ScienceDaily Top Science Headlines -- for the Week of April 3 to April 10, 2011

ScienceDaily Top Science Headlines

for the Week of April 3 to April 10, 2011

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Posted 2011-04-09:

• Newly merged black hole eagerly shreds stars
• Blood biomarker associated with prevalence, severity of Alzheimer's, but not risk of development
• New genetic technique probes the cause of skin cell differentiation in mammals
• Guidance molecules: New therapy shows novel therapeutic approach to fighting inflammation
• Fighting malaria with African plant extracts
• Frequent shopping prolongs life, study suggests
• 'Naked' penguins baffle experts
• New drug shrinks cancer in animals, study shows
• E. coli enzyme must move to function
• New clinical trial approach reduces time and costs of many studies
• Test moves U.S. Navy a step closer to lasers for ship self-defense
• Boy Scouts and Girl Scouts: Cookies or careers?

Posted 2011-04-09:

• Is beauty found in the whites of the eyes? 'Red eyes' associated with the sad and unattractive
• Dopamine controls formation of new brain cells, salamander study shows
• Japan earthquake caused a displacement of about two meters
• Pancreatic disease: Cells can consume errant molecules to prevent them from eating up organ
• NASA's next Mars rover nears completion
• Surveys confirm enormous value of science museums, 'free choice' learning
• NASA telescope ferrets out planet-hunting targets
• 'Dual switch' regulates fat formation: Discovery points to new obesity and diabetes drugs
• Entomologists propose pesticide-free method to increase egg production
• Blood protein levels may predict risk of a cardiovascular event
• For NASA's Aquarius, quest for salt a global endeavor
• Frailty not a factor in adverse drug reactions among seniors, study finds
• Nature helps to solve a sticky problem: Beetle foot pads may inspire novel artificial adhesives
• Common genetic cause of autism and epilepsy discovered
• Quantum mapmakers complete first voyage through spin liquid
• Atherosclerotic plaques form during a late and limited time period in life, atom bomb residues reveal
• Nanoparticles increase biofuel performance, lower emissions
• Personal touch: Hearing a heartbeat has the same effect as looking each other in the eye
• Simple chemical cocktail shows first promise for limb re-growth in mammals
• Caffeine and diabetes: Helpful or harmful?
• Mussel adhesive inspires tough coating for living cells
• Fish oil boosts responses to breast cancer drug tamoxifen, researchers find
• Chemical engineers have designed molecular probe to study disease
• Video games effective treatment for stroke patients
• Instant evolution in whiteflies: Just add bacteria
• Monkeys provide malaria reservoir for human disease in Southeast Asia
• NASA's Kepler helps astronomers update census of sun-like stars
• Ovarian cancer finding may be a 'win-win' for at-risk women who wish to have a family
• Sniffing out lymphoma by 'turning dogs into humans'
• Flexible schedules, results-oriented workplaces reduce work-family conflict and turnover
• Cause of short gamma-ray bursts determined
• Clear link found between height and longevity in historical records
• Record ozone loss over the North Pole
• Novel methods used to identify how cigarette smoke affects smokers
• Element germanium under pressure matches predictions of modern condensed matter theory
• Convenience leads to corpulence: Parents and schools unintentionally contribute to childhood obesity
• Cave fish insomniacs: Fishes that sleep less point to genetic basis for slumber, biologists find
• Naproxen reduces tumors in a mouse model of colon cancer, researchers report
• Research into batteries will give electric cars the same range as gas cars, experts say
• In vitro fertilizatio: Procedure used in preconception diagnosis can lead to problems with pregnancies, study finds
• iPad helps archaeologists
• What the world needs now? More wisdom
• Late diagnosis is major factor in hospital cancer deaths in Northern Ireland
• New antibiotics against resistant bacterial infections discovered
• Digestive experts grade treatment options for inflammatory bowel disease

Posted 2011-04-08:

