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  • Lead in teeth can tell a body's tale, study finds

    31 July 2014, 11:09 am

    Your teeth can tell stories about you, and not just that you always forget to floss. The discovery could help police solve cold cases, an investigator has said. For instance, if an unidentified decomposed body is found, testing the lead in the teeth could…
  • Hubble shows farthest lensing galaxy yields clues to early universe

    31 July 2014, 11:09 am

    Astronomers have unexpectedly discovered the most distant galaxy that acts as a cosmic magnifying glass. Seen in a new image as it looked 9.6 billion years ago, this monster elliptical galaxy breaks the previous record holder by 200 million years.
  • Pervasive implicit hierarchies for race, religion, age revealed by study

    31 July 2014, 10:25 am

    As much as social equality is advocated in the United States, a new study suggests that besides evaluating their own race and religion most favorably, people share implicit hierarchies for racial, religious, and age groups that may be different from their…
  • Effect of loud noises on brain revealed in study

    31 July 2014, 10:25 am

    Prolonged exposure to loud noise alters how the brain processes speech, potentially increasing the difficulty in distinguishing speech sounds, according to neuroscientists. Exposure to intensely loud sounds leads to permanent damage of the hair cells, which…
  • Monoamine oxidase A: Biomarker for postpartum depression

    31 July 2014, 10:25 am

    Postpartum mood swings are correlated with high monoamine oxidase A binding, a study shows. For most women, the birth of their baby is one of the most strenuous but also happiest days in their lives. The vast majority of women experience a temporary drop in…
  • Fossils could be discovered on the moon: Signs of ancient life may be littered across the moon

    31 July 2014, 10:10 am

    Physicists have tested what would happen if a piece of rock containing microscopic fossils from Earth was launched into space and hit the surface of the moon. The team turned fossil-filled rock into powder which was mixed with water and frozen to replicate a…
  • Gulf oil spill researcher: Bacteria ate some toxins, but worst remain, research finds

    31 July 2014, 9:53 am

    Bacteria in the Gulf of Mexico consumed many of the toxic components of the oil released during the Deepwater Horizon spill in the months after the spill, but not the most toxic contaminants, new research has found.
  • Brother of Hibiscus flower is found alive and well on Maui, Hawaii

    31 July 2014, 9:53 am

    Most people are familiar with Hibiscus flowers -- they are an iconic symbol of tropical resorts worldwide where they are commonly planted in the landscape. Only a few, however, are aware of an equally beautiful and highly endangered related group of plants…
  • Congressional rift over environment influences public

    31 July 2014, 9:53 am

    American citizens are increasingly divided over the issue of environmental protection and seem to be taking their cue primarily from Congress, finds new research. The gap between conservatives who oppose environmental protection and liberals who support it has…
  • Breakthrough in understanding of important blood protein

    31 July 2014, 9:51 am

    A previously unknown protein mechanism has now been described by new research. This provides an exceptionally detailed understanding of how nature works, and it can also provide the ability to control nature -- in this case, it is about how coagulated blood…
  • Numerous unknown jets from young stars and planetary nebulae discovered

    31 July 2014, 9:51 am

    Preliminary research findings have identified hundreds of so far unknown jets from young stars, as well as numerous new planetary nebulae in the Galactic Plane.
  • Singing the same tune: Scientists develop novel ways of separating birdsong sources

    31 July 2014, 9:51 am

    A new study could greatly improve current methods of localizing birdsong data. The study demonstrates the validity of using approximate maximum likelihood (AML) algorithms to determine the direction of arrival (DOA) of birdsong sources.
  • Chemists demonstrate 'brick-and-mortar' assembly of new molecular structures

    31 July 2014, 9:50 am

    Chemists have described the self-assembly of large, symmetrical molecules in bricks-and-mortar fashion, a development with potential value for the field of organic electronic devices such as field-effect transistors and photovoltaic cells.
  • Boat noise impacts development, survival of sea hares

    31 July 2014, 9:50 am

    The development and survival of an important group of marine invertebrates known as sea hares is under threat from increasing boat noise in the world's oceans, according to a new study. Sea hares usually hatch from their eggs to swim away and later feed on…
  • Consumers can save money on their electricity bills and negotiate better deals by joining forces

