ScienceDaily Top Science Headlines -- for the Week of March 20 to March 27, 2011

ScienceDaily Top Science Headlines

for the Week of March 20 to March 27, 2011

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Posted 2011-03-26:

• Antarctic icebergs play a previously unknown role in global carbon cycle, climate
• Living at high altitude reduces risk of dying from heart disease: Low oxygen may spur genes to create blood vessels
• New instrument keeps an 'eye' on nanoparticles
• Supervised weight training safe for pregnant women, study suggests
• Maquipucuna cloud forest in Ecuador yields new species of yeast
• Tourettes brains are structured for greater, not lesser, cognitive motor control
• Algae, bacteria hogged oxygen after ancient mass extinction, slowed marine life recovery
• Neuroscientists decode crucial component in brain signal processing
• Bats keep separate households
• HIV integration requires use of a host DNA-repair pathway
• Inclusive fitness theory defended
• 'Simulated' needles just as effective as real acupuncture in treating nausea in cancer patients, study finds

Posted 2011-03-26:

• Universal property of music discovered
• New colon cancer marker identified
• Kudzu vines spreading north from US Southeast with warming climate
• Promising clue to mechanism behind gene mutation that causes Parkinson's disease
• BrainGate neural interface system reaches 1,000-day performance milestone
• How well do you know your friends?
• Exploding stars and stripes: Pattern of X-ray 'stripes' in supernova remnant could explain how cosmic rays are produced
• A safer, more effective morphine may soon be possible
• Conch shell gives nano insights into composite materials
• Research may lead to new treatments for Parkinson’s disease and other neurological disorders
• First student-developed mission in which satellites orbit and communicate
• Higher prevalence of psychiatric symptoms found in children with epilepsy
• Matter spotted a millisecond from black hole -- but is it really doomed?
• Potential new non-insulin treatment for type 1 diabetes found
• Uncertain future for Joshua trees in US Southwest projected with climate change
• Cruise ship norovirus outbreak highlights how infections spread
• In vivo systems biology: Using computer models, systems biologists can predict complicated behavior of cells in living animals
• Pulling an all-nighter can bring on euphoria and risky behavior
• High-temperature superconductor spills secret: A new phase of matter?
• MRSA infection shown to be seasonal
• Wild birds may play a role in the spread of bird flu, new research suggests
• Eskimo study suggests high consumption of omega-3s in fish-rich diet reduces obesity-related disease risk
• Russian boreal forests undergoing vegetation change, study shows
• Religious young adults become obese by middle age: Cause may be unhealthy food at religious activities
• Artifacts in Texas predate Clovis culture by 2,500 years, new study shows
• Not so sweet: Increased added sugars intake parallels trends in weight gain
• Unexpected action of bisphenol A on the inner ear of certain vertebrates
• Noninvasive brain stimulation may improve swallowing after stroke
• An ancestral link between genetic and environmental sex determination
• Gambling problems are more common than drinking problems, according to first-of-its-kind study
• Acupuncture for pain no better than placebo -- and not without harm, study finds
• Mini-stroke doubles risk of heart attack
• Against the tide: Currents keep dolphins apart; Study finds invisible oceanographic factors that keep populations separate
• Crucial hour to prevent fatal bleeding
• Beetle explorers name new species for Roosevelt
• Losing a parent can be fatal
• Cutting carbon dioxide could help prevent droughts, new research shows
• Statins make radiation more effective at curing prostate cancer, study suggests
• Biofilm reorganization: Microcinematic image analysis finds existing theories of bacterial self-organization are lacking
• Telomerase inhibitor PinX1 is a key tumor suppressor, research shows
• Research brings habitat models into the future
• Virtual Ireland launched at Queen’s

Posted 2011-03-25:

• Suzaku shows clearest picture yet of Perseus Galaxy Cluster
• Mouse cancer genome unveils genetic errors in human cancers
• Researchers help map tsunami and earthquake damage in Japan
• High levels of dietary nitrate might in part explain the vascular benefits of diets rich in leafy greens
• New model predicts the optical properties of nano-structures
• Contented citizens vote against change
• In adolescence, the power to resist blooms in the brain
• Novel immune therapy for pancreatic cancer developed
• Loss of plant diversity threatens Earth's life-support systems, experts say
• Robot-assisted prostate surgery is safe, long-term study finds
• Rehabilitation within a day of knee replacement pays off
• Parents important for keeping adolescents off alcohol
• Glimpse of how the 'code' of life may have emerged
• How lung cancers evolve in response to targeted treatment
• Suggesting genes' friends, Facebook-style
• Molecular muscle: Small parts of a big protein play key roles in building tissues
• Chemist develops technique to use light to predict molecular crystal structures
• The evolution of brain wiring: Navigating to the neocortex
• 'Knowing it in your gut': Cross-talk between human gut bacteria and brain
• Study of how brain corrects perceptual errors has implications for brain injuries, robotics
• Neutron analysis yields insight into bacteria for solar energy
• Epigenomic findings illuminate veiled variants: Study assigns meaning to regions beyond genes with implications for studies of common diseases
• Sticking power: New adhesive could find place in space
• 'Junk food' moms have 'junk food' babies
• Coldest known star: Brown dwarf about as hot as a cup of tea
• Arthritis drug could help beat melanoma skin cancer, study finds
• Plant oil may hold key to reducing obesity-related medical issues, researcher finds
• Road traffic pollution doubles risk of rejection after lung transplant
• Health information technology 'control tower' could improve earthquake response
• New insight into how environmental enrichment enhances memory
• Sign language users read words and see signs simultaneously
• Physical activity decreases salt's effect on blood pressure, study finds
• Prostate cancer spreads to bones by overtaking the home of blood stem cells
• Gene responsible for severe skin condition identified in research on epilepsy drug side-effect
• Research produces novel sensor with improved detection selectivity
• Similarities found in brain activity for both habits and goals
• Self-strengthening nanocomposite created
• Even mild stress is linked to long-term disability, study finds
• Researchers collect 'signals intelligence' on insect pests
• New computer-based method to detect epileptic seizures
• Rapid etching X-rayed: Physicists unveil processes during fast chemical dissolution
• Long-term methadone treatment can affect the brain
• Scientists find a key to maintaining our DNA: Provides new clues in quest to slow aging
• First look at the full multiple myeloma genome reveals new insights, discoveries
• Larger female hyenas produce more offspring
• Researchers find cardiac pacing helps epilepsy patients with ictal asystole
• Developing strategies in a desert watershed that sustain regional water supplies
• Psychologists find the meaning of aggression: 'Monty Python' scene helps research
• Around 25 percent of health messages in Spanish text books are not based on scientific evidence, study finds

Posted 2011-03-24:

• Drug prevents Type 2 diabetes in majority of high-risk individuals
• Lung cancer study finds mentholated cigarettes no more harmful than regular cigarettes
• Study finds no association between mercury exposure and risk of cardiovascular disease
• New method for preparation of high-energy carbon-carbon double bonds
• Obese and overweight women, children underestimate true weight, study finds
• Cassini finds Saturn sends mixed signals
• Zebrafish model of human melanoma reveals new cancer gene
• Bird embryo provides unique insights into development related to cancer and wound healing
• Time lived with obesity linked with mortality
• Anaerobic digestion on farms could turn agriculture green
• Does belief in free will lead to action?
• Tree resin captures key evidence of current and ancient insect invasions
• Youth at risk for obesity show greater brain activity in response to food
• European coastal pollution is harmful to seals, study finds
• Number of child diarrhea deaths can be halved with current interventions, experts say
• Plant buffers can slow runoff of veterinary antibiotics
• Interest in toys predicts effectiveness of autism treatment in toddlers
• First image of protein residue in 50-million-year-old reptile skin
• Fiber intake associated with reduced risk of death
• Spinal cord processes information just as areas of brain do, research finds
• Metabolic abnormalities in obese teens may relate to poor diets
• New scientific field will study ecological importance of sounds
• Reports of domestic violence rise 10 percent after NFL upsets, study finds
• Bees could reveal key to dementia
• Pre-conception and early pregnancy iron deficiency harms brain
• New imaging technique provides rapid, high-definition chemistry
• Load up on fiber now, avoid heart disease later
• Good-bye, blind spot: Always keeping robots and humans in view in industrial settings
• Chicken soup for the soul: Comfort food fights loneliness
• In the race of life, better an adaptable tortoise than a fit hare
• Nanomodified surfaces seal leg implants against infection
• Good news for meat lovers: Most ready-to-eat meat products contain very few cancerous compounds, study finds
• Discovery in liver cancer cells provides new target for drugs
• New technique could help solve mystery of vanishing bees
• Think you'll ace that test? Think again, then start studying
• Scientists grow personalized collections of intestinal microbes
• Pre-eclampsia: Genetic errors linked to life-threatening pregnancy disorder
• Scientists crack molecular code regulating neuronal excitability
• Periocular treatment improves eye comfort and quality of life for patients with facial paralysis
• The killer within: A novel bacterial suicide mechanism
• The importance of clarifying language in mathematics education
• Webb Telescope sunshield is like an umbrella on the shores of the universe
• Hippocampal volume and resilience in posttramatic stress disorder
• The Mekong: Record of the Vietnam War
• Chikungunya: The key role of 'innate immunity'
• Carbon capture and storage: Carbon dioxide pressure dissipates in underground reservoirs
• 'New' welfare reforms in UK hark back to Victorians, historian argues
• Europe-wide survey reveals priorities for end-of-life care
• NASA's Juno spacecraft completes thermal vacuum chamber testing
• Two new targets for melanoma therapies
• US Institute of Medicine recommends standards to achieve reliable clinical practice guidelines