• Mathematical model simulating rat whiskers provides insight into sense of touch
• Editing-molecule mutation causes fatal primordial dwarfism
• If plants generate magnetic fields, they're not saying
• Blood pressure's internally driven daily rhythm unlikely to be linked to morning heart attacks
• New technology developed to screen and analyze genetic mutations
• Treatment for depression is a long-term solution, study suggests
• Political views are reflected in brain structure
• Molecules identified that help propel cancer metastasis
• Climate change poses major risks for unprepared cities
• Antibiotic-resistant bacteria in Indian public water supply
• Simple arithmetic for faster, more secure websites
• Male victims of 'intimate terrorism' can experience damaging psychological effects
• Black hole may have ripped star apart causing unprecedented explosion
• Antidepressants aid physical recovery in stroke, study suggests
• Fukushima-related radioactive materials measured across entire Northern Hemisphere
• New approach to IVF embryo donations lets people weigh decision
• Deep-space travel could create heart health woes for astronauts
• Warning labels better than a fat tax, study shows
• Technique for letting brain talk to computers now tunes in speech
• Brain development switch could affect schizophrenia, other conditions
• Surveillance system to cut risk of space debris hitting satellites
• New fusion gene plays role in some stomach cancers
• Common nanoparticles found to be highly toxic to Arctic ecosystem
• Gene linked to severity of autism's social dysfunction identified
• Self-made eye: Formation of optic cup from embryonic stem cells
• Epileptic seizures linked to significant risk of subsequent brain tumor
• DNA stretching: New technique to detect illnesses
• Genetic change that helps tumors move to other parts of the body identified
• Personal 'geo data' as sensitive as private genetic information, experts argue
• Some people's climate beliefs shift with weather
• Chimpanzees' contagious yawning evidence of empathy, not just sleepiness, study shows
• Progression of smell loss offers clues to the treatment of Alzheimer's disease
• Biodiversity improves water quality in streams through a division of labor
• Novel association between Parkinson's disease and prostate cancer
• New device promises safer way to deliver powerful drugs
• Having trouble sharing or understanding emotions? Affection could help
• Two dying stars to be reborn as one
• Breast cancer patients' persistent fatigue is real, may actually speed up aging
• Micro aircraft improves avionic systems and sensors
• New discovery explains weight problems in Huntingon’s disease
• Tungsten may not be the best shot for making 'green' bullets
• Off the hook: Who gets phished and why
• Strong Indian crust thrust beneath the Tibetan Plateau, new study suggests
• Body mass index in adolescence associated with early occurrence of diabetes and heart disease
• Treating newborn horses: A unique form of pediatrics
• Memory problems may be sign of stroke risk
• Taming carbon nanotubes
• Shopping online, privacy, data protection and third-party tracking
• Ryan plan would fundamentally change Medicare, expert says
• Lifesaving antibiotics face doubtful future
• In trial, video helps people weigh bariatric surgery pros, cons
• Pituitary incidentalomas: New guideline recommends that patients undergo complete history and physical examination

Posted 2011-04-07:

