ScienceDaily Top Science Headlines
for the Week of April 24 to May 1, 2011
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Posted 2011-04-30:
- Spinstars: First polluters of the universe? Imprints of fast rotating massive stars in Milky Way's bulge
- Researchers discover mechanism that could convert certain cells into insulin-making cells
- Plant extract may be new therapy for hay fever, study suggests
- Second gene associated with specific congenital heart defects identified
- Genes control fruit flies' social groupings
- Wild hogs: Researchers examine impact of feral pigs in eastern North Carolina
- Through unique eyes, box jellyfish look out to the world above the water
- Finding molecular targets of an HIV drug used in cancer therapy
- Electron ping pong in the nano-world
- New test shows promise for detecting warning signs of joint replacement failure
- Understanding how glasses 'relax' provides some relief for manufacturers
- US Appeals Court opens federal funding for stem cell research
Posted 2011-04-30:
- New solar cell technology greatly boosts efficiency
- Risk of accelerated aging seen in PTSD patients with childhood trauma
- Mutant mouse reveals new wrinkle in genetic code
- A better imaging agent for heart disease and breast cancer
- Identifying beaked whale foraging habitat in the Bahamas
- When a salad is not a salad: Why are dieters easily misled by food names?
- NASA's Swift and Hubble probe asteroid collision debris
- New genetic model of premature aging diseases
- Mystery solved: How sickle hemoglobin protects against malaria
- Measles outbreak underscores need for continued vigilance in health care settings
- Fine chemical processes safer and more efficient with new type of reactor
- Unintentional child injuries, deaths can be prevented, public health researchers say
- Monkeys, too, can recollect what they've seen, study suggests
- Gene therapy shows promise against age-related macular degeneration
- NASA technology looks inside Japan's nuclear reactor
- How do white blood cells detect invaders to destroy?
- Ivory-billed woodpecker sighted and recorded
- Disruptions of daily rhythms in Alzheimer's patients' brains
- Astronomers unveil portrait of 'exotic super-Earth:' Densest known rocky planet
- Shielding body protects brain from 'shell shocking' blast injuries: Even mild blast exposure damages nerve cells in mice, study shows
- Super-fruits: Tropical blueberries extremely high in healthful antioxidants, study suggests
- New microchip revolutionizes medical approach for monitoring for risk of sudden infant death syndrome
- Link between theta rhythm and ability of animals to track location probed
- Romance is not dead: Digital puts the spark back into relationships
- Jump in communication skills led to species explosion in electric fishes
- Interval training and healthy eating is solution to obesity, study shows
- Will it fall? Scientists show how the brain's estimate of Newton's laws affects perceived object stability
- Concern over 'excessive' doses of thyroid drugs for older patients
- Mapping pollutant threats to sea turtles: Satellite tracking reveals potential threat posed by human-made chemicals
- Infants with persistent crying problems more likely to have behavior problems in childhood, study finds
- Voyager probes set to enter interstellar space
- Heart attacks are more serious if they occur at certain times of the day
- Andromeda’s coat of many colors
- Stress and depression are associated with shorter survival in head and neck cancer patients
- International trade may offset reported carbon emission reductions
- Long-term poverty but not family instability affects children's cognitive development, study finds
- Antibiotic-resistant bacteria have evolved a unique chemical mechanism, new discovery reveals
- Antibiotics, not surgery, may better treat appendicitis if appendix hasn't burst, study suggests
- Improved recovery of samples from biohazard events
- Adults with arthritis suffer with poorer health related quality of life
- Online social network members donate personal data for public health research
- Lower risk of coronary heart disease from alcohol, even with hazardous drinking?