Posted 2011-03-23:

• Only the weak survive? Self-healing materials strengthened by adding more 'give'
• Tahoe native fish population declines sharply, invasives on the rise
• Hydrocortisone therapy for trauma patients associated with reduced hospital-acquired pneumonia risk
• Cheap catalyst made easy
• Elderly victims of abuse often use alcohol or drugs, study says
• Simulating tomorrow's accelerators at near the speed of light
• Stress affects the balance of bacteria in the gut and immune response
• Unknown animals nearly invisible yet there
• Protein associated with allergic response causes airway changes in asthma patients
• Golf courses that reuse water irrigate too much, study suggests
• Feeling angry? Say a prayer and the wrath fades away, study suggests
• Forensics: Overweight people really are big-boned
• Newly discovered virus implicated in deadly Chinese outbreaks
• Conservationists develop coral 'stress test' to identify reefs more likely to survive climate change
• Protein could be used to treat alcohol effects on pancreas
• Dawn opens its eyes, checks its instruments
• Is that 911 call a real emergency? Emotion detector made for call centers
• Engineers make breakthrough in ultra-sensitive sensor technology
• Metabolite levels may be able to improve diabetes risk prediction
• Saving one of the world's most endangered birds
• Key protein suppresses prostate cancer growth in the laboratory
• Native Americans modified American landscape years prior to arrival of Europeans
• Children of mothers who smoked during pregnancy at increased risk of becoming smokers, mouse study suggests
• Fish know to avoid the spear
• New treatment may desensitize kids with milk allergies, study suggests
• How the lily blooms: Ruffling at the edge of each petal drives the delicate flower to open
• How different strains of parasite infection affect behavior differently
• Channeling powerful Kansas wind to keep electricity running
• Resolved to quit smoking? Brain scans predict likely success
• Seeing in stereo: Engineers invent lens for 3-D microscope
• Changes in taste function related to obesity and chronic ear inflammation
• Fewer bats carry rabies than thought
• Compound from Chinese medicine blocks biofilm formation on medical implant materials
• Biodiversity leads to higher productivity
• Neuroscientists find memory storage, reactivation process more complex than previously thought
• A 'fossil seismograph' for ancient earthquakes
• Streptococcus enzyme could compete with toothbrushes, dental floss
• Basking in the sun: How large mammals survive winter in the mountains
• New statement offers advice on treating dangerous, deep blood clots
• Alternatives have begun in bid to hear from NASA's Spirit Mars rover
• Canadian Avalanche victims die significantly quicker than Swiss counterparts, study finds
• Templated growth technique produces graphene nanoribbons with metallic properties
• A better test for human papillomavirus
• New model for studying Parkinson's: Swiss researchers develop new, working mammalian model to combat genetic causes of the disease
• Breakthrough in Niemann-Pick Type C research
• Madrid event marks Spain's role in next Mars mission
• Teenagers, parents and teachers unaware of social networking risks
• Researchers launch free online atlas of TB vaccination policies from around the world
• Smoke-free air law had no effect on off-track betting facility business activity, Indiana study finds
• Research practices must be changed to minimize fraud, deception, physicians argue

