required only one of its six subunits.Mon, 19 Nov 2012 15:12:12 ESThttp://www.sciencedaily.com/releases/2012/11/121119151220.htmhttp://www.sciencedaily.com/releases/2012/11/121119151218.htm Researchers report the successful use of a form of MRI to identify what appears to be a key biochemical marker for cognitive impairment in the brains of people with multiple sclerosis (MS). In follow-up experiments on mice with a rodent form of MS, researchers were able to use an experimental compound to manipulate that same marker and dramatically improve learning and memory.Mon, 19 Nov 2012 15:12:12 ESThttp://www.sciencedaily.com/releases/2012/11/121119151218.htmhttp://www.sciencedaily.com/releases/2012/11/121119151216.htm Chemists have discovered a family of anti-freeze molecules that prevent ice formation when water temperatures drop below 32 degrees Fahrenheit. Their findings may lead to new methods for improving food storage and industrial products.Mon, 19 Nov 2012 15:12:12 ESThttp://www.sciencedaily.com/releases/2012/11/121119151216.htmhttp://www.sciencedaily.com/releases/2012/11/121119140627.htm Scientists have unveiled a revolutionary new technology that uses nanoparticles to convert solar energy directly into steam. The new "solar steam" method is so effective it can even produce steam from icy cold water. The technology's inventors said they expect it will first be used in sanitation and water-purification applications in the developing world.Mon, 19 Nov 2012 14:06:06 ESThttp://www.sciencedaily.com/releases/2012/11/121119140627.htmhttp://www.sciencedaily.com/releases/2012/11/121119140625.htm New research on posttraumatic stress disorder in soldiers challenges popular assumptions about the origins and trajectory of PTSD, providing evidence that traumatic experiences in childhood - not combat - may predict which soldiers develop the disorder.Mon, 19 Nov 2012 14:06:06 ESThttp://www.sciencedaily.com/releases/2012/11/121119140625.htmhttp://www.sciencedaily.com/releases/2012/11/121119140621.htm Astrophysicists have discovered a 'super-Jupiter' around the massive star Kappa Andromedae. It represents the first new imaged exoplanet system in almost four years, has a mass about 13 times that of Jupiter and an orbit somewhat larger than Neptune's. The star around which the planet orbits has a mass 2.5 times that of the Sun, making it the highest mass star to ever host a directly observed planet.Mon, 19 Nov 2012 14:06:06 ESThttp://www.sciencedaily.com/releases/2012/11/121119140621.htmhttp://www.sciencedaily.com/releases/2012/11/121119140545.htm The structure of the universe and the laws that govern its growth may be more similar than previously thought to the structure and growth of the human brain and other complex networks, such as the Internet or a social network of trust relationships between people, according to a new article.Mon, 19 Nov 2012 14:05:05 ESThttp://www.sciencedaily.com/releases/2012/11/121119140545.htmhttp://www.sciencedaily.com/releases/2012/11/121119132311.htm Greenland's viking settlers, the Norse, disappeared suddenly and mysteriously from Greenland about 500 years ago. Natural disasters, climate change and the inability to adapt have all been proposed as theories to explain their disappearance. But now a Danish-Canadian research team has demonstrated the Norse society did not die out due to an inability to adapt to the Greenlandic diet: an isotopic analysis of their bones shows they ate plenty of seals.Mon, 19 Nov 2012 13:23:23 ESThttp://www.sciencedaily.com/releases/2012/11/121119132311.htmhttp://www.sciencedaily.com/releases/2012/11/121119132309.htm Hydrogen can easily dissolve and migrate within metals to make these otherwise ductile materials brittle and more prone to failures. Now, researchers have shown that the physics of hydrogen embrittlement may be rooted in how hydrogen modifies material behaviors at the nanoscale. Scientists have now presented a model that can accurately predict the occurrence of hydrogen embrittlement.Mon, 19 Nov 2012 13:23:23 ESThttp://www.sciencedaily.com/releases/2012/11/121119132309.htmhttp://www.sciencedaily.com/releases/2012/11/121119132305.htm Researchers have developed what they call a one-size-fits-all polymer system that can be fabricated and then specialized to perform healing functions ranging from fighting infection to wound healing.Mon, 19 Nov 2012 13:23:23 ESThttp://www.sciencedaily.com/releases/2012/11/121119132305.htmhttp://www.sciencedaily.com/releases/2012/11/121119132226.htm Many of the world's most unfamiliar species are just sitting around on museum shelves collecting dust. That's according to a new report showing