Posted 2011-04-29:
- Early warning signal for ecosystem collapse: Fluctuations before the fall
- Cotton swabs prove problematic for ear health
- Plenty more fish in the sea? New method for measuring biomass reveals fish stocks are more stable than widely believed
- Study targets treatment for serious ACE inhibitor side effect, facial, tongue and airway swelling
- Artificial retinal implants must adapt to unique features of human eye to be effective, experts say
- Adult-supervised drinking in young teens may lead to more alcohol use, consequences
- Electrical oscillations found to be critical for storing spatial memories in brain
- Being tall, obese may significantly increase risk of blood clots in deep veins
- As the worm turns, its secrets are revealed
- New gene therapy technique on iPS cells holds promise in treating immune system disease
- Social bonding in prairie voles helps guide search for autism treatments
- From the beginning, the brain knows the difference between night and day
- Mutations in single gene may have shaped human cerebral cortex
- Obese adolescents lacking vitamin D, study suggests
- Electronics: A step toward valleytronics
- Fish livers contain beneficial fatty acids, study suggests
- Two unsuspected proteins may hold the key to creating artificial chromosomes
- Our own status affects the way our brains respond to others
- Get a whiff of this: Low-cost sensor can diagnose bacterial infections
- Five-minute screen identifies subtle signs of autism in one-year-olds
- Scientists can track origin of shark fins using 'zip codes' in their DNA
- Why bariatric surgery is better than dieting alone for glucose control
- Good eggs: Nanomagnets offer food for thought about computer memories
- The doctor will see all of you now? Group doctor visits may be feasible for Parkinson's disease
- Can traumatic memories be erased?
- Tobacco-derived compound prevents memory loss in Alzheimer's disease mice
- Record number of whales, krill found in Antarctic bays
- Protective T-cells, which are used in stem-cell treatment, can cause the body to attack itself
- Exploring the superconducting transition in ultra thin films
- Guns in the home provide greater health risk than benefit
- Animals have personalities, too, bird study suggests
- Researchers reveal 18 novel subtype-dependent genetic variants for autism spectrum disorders and identify potential genetic markers for diagnostic screening
- Two graphene layers may be better than one
- A less painful colonoscopy
- NASA mission seeks to uncover a rainfall mystery
- Psychologists ask how well -- or badly -- we remember together
- Microsleep: Brain regions can take short naps during wakefulness, leading to errors
- New technique extends cancer-fighting cells' potency in melanoma patients
- Indigenous cases of leprosy found in the Southern United States: Human contamination through contact with armadillos
- Americans still may not be getting enough calcium
- Carbohydrate adhesion gives stainless steel implants beneficial new functions
- Power and choice are interchangeable: It's all about controlling your life
- Geologists solve mystery of the Colorado Plateau
- Vitamin E helps diminish a type of fatty liver disease in children, study suggests
- Novel microorganism 'Nitrososphaera viennensis' isolated
- Severity of hepatitis C and HIV co-infection in mothers contribute to HCV transmission to child
- A surprise: China’s energy consumption will stabilize
- Leader beliefs about followers impact company success
- Avastin and Lucentis are equally effective in treating age-related macular degeneration (AMD), study suggests
- Melatonin might help control weight gain and prevent heart disease associated with obesity
Posted 2011-04-28:
- Neurorobotics reveals brain mechanisms of self-consciousness
- Comprehensive collection of approved drugs created to identify new therapies
- Agulhas ocean current 'leakage', fueled by global warming, could stabilize Atlantic overturning circulation
- Medical sleuthing linked muscle, kidney problems to kava tea
- Green UV sterilization: Switching on LEDs to save energy and the environment
- 1918 influenza pandemic (Spanish flu): Large differences in mortality between urban and isolated rural areas
- Origami not just for paper anymore: DNA, folded into complex shapes, could have a big impact on nanotechnology
- Cholesterol drugs may improve blood flow after stroke
- How mosquitoes handle the heat of a hot blood meal
- Promising pancreatic cancer screening marker identified
- Researchers advance toward hybrid spintronic computer chips
- Motivation plays a critical role in determining IQ test scores
- Caterpillars inspire new movements in soft robots
- Increased metabolic rate may lead to accelerated aging
- 3-D terahertz cloaking
- Studies of mutated protein in Lou Gehrig’s disease reveal new paths for drug discovery
- Mercury converted to its most toxic form in ocean waters
- Music changes perception, research shows
- Full 3-D invisibility cloak in visible light
- Men's and women's immune systems respond differently to PTSD
- Novel ash analysis validates volcano no-fly zones
- Strides made in understanding amyotrophic lateral sclerosis
- Nuclear photonics: Gamma rays search for concealed nuclear threats
- What can twins tell us about mate choice?