Posted 2011-03-22:

• Spacebound bacteria inspire earthbound remedies
• Cigarette smoking associated with increased risk of developing amyotrophic lateral sclerosis
• Fault-finding coral reefs can predict the site of coming earthquakes
• A dose of safflower oil each day might help keep heart disease at bay
• Overfertilizing corn undermines ethanol: Researchers find feeding crops too heavily bad for biofuel, environment
• Trauma patients protected from worse outcomes associated with so-called 'weekend effect'
• Primordial soup gets spicier: 'Lost' samples from famous origin of life researcher shed new light on Earth's first life
• Molecular determinant of cell identity discovered
• Stars gather in 'downtown' Milky Way
• Treatment breakthrough for rare disease linked to diabetes
• Designing forests to protect roads below from falling rock
• Multi-tasking on the street not a good idea for older people
• Huge ocean 'Frisbees' spin off Brazil's coast
• Stem cells may show promise for people with rapidly progressing multiple sclerosis
• The drive toward hydrogen vehicles just got shorter
• Cardiovascular disease: Polypill appears safe and accepted by physicians and patients in developing countries
• One hundred new species of lichenized fungi
• Does social anxiety disorder respond to psychotherapy? Brain study says yes
• Ancient human trash heaps gave rise to Everglades tree islands, research suggests
• Organic nanoparticle uses sound and heat to find and treat tumors
• Next Mars rover gets a test taste of Mars conditions
• Newer antimalarials more effective than quinine against severe malaria
• Tiny 'on-chip detectors' count individual photons
• Poorly presented risk statistics could misinform health decisions
• Batteries charge quickly and retain capacity, thanks to new structure
• Brain has three layers of working memory, study shows
• North Atlantic oceanic currents play greater role in absorption of carbon than previously thought
• Blood pressure: 100 million Americans may be unnecessarily labeled abnormal
• Gut bacteria can control organ functions
• Rock-paper-scissors tournaments explain ecological diversity
• Major clue in long-term memory-making
• Tiny gems take big step toward battling cancer
• Silk moth's antenna inspires new nanotech tool with applications in Alzheimer's research
• Researchers link novel biomarkers to asthma and COPD
• Potential 'game changer' for pathologists
• Sleep-deprived people make risky decisions based on too much optimism
• Miniature lasers could help launch new age of the Internet
• Making viruses pass for 'safe'
• How inherited genes contribute to a common, incurable neurodegenerative disease
• New gene sites affecting nonalcoholic fatty liver disease discovered
• The case for a neoproterozoic oxygenation event
• Can bees color maps better than ants?
• Mutant prions help cells foil harmful protein misfolding
• Hormone pathway to fatty liver disease uncovered
• Natural clay as a potential host rock for nuclear waste repositories
• Message to postmenopausal women: 'Increase yearly dental checkups,' researcher urges
• Important structure in the transmission of light signals deciphered
• Psychosocially hazardous neighborhoods associated with worse cognitive function in some older adults
• Surprising results in the first genome sequencing of a crustacean
• Mercury-bound instruments aboard MESSENGER arrive at target

Posted 2011-03-21:

• Masked fears: Are fears that are seemingly overcome only hidden?
• Economics and evolution help scientists identify new strategy to control antibiotic resistance
• Spintronics: Enhancing the magnetism
• Modified mRNA is the key to novel anti-cancer therapy, experts offer
• 'Pruned' microchips are faster, smaller, more energy-efficient
• Virtual conversation simulator found beneficial for adults with autism
• Is space like a chessboard?
• Researchers find indirect path to attack breast cancer stem cells
• Fairy wrens are accountants of the animal kingdom, not altruistic as previously thought
• Tests on century-old equipment show how far X-rays have come

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