Faces that distract from actions
2014-12-15
The sudden appearance of a face within our visual field can affect the motor action accompanying a gesture even if the face is totally unrelated to what we are doing and even if we try to ignore it. At one condition, though: the face must display an emotionally significant expression. A study conducted by scientists of the International School for Advanced Studies in Trieste, and just published in Psychonomic Bullettin & Review, describes the phenomenon in detail.
Many are the things that can influence our actions at the motor level. Among them, a particularly effective ...
New colorectal cancer risk factor identified
2014-12-15
New Rochelle, NY, December 15, 2014-Adiponectin, a collagen-like protein secreted by fat cells, derives from the ADIPOQ gene. Variations in this gene may increase risk for type 2 diabetes, cardiovascular disease, and various cancers. A new study that links specific variations in the ADIPOQ gene to either higher or lower colorectal cancer risk is published in Genetic Testing and Molecular Biomarkers, a peer-reviewed journal from Mary Ann Liebert, Inc., publishers. The article is available on the Genetic Testing and Molecular Biomarkers website until January 11, 2014.
Xin ...
Aflibercept in diabetic macular oedema: Added benefit not proven
2014-12-15
Since August 2014, aflibercept (trade name Eylea) has been available also for patients with visual impairment due to diabetic macular oedema (DMO). The German Institute for Quality and Efficiency in Health Care (IQWiG) examined in a dossier assessment whether this drug offers an added benefit over the appropriate comparator therapy.
According to the findings, an added benefit in this therapeutic indication is not proven: The data showed no relevant differences between the treatment groups for patients in whom the fovea centralis is also affected. The drug manufacturer ...
Squid supplies blueprint for printable thermoplastics
2014-12-15
Squid, what is it good for? You can eat it and you can make ink or dye from it, and now a Penn State team of researchers is using it to make a thermoplastic that can be used in 3-D printing.
"Most of the companies looking into this type of material have focused on synthetic plastics," said Melik C. Demirel, professor of engineering science and mechanics. "Synthetic plastics are not rapidly deployable for field applications, and more importantly, they are not eco-friendly."
Demirel and his team looked at the protein complex that exists in the squid ring teeth (SRT). ...
Do you speak cow? Researchers listen in on 'conversations' between cattle
2014-12-15
The team from The University of Nottingham and Queen Mary University of London, spent ten months studying to the ways cows communicate with their young, carefully examining acoustic indicators of identity and age.
They identified two distinct maternal 'calls'. When cows were close to their calves, they communicated with them using low frequency calls. When they were separated - out of visual contact - their calls were louder and at a much higher frequency.
Calves called out to their mothers when they wanted to start suckling. And all three types of calls were individualised ...
War metaphors for cancer hurt certain prevention behaviors
2014-12-15
ANN ARBOR--It's not unusual for people to use war metaphors such as "fight" and "battle" when trying to motivate patients with cancer.
But a new University of Michigan study indicates that using those words can have an unintended negative effect.
David Hauser, a U-M doctoral student in psychology, and colleague Norbert Schwarz of the University of Southern California, found in three studies that exposure to metaphoric language relating cancer to an enemy significantly lessens the extent to which people consider cancer-prevention behaviors.
"Hearing metaphoric utterances ...
Potential new tool for cervical cancer detection and diagnosis
2014-12-15
WASHINGTON D.C., Dec. 15, 2014--Cervical cancer is, in many ways, a shining example of how successful the war on cancer can be. Thanks largely to the advent of Pap smear screening, U.S. cervical cancer deaths decreased dramatically, by more than 60 percent, between 1955 and 1992. In the last two decades, better treatment outcomes and more powerful imaging techniques have steadily pushed 5-year survival rates ever higher. The latest weapons in modern medicine's arsenal are two new vaccines that were recently approved by the U.S. Food and Drug Administration for preventing ...
Mobile radio passive radar makes harbors safer
2014-12-15
Airports are now subject to careful security surveillance, but many coastal towns and ports are not; they often lack radar installations to keep track of small boats, meaning terrorists could easily use speedboats to approach the coastline and bring explosives on land. Now, researchers at the Fraunhofer Institute for Communication, Information Processing and Ergonomics FKIE in Bonn developed a passive surveillance system for littoral regions based on mobile radio illumination called Passive Coherent Location (PCL). It passively employs the continuous radio signals emitted ...