that it takes more than 20 years on average before a species, newly collected, will be described.Mon, 19 Nov 2012 13:22:22 ESThttp://www.sciencedaily.com/releases/2012/11/121119132226.htmhttp://www.sciencedaily.com/releases/2012/11/121119114300.htm Researchers have identified a genetic factor that prevents blockages from forming in blood vessels, a discovery that could lead to new therapies for cardiovascular diseases. Researchers found that a shortage of the genetic factor KLF4, which regulates endothelial cells lining the interior of blood vessels, makes the lining more prone to the buildup of plaque and fat deposits. Further, the deficiency made the blood vessel more susceptible to clot formation.Mon, 19 Nov 2012 11:43:43 ESThttp://www.sciencedaily.com/releases/2012/11/121119114300.htmhttp://www.sciencedaily.com/releases/2012/11/121119114249.htm A new tool for neuroscientists delivers a thousand pinpricks of light to individual neurons in the brain. The new 3-D "light switch", created by biologists and engineers, could one day be used as a neural prosthesis that could treat conditions such as Parkinson's and epilepsy by using gene therapy to turn individual brain cells on and off with light.Mon, 19 Nov 2012 11:42:42 ESThttp://www.sciencedaily.com/releases/2012/11/121119114249.htmhttp://www.sciencedaily.com/releases/2012/11/121119104529.htm A new approach to invisibility cloaking may one day be used at sea to shield floating objects ? such as oil rigs and ships ? from rough waves. Unlike most other cloaking techniques that rely on transformation optics, this one is based on the influence of the ocean floor?s topography on the various ?layers? of ocean water. At the American Physical Society?s (APS) Division of Fluid Dynamics (DFD) meeting, being held November 18-20, 2012, in San Diego, Calif., Reza Alam, assistant professor of mechanical engineering at the University of California, Berkeley, will describe how the variation of density in ocean water can be used to cloak floating objects against incident surface waves.Mon, 19 Nov 2012 10:45:45 ESThttp://www.sciencedaily.com/releases/2012/11/121119104529.htmhttp://www.sciencedaily.com/releases/2012/11/121119104527.htm Sound waves are commonly used in applications ranging from ultrasound imaging to hyperthermia therapy, in which high temperatures are induced, for example, in tumors to destroy them. In 2010, researchers developed a nonlinear acoustic lens that can focus high-amplitude pressure pulses into compact ?sound bullets.? In that initial work, the scientists demonstrated how sound bullets form in solids. Now, they have done themselves one better, creating a device that can form and control those bullets in water.Mon, 19 Nov 2012 10:45:45 ESThttp://www.sciencedaily.com/releases/2012/11/121119104527.htmhttp://www.sciencedaily.com/releases/2012/11/121119104525.htm Owls have the uncanny ability to fly silently, relying on specialized plumage to reduce noise so they can hunt in acoustic stealth. Researchers are studying the owl?s wing structure to better understand how it mitigates noise so they can apply that information to the design of conventional aircraft.Mon, 19 Nov 2012 10:45:45 ESThttp://www.sciencedaily.com/releases/2012/11/121119104525.htmhttp://www.sciencedaily.com/releases/2012/11/121119104522.htm Mosquitos have the remarkable ability to fly in clear skies as well as in rain, shrugging off impacts from raindrops more than 50 times their body mass. But just like modern aircraft, mosquitos also are grounded when the fog thickens.Mon, 19 Nov 2012 10:45:45 ESThttp://www.sciencedaily.com/releases/2012/11/121119104522.htmhttp://www.sciencedaily.com/releases/2012/11/121119094627.htm Digging through nearly 10 years of data from billions of BaBar particle collisions, researchers found that certain particle types change into one another much more often in one way than they do in the other, a violation of time reversal symmetry and confirmation that some subatomic processes have a preferred direction of time.Mon, 19 Nov 2012 09:46:46 ESThttp://www.sciencedaily.com/releases/2012/11/121119094627.htmhttp://www.sciencedaily.com/releases/2012/11/121119094625.htm As a corporate responsibility consultant, one expert publicly criticized Apple's recent appointment of another man to an already all-male executive team. New research goes one step further, indicating that the number of women on a corporate board correlates with a firm's sustainability performance.Mon, 19 Nov 2012 09:46:46 ESThttp://www.sciencedaily.com/releases/2012/11/121119094625.htmhttp://www.sciencedaily.com/releases/2012/11/121119094512.htm Is there a link between the