- New evidence on origin of supernovas
- Topical treatment may prevent melanoma
- New heat pump could last 10,000 years, experts say
- Motor protein may offer promise in ovarian cancer treatment
- RAD-tagging technology is demystifying genome sequencing
- Brain imaging demonstrates that former smokers have greater willpower than smokers
- New 'nanobead' approach could revolutionize sensor technology
- Vitamin D may help explain racial differences in blood pressure
- Wind turbines: In the wake of the wind
- A potential novel drug-target for colorectal cancer treatment comes from the brain
- Choosing the right electric vehicles batteries for the future
- Looks do matter, particularly when it comes to neighborhoods
- Can Siberian hot springs reveal ancient ecology?
- Protein inhibitor may bring a topical treatment for HPV
- Prey-tell: Why right whales linger in the Gulf of Maine
- Antibiotic may prove beneficial to preterm infant lung health, study suggests
- Collective conservation efforts boosted rhino population in Nepal, new data show
- Fitness and frailty in adults linked to health outcomes
- Advice vs. experience: Genes predict learning style
- Streptococci and E. coli continue to put newborns at risk for sepsis
- Water molecules characterize the structure of DNA genetic material
- Gynecologic cancer expert helps pinpoint best treatment for fast-growing gestational tumors
- Scientists focus on light ions for fast ignition of fusion fuels
- New system increases reliability of opinion polls
- IPF lung disease numbers are rising quickly to become a significant cause of mortality in UK
- People power: Social media can alter research priorities
- Prototypes framework developed for evaluating sustainability standards
- U.S. health reform to make health insurance affordable for nearly all families
- Alpha Magnetic Spectrometer heads for the International Space Station
Posted 2011-04-27:
- Plankton fossils tell tale of evolution and extinction
- Key players identified in cancer cells' survival kit
- Effect of cloud-scattered sunlight on Earth's energy balance depends on wavelength of light
- Chlamydia: New method to probe genes of most common bacterial sexually transmitted infection
- Diamonds shine in quantum networks: Researchers hitch precious stone's impurities onto nano-resonators
- Medical evidence of torture neglected in Guantánamo Bay detainees, suggests review of records
- New sensor glove may help stroke patients recover mobility
- Scientists identify a surprising new source of cancer stem cells
- Green environments essential for human health, research shows
- Link between high-fat diet and type 2 diabetes clarified
- School students help astronomers study mysterious X-ray source
- How beliefs shape effort and learning
- King crabs invade Antarctica
- A cancer marker and treatment in one?
- Flame retardants at high levels in pet dogs, study finds
- Newer oral contraceptive as safe for gall bladder as older birth-control pills, study suggests
- Nanoscience may hold key to surgical recovery
- A screening test for cognitive therapy?
- Replacing batteries may become a thing of the past, thanks to 'soft generators'
- Gene that could hold the key to muscle repair identified
- Radar shows promise for detecting concussions in athletes and soldiers
- Innovative screening method identifies possible new treatment for fatal childhood disease
- Safeguarding genome integrity through extraordinary DNA repair
- Men tend to leap to judgement where women see more shades of grey, research shows
- Solar power goes viral: Researchers use virus to improve solar-cell efficiency
- Protein levels could signal that a child will develop diabetes, researchers believe
- Chernobyl's radioactivity reduced populations of birds of orange plumage, study finds
- Pioneering animal diabetes treatment: Researchers adapt human continuous glucose monitors for pets
- Conducting ferroelectrics may be key to new electronic memory
- Narcotic pain relief drug overdose deaths a national epidemic
- Scientists create stable, self-renewing neural stem cells
- Reasonable quantities of red pepper may help curb appetite, study suggests
- Tai chi appears to benefit quality of life for patients with chronic heart failure, study finds
- HIV infection may be a risk factor for heart failure
- New tools to tackle a solar data storm
- Higher levels of social activity decrease the risk of cognitive decline
- Global catastrophic amphibian declines have multiple causes, no simple solution
- Tuberculosis discovery paves way for drugs that prevent lung destruction
- Self-powered, blood-activated sensor detects pancreatitis quickly and cheaply
- Death rates among those with high blood pressure decreasing, but still high
- Understanding how crops deal with stress -- yield's biggest enemy
- Increased computer use by adolescents cause for concern, Canadian study finds
- Large galaxies stopped growing seven billion years ago
- New class of cancer drugs could work in colon cancers with genetic mutation, study finds
- Lollipops with side effects: A plant's sugary offering betrays caterpillars to predatory ants
- Targeted agent selumetinib shows promise in biliary cancer
- Discovery identifies elaborate G-protein network in plants
- Psychologists find unintentional racial biases may affect economic and trust decisions
- Will minorities be left out of health care law provision?