New floor covering can lead to breathing problems in babies
2014-12-15
Leipzig. New flooring in the living environment of pregnant women significantly increases the risk of infants to suffer from respiratory diseases in their first year of life. This is the result of a study carried out by the Helmholtz Centre for Environmental Research (UFZ) and the "St Georg" Municipal Hospital, which demonstrates that exposure to volatile organic compounds in the months before and after birth induces breathing problems in early childhood . The scientists therefore recommend that redecoration should be avoided during pregnancy or in the first year of children's ...
Skipping meals increases children's obesity and cardiometabolic risk
2014-12-15
Children who skip main meals are more likely to have excess body fat and an increased cardiometabolic risk already at the age of 6 to 8 years, according to a Finnish study. A higher consumption of sugary drinks, red meat and low-fat margarine and a lower consumption of vegetable oil are also related to a higher cardiometabolic risk. "The more of these factors are present, the higher the risk," says Ms Aino-Maija Eloranta, MHSc, who presented the results in her doctoral thesis at the University of Eastern Finland.
The dietary habits, eating behaviour and dietary determinants ...
Less than half of parents think their 18-year-olds can make a doctors appointment
2014-12-15
ANN ARBOR, Mich. - Most parents agree their children should be ready to move out of the pediatrician's office into adult-focused care by age 18 - but just 30 percent actually make that transition by that age, according to the University of Michigan C.S. Mott Children's Hospital National Poll on Children's Health.
As health care becomes more complex, it's difficult for teens to shift from relying on their parents to taking on their own health care needs.
The C.S. Mott National Poll on Children's Health asked a national sample of parents of adolescents and young adults ...
Climate change could leave cities more in the dark
2014-12-15
Cities like Miami are all too familiar with hurricane-related power outages. But a Johns Hopkins University analysis finds climate change will give other major metro areas a lot to worry about in future storms.
Johns Hopkins engineers created a computer model to predict the increasing vulnerability to hurricanes of power grids in major cities on or relatively near the Atlantic and Gulf coasts. They factored historic hurricane information in with plausible scenarios for future storm behavior, given a global rise in average temperatures. With that data, the team could pinpoint ...
Mathematicians prove the Umbral Moonshine Conjecture
2014-12-15
Monstrous moonshine, a quirky pattern of the monster group in theoretical math, has a shadow - umbral moonshine. Mathematicians have now proved this insight, known as the Umbral Moonshine Conjecture, offering a formula with potential applications for everything from number theory to geometry to quantum physics.
"We've transformed the statement of the conjecture into something you could test, a finite calculation, and the conjecture proved to be true," says Ken Ono, a mathematician at Emory University. "Umbral moonshine has created a lot of excitement in the world of math ...
If cells can't move ... cancer can't grow
2014-12-15
By blocking a widespread enzyme, Centenary researchers have shown they can slow down the movement of cells and potentially stop tumours from spreading and growing.
Using a new super-resolution microscope they've been able to see single molecules of the enzyme at work in a liver cancer cell line. Then they've used confocal microscopes to see how disrupting the enzyme slows down living cancer cells.
The enzyme is DPP9 (dipeptidyl peptidase 9) which the researchers at the Centenary Institute and the Sydney Medical School were first to discover and clone, in 1999. Ever ...
NASA's watches Tropical Cyclone Bakung over open ocean
2014-12-15
Tropical Cyclone Bakung is moving in a westerly direction over the open waters of the Southern Indian Ocean and NASA's Aqua satellite captured an image of the sea storm.
Aqua passed over Bakung on Dec. 12 at 07:35 UTC (2:35 a.m. EST) and the MODIS instrument aboard took a visible image of the storm. The image showed that deeper convection (stronger currents of rising air that form the thunderstorms that make up the tropical cyclone) was occurring around the low-level center of circulation, so the center was not apparent in the MODIS imagery. The bulk of the clouds associated ...
Stanford professor discusses techniques for minimizing environmental impacts of fracking
2014-12-15
Natural gas from hydraulic fracturing generates income and, done well, can reduce greenhouse gas emissions, air pollution and water use compared to coal and even nuclear energy. However, widespread use of natural gas from fracking could slow the adoption of wind, solar and other renewables and, done poorly, release toxic chemicals into the environment.
Robert Jackson, the Kevin and Michelle Douglas Professor of Environment and Energy at the Stanford School of Earth Sciences, will discuss how to minimize the water and air impacts of fracking and other unconventional energy-extraction ...
Stanford professor discusses benefits and costs of forest carbon projects
2014-12-15
Recent international climate talks have focused on the potential of reforestation and afforestation - planting trees in an area where there was no forest previously - to slow global warming. Increasingly, though, science is showing that planting more trees and increasing forest conservation can provide benefits beyond carbon storage, and that carbon-centric accounting is, in many cases, insufficient for climate mitigation policies.
