Last update Pendulum swings back on 350-year-old mathematical mystery, Jun 10, 2013
(Phys.org) —A 350-year-old mathematical mystery could lead toward a better understanding of medical conditions like epilepsy or even the behavior of predator-prey systems in the wild, University of Pittsburgh researchers ...
Jun 10, 2013
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(Phys.org) —In a Perspective in Science magazine this week, a Stanford Professor of Statistics re-examines Bayes' Theorem, its varying fortunes over the two-and-a-half centuries since it was proposed, and ...
Jun 07, 2013
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In our daily lives, clutter is something that gets in our way, something that makes it harder for us to accomplish things. For doctors and scientists trying to parse mountains of raw biological data, clutter is more than ...
Jun 06, 2013
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A Texas banker is upping the ante to $1 million for whoever solves a tricky problem that's been dogging mathematicians since the 1980s.
Jun 04, 2013
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The first few hours to days following exposure to human immunodeficiency virus (HIV) can be of critical importance in determining if infection occurs in a patient. But the low numbers of viruses and infected cells at this ...
May 31, 2013
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Recurrent infection is a common feature of persistent viral diseases. It includes episodes of high viral production interspersed by periods of relative quiescence. These quiescent or silent stages are hard ...
May 31, 2013
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After analysing football league players over nine seasons, from 2000 to 2009, Spanish researchers have come up with a mathematical method for estimating the goal-scoring performance of each player. According ...
May 29, 2013
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Entanglement is a property in quantum mechanics that seemed so unbelievable and so lacking in detail that, 66 years ago this spring, Einstein called it "spooky action at a distance." But a mathematician at Case Western Reserve ...
May 28, 2013
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General theory of meromorphic functions in the complex plane began in the nineteenth century, when E. Picard proved his famous 'Picard's little theorem'. Then, in the 1920s, R. Nevanlinna created the modern ...
May 28, 2013
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Differences divide us. Human society fractures along lines defined by politics, religion, ethnicity, and perhaps most fundamentally, language. Although these differences contribute to the great variety of ...
May 17, 2013
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The answer is yes, according to a paper in the SIAM Journal on Discrete Mathematics. In a paper published in the journal last month, authors Anthony Bonato, Dieter Mitsche, and Pawel Pralat describe a mathematical model ...
May 16, 2013
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(Phys.org) —Mathematician Yitang Zhang of the University of New Hampshire, appears to have taken a major step in solving the twin prime conjecture. He's come up with a mathematical proof that shows that ...
May 15, 2013
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Bubble baths and soapy dishwater, the refreshing head on a beer and the luscious froth on a cappuccino. All are foams, beautiful yet ephemeral as the bubbles pop one by one.
May 09, 2013
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Uncertainty issues are paramount in the assessment of risks posed by natural hazards and in developing strategies to alleviate their consequences.
Apr 30, 2013
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Kenneth Appel, a mathematician who was the first to use a computer to prove a century-old major mathematical theorem, has died at age 80 in Dover, N.H.
Apr 29, 2013
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People have always yearned to see into the future, to peek around the corner and make sense of what's going on, according to author and mathematician David Orrell. But predicting the future is difficult. ...
Apr 26, 2013
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Quiz: This beautiful mind was promoting game theory long before Cold War think tanks used mathematics to understand strategic maneuvering. Plotting, as a result, has never been the same.
Apr 23, 2013
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Two Spanish scientists have designed an equation that provides a highly accurate estimate of an individual's speed based on stride length. They used data from professional athletes and walking and running ...
Apr 22, 2013
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Professor Mikko Alava and undergraduate Tuomo Hartonen of Aalto University Department of Applied Physics have modelled the work processes and human decision making in scientific peer review with the help of statistical physics. ...
Apr 22, 2013
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(Phys.org)—If you were to wander the halls of a courthouse during a murder trail, could you predict the verdict from the conversations you would overhear? And what would be the smallest amount of information ...
Apr 17, 2013
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(Phys.org) —A new mathematical analysis of Twitter messages has shown that happiness indicators increase logarithmically with distance from home, and that people who move around more are likely to be happier ...
Apr 12, 2013
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I once made the mistake of asking a mathematician why he devoted his whole life to maths. "Because it's fun!" he replied wildly, his flabby cheeks beaming with childlike excitement.
Apr 10, 2013
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A couple of days ago on The Conversation, I set myself up with a task: to defend the usefulness of so-called "useless" maths. Today, that defence continues, with a look at the RSA algorithm.
Apr 10, 2013
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Computational models of the human heart can be very useful in studying not just the basic mechanisms of heart function, but also to analyze the heart in a diseased state, and come up with methods for diagnosis and therapy.
Apr 10, 2013
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(Phys.org) —Charles Radin a mathematical physicist with the University of Texas and one of his former student's David Aristoff, have built a 2D model material made of disks to represent atoms. In their ...
Apr 08, 2013
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(Phys.org) —Ants have long been known to choose the shortest of several routes to a food source, but what happens when the shortest route is not the fastest? This situation can occur, for example, when ...
(Phys.org) —It looks like 2013 will be a thrilling season for baseball fans as four of the six divisions can be expected to deliver tight races, says baseball guru NJIT Associate Professor and Associate Dean Bruce Bukiet. ...