- Low health literacy associated with higher rate of death among heart failure patients, study suggests
- Medication nonadherence patterns among children with epilepsy associated with socioeconomic status
- Vitamin E or metformin may not be effective for treating liver disease in children and teens, study suggests
- Transferring doctors to heart attack patients improves outcomes, study suggests
- People in minority groups more willing to exhaust financial resources for more cancer care, study finds
Posted 2011-04-26:
- Cheaper hydrogen fuel cells: Utility of non-precious-metal catalysts documented
- Intellectual disability is frequently caused by non-hereditary genetic problems, study finds
- Fruit flies on meth: Study explores whole-body effects of toxic drug
- New scientific model tracks form of ovarian cancer to origins in fallopian tube
- Biophysicist targeting IL-6 to halt breast, prostate cancer
- High rates of substance abuse exist among veterans with mental illness, study finds
- 'Going off the grid' helps some bacteria hide from antibiotics
- Anti-inflammatory drugs reduce effectiveness of SSRI antidepressants, study shows
- Bioengineering students' invention may help diagnose painful eye condition
- Pelvic organs given the slip by the protein fibulin-5
- Phage hunting students find new bacteriophages in soils of St. Louis suburbs
- Snooze control: Fatigue, air traffic and safety
- New theory of evolution for spiral galaxy arms
- Omega 3: What is good for the heart may not be good for the prostate, study suggests
- Zeroing in on the elusive green LED
- Laying bare the not-so-sweet tale of a sugar and its role in the spread of cancer
- Radar checks buildings after earthquakes
- Becoming a vampire without being bitten: Reading expands our self-concepts, study shows
- Beetle bling: Researchers discover optical secrets of 'metallic' beetles
- Blocking crucial molecule could help treat multiple sclerosis, neuroscientists say
- Far sighted space technology finds practical uses on Earth
- Widespread use of medications among pregnant women, researchers report
- Fractal dimension analysis aids breast cancer prognosis
- Therapies based on positive emotions may not work for all cultures, psychologists warn
- Anti-helium discovered in Relativistic Heavy Ion Collider experiment
- Combination therapy provides hope for cure of dangerous infections of cystic fibrosis patients
- How do you get a fruit fly to exercise?
- Obesity not always protective following surgery
- New robot to help people to walk again
- Clumsy avatars: Perfection versus mortality in games and simulation
- Ozone hole linked to climate change all the way to the equator
- Link between brain molecule and obesity and diabetes discovered
- Breed-specific causes of death in dogs revealed in landmark study
- RNA dynamics deconstructed
- Researcher use trees to detect contaminants and health threats
- Over range of ADHD behavior, genes major force on reading achievement, environment on math
- Optical microscope without lenses produces high-resolution 3-D images on a chip
- Brain cell migration during normal development may offer insight on how cancer cells spread
- Using duck eggs to track climate change
- Drug effective in treating kidney disease in diabetic patients, study suggests
- Missing link in plant defense against fungal disease found
- Ban bodychecking in youth hockey to prevent concussions, expert argues
- Development in fog harvesting process may make water available to the world’s poor
- Taking aim at tumors
- Molecular mechanism contributing to neuronal circuit formation found
- Presenting cancer treatment options in small doses yields smarter choices, study finds
- Data miners dig for corrosion resistance
- Television 'breakups' cause some viewers distress
- Study examines changes in medical students’ views about internal medicine careers
- Study tests interventions targeting multiple health-related behaviors in African American couples
- ACC/AHA issue first clinical guidance for controlling high blood pressure in the elderly
- Fighting HIV in South Africa should focus on couples, study finds
Posted 2011-04-25:
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