• Common dietary fat and intestinal microbes linked to heart disease
• New prostate cancer test gives more accurate diagnosis
• Nano fitness: Helping enzymes stay active and keep in shape
• Strawberries may slow precancerous growth in the esophagus, study suggests
• Seeing rice with X-rays may improve crop yields
• Instructors can reduce cheating by being clear, researcher says
• Birds must choose between mating and migrating
• Human taste cells regenerate in a dish
• Hotspots of genetic rearrangement: Findings in mice could aid understanding of how mammals genetically adapt
• Healthy welders may be at increased risk for early brain damage
• Climate change is making our environment 'bluer'
• Are infants creating historical footprints with their eyes?
• Coffee drinking in your genes? Genetic variants in two genes linked with caffeine intake
• New drug is effective against the most common form of skin cancer, expert says
• Third dimension of specific cell cultivation
• Obesity increases the risk of fetal and infant death, and the risk of complications after hysterectomy
• Microbe responsible for methane from landfills identified
• Older age memory loss tied to stress hormone receptor in brain
• Did dinosaurs have lice? Researchers say it's possible
• On-off switch for key 'factor' in heart disease and cancer discovered
• Where will the debris from Japan's tsunami drift in the ocean?
• Progesterone reduces rate of early preterm birth in at-risk women, study suggests
• Improving high-speed optical data transfer by employing ideas from TV antennas
• Better a sprint than a marathon: Brief intense exercise better than endurance training for preventing cardiovascular disease
• NASA's Spitzer discovers time-delayed jets around young star
• Device drops blood pressure in patients with difficult-to-treat hypertension
• The 'molecular octopus': A little brother of 'Schroedinger’s cat'
• One step closer to a diagnostic test for schizophrenia
• Renewal of a life and physical sciences research program at NASA could facilitate longer, farther human space missions
• Off-label marketing of medicines in the US is rife but difficult to control, study finds
• Frozen comet's watery past: Discovery challenges paradigm of comets as 'dirty snowballs' frozen in time
• Link between chronic depression and accelerated immune cell aging
• Nanopolymer shows promise for helping reduce cancer side effects
• Diabetes treatment may also provide protection against endometrial cancer
• Active electromagnetic suspension system can increase ride quality of cars by 60 percent
• Stronger alcohol 'buzz' predicts future binge drinking problems
• Electron microscopy: New type of genetic tag illuminates life in never-before-seen detail
• Leptin restores fertility, may improve bone health in lean women; Treatment could help athletes, women with eating disorders
• Scientists develop new technology for stroke rehabilitation
• Can diabetes or lipid-lowering medications treat addiction?
• Addressing the nuclear waste issue with common algae
• Mexican migrants to the US risk 'clinically significant' mental-health problems, study finds
• Opioids now most prescribed class of medications in America
• Genetic clues to major cause of kidney disease worldwide
• Hookah use widespread among college students; Study reveals mistaken perception of safety in potential gateway drug
• Repulsion more important than cohesion in embryonic tissue separation
• Dead midges reveal living conditions of fish
• Giving teachers bonuses for student achievement undermines student learning, study finds
• Refusal skills help minority youths combat smoking, study finds

Posted 2011-04-06:

• Chimp, bonobo study sheds light on the social brain
• Modern targeted drug plus old malaria pill serve a one-two punch in advanced cancer patients
• Toward a solution to nerve agent exposure: Chemist uses supercomputers to test reagents for new treatments
• Protein found to be the link missing between HPV infection and cervical cancer development
• Cost-effective manure management, thanks to computer-simulated farms
• Economics, physics are roadblocks for mass-scale algae biodiesel production, study finds
• Invisibility cloaks and more: Force of acoustical waves tapped for metamaterials
• Vitamin A derivative can inhibit early forms of breast cancer, researchers show
• World's reef fishes tussling with human overpopulation
• Getting to the root of fatty liver disease
• History of nuclear power needs to be addressed, expert says
• How materialistic advertising messages negatively shape the female body image, study finds
• Scientists find new type of mineral in historic meteorite
• Genomic signature in post-menopausal women may explain why pregnancy reduces breast cancer risk
• Rare alpine insect may disappear with glaciers
• Cellular feast or famine: How cells decide whether they have enough fat
• Nanoparticles improve solar collection efficiency
• Students around the world report being addicted to media, study finds
• Record depletion of Arctic ozone layer causing increased UV radiation in Scandinavia
• New method delivers Alzheimer’s drug to the brain
• Device enables computer to identify whether user is male or female
• Pedestrians injured by the windshield frame in car crashes
• Air France wreckage located nearly 2.5 miles below surface of Atlantic Ocean
• People willing to pay painful price for friendship
• Facial structures of men and women have become more similar over time
• Patient's own cells may hold therapeutic promise after reprogramming, gene correction
• Vibrant colors in vertical silicon nanowires: Surprising phenomenon may lead to greater sensitivity in image sensor devices
• Genetic changes behind sweet tooth
• Mangroves among the most carbon-rich forests in the tropics; Coastal trees key to lowering greenhouse gases
• Study identifies neural activity linked to food addiction
• Ancient enzymes: Protein adaptation shows that life on early Earth lived in a hot, acidic environment
• Scientists discover a way to kill off tumors in cancer treatment breakthrough
• Bone marrow cells that transform into skin cells could revolutionize approach to wound treatment
• Sudden cardiac death affects about 1 in 44,000 NCAA athletes a year, study finds
• Self-cooling observed in graphene elctronics
• Men who lose their jobs at greater risk of dying prematurely
• When African animals hit the hay: Fossil teeth show who ate what and when as grasses emerged
• Pneumonia death rate lower among people who take statins, study suggests
• Call of the riled: Stress signal in cancer cells triggers similar response in other cells, aiding tumor growth
• Measuring oxidative stress can predict risk of atrial fibrillation
• Oxygen sensor invention could benefit fisheries to breweries
• Caterpillars aren't so bird-brained after all: Clever behavioral strategies help them outwit predators
• Autism: Exceptional visual abilities explained
• Early work indicates drug used to treat alcoholism may help those with Fragile X and autism
• Mars in Spain: Subterranean springs in central pre-Pyrenees of Catalonia pose new questions for planetary geomorphology
• Tumors resistant to radiation therapy may be controlled by the MET oncogene
• Novel compounds for fighting against parasitic diseases
• Partner controlling behaviors appear to be associated with relationship violence
• Food safety study of beef 'trim' leads to ongoing research collaboration