risk of breast cancer and the working environment? A new study provides further evidence on this previously neglected research topic, confirming that certain occupations do pose a higher risk of breast cancer than others, particularly those that expose the worker to potential carcinogens and endocrine disrupters.Mon, 19 Nov 2012 09:45:45 ESThttp://www.sciencedaily.com/releases/2012/11/121119094512.htmhttp://www.sciencedaily.com/releases/2012/11/121119094510.htm Can breast cancer cells? reaction to cancer drugs be predicted? The answer is yes. Researchers have developed a solution for predicting responses of breast cancer cells to a set of cancer drugs. The prediction is based on the genomic profiles of the cancer cells. Harnessing genomic profiles of cells in choosing the best treatment is considered the holy grail of personalized medicine.Mon, 19 Nov 2012 09:45:45 ESThttp://www.sciencedaily.com/releases/2012/11/121119094510.htmhttp://www.sciencedaily.com/releases/2012/11/121119093853.htm Scientists are pioneering a technique to predict when an ecosystem is likely to collapse, which may also have potential for foretelling crises in agriculture, fisheries or even social systems. The researchers have applied a mathematical model to a real world situation, the environmental collapse of a lake in China, to help prove a theory which suggests an ecosystem 'flickers,' or fluctuates dramatically between healthy and unhealthy states, shortly before its eventual collapse.Mon, 19 Nov 2012 09:38:38 ESThttp://www.sciencedaily.com/releases/2012/11/121119093853.htmhttp://www.sciencedaily.com/releases/2012/11/121119093846.htm Statistical analyses show that the world will be more peaceful in the future. In about 40 years only half as many countries will be in conflict. The decrease will be greatest in the Middle East, a statistical model suggests.Mon, 19 Nov 2012 09:38:38 ESThttp://www.sciencedaily.com/releases/2012/11/121119093846.htmhttp://www.sciencedaily.com/releases/2012/11/121119093654.htm Addiction to pain medication is creating new challenges for physicians. Would you believe -- hydrocodone was the most prescribed drug in America in 2011?Mon, 19 Nov 2012 09:36:36 ESThttp://www.sciencedaily.com/releases/2012/11/121119093654.htmhttp://www.sciencedaily.com/releases/2012/11/121118141528.htm Bioengineers have isolated the neurons that carry split-second decisions to act from the higher brain to the brain stem. In doing so, they have provided insight into the causes of severe brain disorders such as depression.Sun, 18 Nov 2012 14:15:15 ESThttp://www.sciencedaily.com/releases/2012/11/121118141528.htmhttp://www.sciencedaily.com/releases/2012/11/121118141524.htm The prevailing wisdom has been that every cell in the body contains identical DNA. However, a new study of stem cells derived from the skin has found that genetic variations are widespread in the body's tissues, a finding with profound implications for genetic screening.Sun, 18 Nov 2012 14:15:15 ESThttp://www.sciencedaily.com/releases/2012/11/121118141524.htmhttp://www.sciencedaily.com/releases/2012/11/121118141520.htm Researchers have designed the fastest, most accurate algorithm yet for brain-implantable prosthetic systems that can help disabled people maneuver computer cursors with their thoughts. The algorithm's speed, accuracy and natural movement approach those of a real arm, and the system avoids the long-term performance degradations of earlier technologies.Sun, 18 Nov 2012 14:15:15 ESThttp://www.sciencedaily.com/releases/2012/11/121118141520.htmhttp://www.sciencedaily.com/releases/2012/11/121118141516.htm In a breakthrough for nanotechnology and multiple sclerosis (MS), a biodegradable nanoparticle delivers an antigen that tricks the immune system and halts MS in mice. The approach, the first that doesn't suppress the immune system, is being tested in a clinical trial for MS patients, but with white blood cells delivering the antigen. The nanoparticle is an easier, cheaper option and can be used in other immune-related diseases including Type 1 diabetes, food and airway allergies.Sun, 18 Nov 2012 14:15:15 ESThttp://www.sciencedaily.com/releases/2012/11/121118141516.htmhttp://www.sciencedaily.com/releases/2012/11/121118141432.htm Geneticists, pediatricians, surgeons and epidemiologists have identified two areas of the human genome associated with the most common form of non-syndromic craniosynostosis premature closure of the bony plates of the skull.Sun, 18 Nov 2012 14:14:14 ESThttp://www.sciencedaily.com/releases/2012/11/121118141432.htmhttp://www.sciencedaily.com/releases/2012/11/121118141430.htm The?structure and processes