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Recent research has shown that cancer cells have a much different – and more complex – metabolism than normal cells. Now, scientists at The University of Texas at Dallas have found that exploiting these differences might ...
Scientists at the University of Alaska Fairbanks identified a new tool that can dramatically improve the notoriously inaccurate surveys of what and how much an individual eats and drinks. Their research is ...
A new commercial venture, using technology developed at Case Western Reserve University's College of Arts and Sciences and Case School of Engineering, has made available avatars—virtual patients—to train speech-language ...
(HealthDay)—The rate of complications, length of stay, and costs associated with surgery for lumbar spinal stenosis differ for African-American patients compared with white patients, according to research ...
(Phys.org) —On July 19, 2013, NASA's Cassini spacecraft will be turned to image Saturn and its entire ring system during a total eclipse of the sun, as it has done twice before during its previous 9 years ...
Corporate raider Carl Icahn revamped his proposal Tuesday for embattled computer company Dell, calling for a big share buyback in a plan which would keep the company public.
Researchers have discovered and mapped the signaling network between two previously unconnected proteins, exposing a link that, if broken, could cut off cancer cell growth at its starting point.
Scientists are expecting a very large "dead zone" in the Gulf of Mexico and a smaller than average hypoxic level in the Chesapeake Bay this year, based on several NOAA-supported forecast models.
It's not a hacker lab. At Brandeis University, sophisticated computational models and advances in graphical processing units are helping scientists understand the complex interplay between genomic data, virus structure and ...
Among patients with suspected stage I/II pulmonary sarcoidosis who were undergoing confirmation of the condition via tissue sampling, the use of the procedure known as endosonographic nodal aspiration compared with bronchoscopic ...
When Georgia Tech opens the doors to the Georgia Dome next month as the host institution for the 2013 Final Four, expect third-seeded Florida to walk out as the national champion. That's the prediction from ...
Belgian-born Pierre Deligne has won this year's $1-million Abel Prize in mathematics for his contributions to algebraic geometry and their "transformative impact on number theory, representation theory and ...
A team of Spanish and Argentinean researchers have verified that the distribution of the inhabitants in each Spanish province evolves in accordance with the maximum entropy principle in the field of physics. ...
For many of us, maple syrup is an essential part of breakfast—a staple accompaniment to pancakes and waffles—but rarely do we think about the complicated and little-understood physiological aspects of syrup production. ...
(Phys.org) —A small team of computer scientists from Taiwan, the U.S. and China has developed an algorithm that aids a desire to manipulate an unknown social network user into accepting a friend request. ...
Fermat's Last Theorem—the idea that a certain simple equation had no solutions— went unsolved for nearly 350 years until Oxford mathematician Andrew Wiles created a proof in 1995. Now, Case Western Reserve University's ...
When a field-goal kicker lines up for an attempt in a football game, television viewers will typically be presented with the kicker's record from that distance—on all attempts from 40 to 49 yards, for instance. ...
(Phys.org)—When physics graduate student Jesse Silverberg took his girlfriend to a heavy metal concert, he didn't dive into the mosh pit as usual. He hung back and observed that humans act like particles, ...
The majority of children at risk of type 1 diabetes who developed 2 or more diabetes-related autoantibodies developed type 1 diabetes within 15 years, findings that highlight the need for research into finding interventions ...
Among children with juvenile idiopathic arthritis (JIA) who had undergone primary immunization, the use of a measles-mumps-rubella (MMR) booster compared with no booster did not result in worse JIA disease activity, according ...
Magnetic resonance imaging (MRI) at the site of injection of a contaminated lot of a steroid drug to treat symptoms such as back pain resulted in earlier identification of patients with probable or confirmed fungal spinal ...
In a study that included nearly 60,000 patients with acute ischemic stroke, thrombolytic treatment (to help dissolve a blood clot) that was started more rapidly after symptom onset was associated with reduced in-hospital ...
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Poland could delay building its first nuclear power plants as natural gas, including shale gas, becomes less costly, the prime minister of the central European heavyweight said Tuesday.
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Is the US Tea Party movement a racial backlash against President Obama? A new study by Angie Maxwell from the University of Arkansas, and Wayne Parent from Louisiana State University, assesses whether racial attitudes are ...
Swainson' s Thrushes, from a local population near Bolinas, CA spend their winters together in Mexico, according to a new tracking study released by Point Blue Conservation Science, (Point Blue, formerly ...
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(Phys.org) —Two research teams working independently at two different particle accelerators have found evidence of what appears to be a four-quark particle that has come to be called Zc(3900). Both teams ...
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Using a grown-up version of the rock-paper-scissors game, Indiana University cognitive scientists offer a new theory of the group dynamics that arise in situations as varied as cycles of fashion, fluctuations of financial ...
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(Phys.org)—Curtis Cooper, professor of math and computer science at the University of Central Missouri, has discovered the largest prime number to date, it's 257,885,161 – 1. It has 17 million digits and is also a Mersenne prime (a prime number defined by the equation N=2n-1, ...
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(Phys.org) —Artifacts from the Middle Stone Age, which lasted from about 200,000 to 50,000 years ago, provide us with the earliest glimpses of modern human art and culture. Previously, scientists thought ...
(Phys.org) —Researchers at a SLAC/Stanford institute have made the first direct images of electrical currents flowing along the edges of a topological insulator – a recently discovered state of matter ...
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