    31 July 2014, 9:50 am

    Consumers can save money on their electricity bills and negotiate better deals by joining forces with similar groups of customers to switch energy suppliers, according to new research.
  • Comfortable climate indoors with porous glass incorporated into plaster

    31 July 2014, 9:47 am

    Proper humidity and temperature play a key role in indoor climate. In the future, establishing a comfortable indoor environment may rely on porous glass incorporated into plaster, as this regulates moisture particularly well and keeps mold at bay.
  • Charging electric cars efficiently with inductive method

    31 July 2014, 9:47 am

    We already charge our toothbrushes and cellphones using contactless technology. Researchers have developed a particularly efficient and cost-effective method that means electric cars could soon follow suit.
  • Giving emotions to virtual characters

    31 July 2014, 9:46 am

    Researchers were able to simulate human facial expressions in virtual characters and use them in order to create better environments within a virtual communication.
  • Key to aging immune system: Discovery of DNA replication problem

    31 July 2014, 9:44 am

    The immune system ages and weakens with time, making the elderly prone to life-threatening infection and other maladies, and scientists have now discovered a reason why.
  • Children and hot cars a cause for deadly concern

    31 July 2014, 9:44 am

    Nearly 700 children have lost their lives over the last 20 years in the United States as a result of being left in or playing in a hot car. At last count, the total in the U.S. this year is 18.
  • Bees able to spot which flowers offer best rewards before landing

    30 July 2014, 8:37 pm

    Bumblebees are able to connect differences in pollen quality with floral features, like petal color, and so land only on the flowers that offer the best rewards, according to a new study.
  • How black truffles deal with jumpers in their genome

    30 July 2014, 8:37 pm

    Black truffles, also known as PĂ©rigord truffles, have a syrupy sweet flavor and are highly prized in haute cuisine. They are fungi that grow on the roots of oak and hazelnut trees, and are the second most expensive truffle species. The black truffle uses…
  • Otzi Iceman had genetic predisposition for atherosclerosis: Much the same in ancient peoples as it…

    30 July 2014, 8:37 pm

    While prevalence and types of risk factors for atherosclerosis have varied over time from ancient times to modern society -- such as levels of obesity, physical activity -- genetic predisposition/risk for the condition today appears to be very similar to that…
  • Benefits of e-cigarettes outweigh harms, current evidence suggests

    30 July 2014, 8:36 pm

    A major scientific review of available research on the use, content, and safety of e-cigarettes has concluded that -- although long-term health effects of e-cigarette use are unknown -- compared with conventional cigarettes they are likely to be much less…
  • How can Britain be made more creative?

    30 July 2014, 8:35 pm

    The secret of creativity is not individual genius so much as in the interactions between artists, their peers and their audience, an author says, adding that "people can be made more creative ... through education and through encouragement for the…
  • Over 80% of patients undergoing interventions for aortic stenosis are in same or better health one…

    30 July 2014, 8:35 pm

    A survey of 13,860 patients who had undergone interventions for aortic valve disease in Germany has revealed that over 80% were in the same or a better state of health one year after the intervention, and was satisfied with the procedural outcome. Aortic…
  • Mechanism promoting multiple DNA mutations described by scientists

    30 July 2014, 5:31 pm

    Recent studies have shown that cancer development frequently involves the formation of multiple mutations that arise simultaneously and in close proximity to each other. These groups of clustered mutations are frequently found in regions where chromosomal…
  • Classic Lewis Carroll character inspires new ecological model

    30 July 2014, 4:16 pm

    Inspired by the Red Queen in Lewis Carroll's Through the Looking Glass, researchers have improved a 35-year-old ecology model to better understand how species evolve over decades to millions of years. The new model, called a mean field model for competition,…
  • Diverticulitis patients reveal psychological, physical symptoms long after acute attacks

    30 July 2014, 4:15 pm

    Patients were interviewed by a research team in great detail about the symptoms they experience weeks, months or even years after an acute diverticulitis attack. Their striking findings add to growing evidence that, for some patients, diverticulitis goes…
  • Pesticide DDT linked to slow metabolism, obesity and diabetes, mouse study finds

    30 July 2014, 3:17 pm

    A new study in mice is the first to show that developmental exposure to DDT increases the risk of females later developing metabolic syndrome -- a cluster of conditions that include increased body fat, blood glucose, and cholesterol.

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