Kids have skewed view of gender segregation Children believe the world is far more segregated by gender than it actually is, implies a new study led by a Michigan State University scholar. Jennifer Watling Neal and colleagues examined classroom friendships in five ...

Many men start testosterone therapy without clear medical need Study finds increased testing among men with normal hormone levels Chevy Chase, MD—Although testosterone use has sharply increased among older men in the past decade, many patients appear to have ...

Lions are critically endangered in West Africa New York, NY – A report published today concludes that the African lion is facing extinction across the entire West African region. The West African lion once ranged continuously from Senegal to Nigeria, but the new paper reveals ...

Acid mine drainage reduces radioactivity in fracking waste 2 wrongs could make a right in mining wastewater DURHAM, NC -- Much of the naturally occurring radioactivity in fracking wastewater might be removed by blending it with another wastewater from acid mine drainage, according ...

When charitable acts are 'tainted' by personal gain We tend to perceive a person's charitable efforts as less moral if the do-gooder reaps a reward from the effort, according to new research. This phenomenon — which researchers call ...

A powerful technique to further understanding of RNA Qi Zhang sees himself as a warrior. In his lab at the University of North Carolina at Chapel Hill, he wages war on genetic diseases such as cancer and heart disease on a battlefield measured ...

Extraordinary sensors pushed to their boundaries A new step is being taken in the development of ultra-stable sensors of small forces Last year, Tobias Kippenberg and his team from the Laboratory of Photonics and Quantum Measurements ...

Funding problems threaten US disaster preparedness A study by researchers at the George Washington University, the University of Southern California, and the Cabarrus Health Alliance lists seven recommendations to enhance preparedness for public health emergencies ...

Iconic Australasian trees found as fossils in South America Today in Australia they call it Kauri, in Asia they call it Dammar, and in South America it does not exist at all unless planted there; but 52 million years ago the giant coniferous evergreen tree known to botanists ...

Unravelling the web of a cosmic creeply-crawly This new Hubble image is the best-ever view of a cosmic creepy-crawly known as the Tarantula Nebula, a region full of star clusters, glowing gas, and dark dust. Astronomers are exploring and mapping ...

A galaxy with 2 hearts This new Hubble image shows the spiral galaxy Messier 83, otherwise known as the Southern Pinwheel Galaxy. One of the largest and closest barred spirals to us, this galaxy is dramatic and mysterious; it has hosted a large number ...

Inappropriate antibiotic use in emergency rooms not decreasing in adults An analysis of emergency room (ER)visits over a 10-year period finds that while inappropriate antibiotic use is decreasing in pediatric settings, it continues to remain a problem in adults, ...

New study: US power plant emissions down Power plants that use natural gas and a new technology to squeeze more energy from the fuel release far less of the greenhouse gas carbon dioxide than coal-fired power plants do, according to a new analysis accepted ...

Scientists uncover new target for brain cancer treatment A new study is giving researchers hope that novel targeted therapies can be developed for glioblastoma multiforme (GBM), the most common and most aggressive form of brain cancer, after demonstrating for ...

Remission from depression much slower in adults who were abused in childhood TORONTO, ON – Remission from depression is delayed in adults who have experienced childhood physical abuse or parental addictions, a new study by University of Toronto researchers has found. ...

Improved regulations to protect human research subjects would reduce burden on IRBs while better protecting study participants WASHINGTON – Proposed updates to federal regulations that protect human research subjects need additional clarification when applied to the ...

Minimalistic raiding parties of a slave-hunting ant crack castles A group of scientists from the University of Mainz and the Senckenberg Museum of Natural History Goerlitz, headed by Susanne Foitzik and Bernhard Seifert, recently described a new slave-making ant ...

Researchers find comparable long-term outcomes between diastolic and systolic heart failure patients (Boston) – A new study by researchers at Boston University School of Medicine (BUSM) and Boston Medical Center (BMC) found comparable long-term outcomes ...

Genetic testing to produce more offspring Scientists discover cause of infertility in cattle The Fleckvieh is a breed of cattle that originated in the Alpine region. A robust animal, it is now found on every continent, with an estimated worldwide ...

Minorities and poor have more advanced thyroid cancers when diagnosed, UCLA study shows Black patients fare worst; Asians, Hispanics survive longest with disease UCLA researchers have found that minority patients and those ...

Novel potential approach to prevent infection in patients with liver failure Findings published in the American Association for the Study of Liver Diseases journal, Hepatology, indicate that infection, the commonest cause of mortality in patients with acute liver failure (ALF), ...

Fusion instabilities lessened by unexpected effect Control of widely recognized distortion may allow greater output at Sandia's Z machine ALBUQUERQUE, N.M. — A surprising effect created by a 19th century device called a Helmholz coil offers clues about how ...

Big data: A method for obtaining large, phylogenomic data sets New approach combines long-range PCR and next-generation sequencing, allowing systematists to sequence large portions of the genome Traditional molecular systematic studies have progressed by sequencing genes one by ...

SHY hypothesis explains that sleep is the price we pay for learning MADISON — Why do animals ranging from fruit flies to humans all need to sleep? After all, sleep disconnects them from their environment, puts them at risk and keeps them from seeking ...

Red blood cells take on many-sided shape during clotting Penn Medicine researchers find new role in stemming bleeding and preventing obstruction of blood flow, explaining need for speed in busting harmful clots PHILADELPHIA - Red blood ...