Robert Jackson, the Kevin and Michelle Douglas Professor of Environment and Energy at the Stanford School of Earth Sciences, will discuss ...
Stanford scientist examines ways to put stormwater to use in big cities
2014-12-15
Runoff from rainstorms in big cities can represent both threats and opportunities. Too much runoff in the wrong places causes flooding. Too little rainwater in the right places leads to dried-up creeks and rivers. Water that washes up pollution from city streets can dirty downstream watersheds. Figuring out the best solutions to these problems requires lots of data - data that are easy to get in highly developed countries, but much scarcer in others.
On Dec. 15 at the American Geophysical Union Fall Meeting in San Francisco, Perrine Hamel, a postdoctoral scholar with ...
Stanford scientists identify mechanism that accelerated the 2011 Japan earthquake
2014-12-15
Stanford scientists have found evidence that sections of the fault responsible for the 9.0 magnitude Tohoku earthquake that devastated northern Japan in 2011 were relieving seismic stress at a gradually accelerating rate for years before the quake.
This "decoupling" process, in which the edges of two tectonic plates that are frictionally locked together slowly became unstuck, transferred stress to adjacent sections that were still locked. As a result, the quake, which was the most powerful ever recorded to hit Japan, may have occurred earlier than it might have otherwise, ...
Fraud-proof credit cards possible with quantum physics
2014-12-15
WASHINGTON, Dec. 15, 2014--Credit card fraud and identify theft are serious problems for consumers and industries. Though corporations and individuals work to improve safeguards, it has become increasingly difficult to protect financial data and personal information from criminal activity. Fortunately, new insights into quantum physics may soon offer a solution.
As reported in The Optical Society's (OSA) new high-impact journal Optica, a team of researchers from the Netherlands has harnessed the power of quantum mechanics to create a fraud-proof method for authenticating ...
New research is a rare study of fake pot use among college students
2014-12-15
A survey of more than 300 college students reveals that college students who use "fake weed" or synthetic THC are most likely to have tried the drug because they were curious. Rebecca Vidourek, a University of Cincinnati assistant professor of health promotion and assistant director of the Center for Prevention Science; Keith King, a UC professor of health promotion and director of the Center for Prevention Science; and Michelle Burbage, a graduate student and graduate assistant for UC's Health Promotion and Education Program, published their findings in the current issue ...
Current practices in reporting on behavioural genetics can mislead the public
2014-12-15
This news release is available in French. "Media reports about behavioural genetics unintentionally induce unfounded beliefs, therefore going against the educational purpose of scientific reporting," writes the University of Montreal's Alexandre Morin-Chassé, following his study of 1,500 Americans. "Among other things, we wanted to know if the public understood (or misunderstood) popular science articles about a new research field, genopolitics, and whether this popularization indeed helped people have an informed opinion on human genetics," Morin-Chassé explained.
The ...
Show us how you play and it may tell us who you are
2014-12-15
This news release is available in German. The ways animals play with inedible objects may be precursors of functional behaviors such as tool use and goal directed object manipulation. For these reasons, species of high technical intelligence are also expected to play intensely with inanimate objects when no obvious goal is pursued. Within object play, combinatory actions are considered a particularly informative trait in animals as well as human infants: Children start bashing two objects together when they are about 8 months old, at 10 months, they combine toys with ...
A 2-minute delay in cutting the umbilical cord leads to a better development of newborns
2014-12-15
A study conducted by University of Granada scientists (from the Physiology, Obstetrics and Gynaecology Departments) and from the San Cecilio Clinical Hospital (Granada) has demonstrated that delaying the cutting of the umbilical cord in newborns by two minutes leads to a better development of the baby during the first days of life.
This multidisciplinary work, published in the prestigious journal Pediatrics reveals that the time in cutting the umbilical cord (also called umbilical cord clampling) influences the resistance to oxidative stress in newborns.
For this research, ...
Live images from inside materials
2014-12-15
In medicine, X-rays provide high-resolution images of our insides to help doctors make a definitive diagnosis. Industry uses X-rays, too - as a reliable, non-destructive way of seeing what's hidden on inside materials and components and to check for cracks or irregularities. However industry additionally draws upon different technologies that are not used in the medical field. Whereas medical X-ray machines have been specifically designed for human test subjects, industrial X-ray machines are used to analyze objects that vary much more in their size and material composition. ...
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