The EDGE: ScienceDaily Top Science Headlines -- for Sunday, June 17, 2012

ScienceDaily Top Science Headlines

for Sunday, June 17, 2012

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Ionic liquid improves speed and efficiency of hydrogen-producing catalyst (June 16, 2012) -- The design of a nature-inspired material that can make energy-storing hydrogen gas has gone holistic. Usually, tweaking the design of this particular catalyst -- a work in progress for cheaper, better fuel cells -- results in either faster or more energy efficient production but not both. Now, researchers have found a condition that creates hydrogen faster without a loss in efficiency. ... > full story

Natural antioxidant can protect against cardiovascular disease (June 16, 2012) -- Researchers have discovered an enzyme that, when found at high levels and alongside low levels of HDL (good cholesterol), can dramatically reduce the risk of cardiovascular disease. ... > full story

Freud's theory of unconscious conflict linked to anxiety symptoms (June 16, 2012) -- An experiment that Sigmund Freud could never have imagined 100 years ago may help lend scientific support for one of his key theories, and help connect it with current neuroscience. ... > full story

Low-dose vitamin D may not prevent fractures in healthy women –- what about higher doses? (June 16, 2012) -- Vitamin D and calcium are dietary requirements, but it’s unclear how much is best for us. New draft findings conclude that for healthy, postmenopausal women, daily supplementation with low levels of vitamin D — up to 400 international units — combined with 1,000 milligrams of calcium, does not reduce fracture risk. ... > full story

California physicians unprepared for electronic health record regulations (June 16, 2012) -- Electronic health records (EHRs) are used widely by California physicians, but many of their systems are not designed to meet new federal standards aimed at improving the quality of health care, according to a new report. ... > full story

Inexpensive approach to preventing type 2 diabetes shows promise (June 16, 2012) -- A simple, inexpensive method for preventing type 2 diabetes that relies on calling people and educating them on the sort of lifestyle changes they could make to avoid developing the disease has proven effective in a study conducted by researchers. ... > full story

Nanoparticles hold promise to improve blood cancer treatment (June 15, 2012) -- Researchers have engineered nanoparticles that show great promise for the treatment of multiple myeloma (MM), an incurable cancer of the plasma cells in bone marrow. ... > full story

Answer isn't always on the 'tip of the tongue' for older adults (June 15, 2012) -- Has your memory failed you today, such as struggling to recall a word that's "on the tip of your tongue?" If so, you're not alone. ... > full story

Graduated driving laws reduce teen drunk driving (June 15, 2012) -- State laws that limit driving privileges for teens have reduced the incidence of drinking and driving among the nation's youngest licensees, according to a new study. The vast majority of states now have laws that limit teen driving privileges and impose stiff penalties for driving under the influence. ... > full story

Fish shed light on human melanoma (June 15, 2012) -- Zebrafish, a transparent member of the minnow family, are providing insight into human melanoma – a form of skin cancer – that may lead to new or repurposed drug treatments, for skin and other cancers. ... > full story

No Earth impact in 2040: NASA releases workshop data and findings on asteroid 2011 AG5 (June 15, 2012) -- Researchers anticipate that asteroid 2011 AG5, discovered in January 2011, will fly safely past and not impact Earth in 2040. Observations to date indicate there is a slight chance that AG5 could impact Earth in 2040. Experts are now confident that in the next four years, analysis of space and ground-based observations will show the likelihood of 2011 AG5 missing Earth to be greater than 99 percent. ... > full story

Scientists tie DNA repair to key cell signaling network (June 15, 2012) -- Researchers have found a surprising connection between a key DNA-repair process and a cellular signaling network linked to aging, heart disease, cancer and other chronic conditions. ... > full story

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