Posted 2011-04-05:

• Declining rainfall is a major influence for migrating birds
• Dangerous blood pressure increases during exercise can be blocked, researchers find
• Chemists produce first high-resolution RNA 'nano square'
• Safer CT scanning for children developed in Sweden
• 'In-depth' radar: Seeing what lies beneath the surface
• Low income associated with mental disorders and suicide attempts, study finds
• Algae that live inside the cells of salamanders are the first known vertebrate endosymbionts
• Prevalence of 'flattened head' in infants and young children appears to be increasing
• The Art of Making Stars
• Repetitive, high-impact sports linked to stress fractures in girls
• Leatherback sea turtle nests increasing in Florida
• Teens who choose music over books are more likely to be depressed, study finds
• Formaldehyde: Poison could have set the stage for the origins of life
• Common variant of p53 tumor suppressor gene linked to increased inflammatory responses
• High dose of oxygen enhances natural cancer treatment, researchers find
• New role for cilia protein in mitosis
• Twitter analysis provides stock predictions
• Got up on the wrong side of the bed? Your work will show it
• Tree growth and fecundity affected more by climate change than previously thought
• Herpes linked to Alzheimer's disease: 'Cold sores' connected to cognitive decline
• Physicists create tap-proof waves
• Potassium channel gene modifies risk for epilepsy
• NASA airborne radar set to image Hawaiian volcano
• Sleeping through danger: The dormouse approach to survival
• West and Central African lions are genetically different from those in East and southern Africa
• Nurturing newborn neurons sharpens minds in mice
• New type of particle accelerator beams its way to a world first
• New hope for tiny hearts
• Researchers electrify polymerization
• The Population Bomb: How we survived it
• Search for advanced materials aided by discovery of hidden symmetries in nature
• 'Last resort' antibiotics use on the rise, study suggests
• First broad-scale maps of life on Australia's sea-shelf
• Magnesium deficiency: Not always a nutritional problem
• Microreactors: Small scale chemistry could lead to big improvements for biodegradable polymers
• Lambs provide crucial link in understanding obesity
• Four new genes for Alzheimer's disease risk identified
• Avoiding or controlling diabetes may reduce cancer risk and mortality
• Stellar nursery: The rose-red glow of star formation
• The five hospital factors that affect heart attack survival
• Getting the point: Real-time monitoring of atomic-microscope probes adjusts for wear
• New research demonstrates language learners' creativity
• Rare discovery of plant genus
• Metabolic syndrome may increase risk for liver cancer
• Cholesterol regulator plays key role in development of liver scarring, cirrhosis
• ADHD and prenatal alcohol exposure: Comparing profiles of learning and memory impairments in two groups of children
• A measurement first: 'Noise thermometry' system measures Boltzmann Constant
• Chasing the pot of gold: Gambling subtypes and treatment outcomes
• Research questions the educational possibilities of some TV and computer games
• SeaWiFS' 13 years of observing our home planet
• Student confidence correlated with academic performance, horticultural science class study finds
• Mobile with electricity
• Smartphones: Delivering seamless, secure exchange of data across multiple platforms

Posted 2011-04-04:

• How do neurons in the retina encode what we 'see'?
• Vitamin D levels linked with health of blood vessels
• Getting closer to a better biocontrol for garden pests
• ‘SKIP’-ing splicing forces tumor cells to undergo programmed cell death

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