of United Nations climate negotiations are "antiquated", unfair and obstruct attempts to reach agreements, according to new research.Sun, 18 Nov 2012 14:14:14 ESThttp://www.sciencedaily.com/releases/2012/11/121118141430.htmhttp://www.sciencedaily.com/releases/2012/11/121118141408.htm An eating disorders research team has developed a successful bulimia nervosa therapy that can provide patients an alternative for treating this debilitating disorder.Sun, 18 Nov 2012 14:14:14 ESThttp://www.sciencedaily.com/releases/2012/11/121118141408.htmhttp://www.sciencedaily.com/releases/2012/11/121118141406.htm A virtual reality test might do a better job than pencil-and-paper tests of predicting whether a cognitive impairment will have real-world consequences. The test uses a computer-game-like virtual world and asks volunteers to navigate their ways through tasks such as delivering packages or running errands around town.Sun, 18 Nov 2012 14:14:14 ESThttp://www.sciencedaily.com/releases/2012/11/121118141406.htmhttp://www.sciencedaily.com/releases/2012/11/121118141403.htm By fabricating graphene structures atop nanometer-scale ?steps? etched into silicon carbide, researchers have for the first time created a substantial electronic bandgap in the material suitable for room-temperature electronics.Sun, 18 Nov 2012 14:14:14 ESThttp://www.sciencedaily.com/releases/2012/11/121118141403.htmhttp://www.sciencedaily.com/releases/2012/11/121117184658.htm A new discovery concerning a fundamental understanding about how DNA works will produce a "180-degree change in focus" for researchers who study how gene packaging regulates gene activity, including genes that cause cancer and other diseases.Sat, 17 Nov 2012 18:46:46 ESThttp://www.sciencedaily.com/releases/2012/11/121117184658.htmhttp://www.sciencedaily.com/releases/2012/11/121117184654.htm Psychological factors can have as much -- or more -- impact on pediatric chest pain as physical ones, a new study found recently. Psychologists discovered pediatric patients diagnosed with non-cardiac chest pain have higher levels of anxiety and depression than patients diagnosed with innocent heart murmurs -- the noise of normal turbulent blood flow in a structurally normal heart.Sat, 17 Nov 2012 18:46:46 ESThttp://www.sciencedaily.com/releases/2012/11/121117184654.htmhttp://www.sciencedaily.com/releases/2012/11/121117184620.htm Young children who attend daycare on a regular basis are 50% more likely to be overweight compared to those who stayed at home with their parents, according to a new studySat, 17 Nov 2012 18:46:46 ESThttp://www.sciencedaily.com/releases/2012/11/121117184620.htmhttp://www.sciencedaily.com/releases/2012/11/121117184551.htm Scientific studies have suggested that a wandering mind indicates unhappiness, whereas a mind that is present in the moment indicates well-being.?Now, a preliminary study suggests a possible link between mind wandering and aging, by looking at a biological measure of longevity.Sat, 17 Nov 2012 18:45:45 ESThttp://www.sciencedaily.com/releases/2012/11/121117184551.htmhttp://www.sciencedaily.com/releases/2012/11/121117184545.htm Penguins that face the bitter cold and icy winds of Antarctica often huddle together in large groups for warmth during storms. Mathematicians have created a model that shows how the penguins share heat fairly in the huddle.Sat, 17 Nov 2012 18:45:45 ESThttp://www.sciencedaily.com/releases/2012/11/121117184545.htmhttp://www.sciencedaily.com/releases/2012/11/121117184543.htm Researchers analyzed the cerebral blood flow (CBF) of Brazilian mediums during the practice of psychography, described as a form of writing whereby a deceased person or spirit is believed to write through the medium?s hand. The new research revealed intriguing findings of decreased brain activity during mediumistic dissociative state which generated complex written contentSat, 17 Nov 2012 18:45:45 ESThttp://www.sciencedaily.com/releases/2012/11/121117184543.htmhttp://www.sciencedaily.com/releases/2012/11/121116161103.htm What started out as a project to teach undergraduate students about network analysis, turned into an in-depth study of whether it was possible to analyze a National Basketball Association basketball team's strategic interactions as a network.Researchers discovered it is possible to quantify both a team's cohesion and communication structure.Fri, 16 Nov 2012 16:11:11 ESThttp://www.sciencedaily.com/releases/2012/11/121116161103.htm

Source: http://www.sciencedaily.com/rss/most_popular.xml

fast times at ridgemont high fast times at ridgemont high soylent green phil davis george st pierre aldon smith friday night lights