ScienceDaily Top Science Headlines -- for the Week of August 28 to September 4, 2011

ScienceDaily Top Science Headlines

for the Week of August 28 to September 4, 2011

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Posted 2011-09-03:

• Manipulating plants' circadian clock may make all-season crops possible
• Discovery suggests way to block fetal brain damage produced by oxygen deprivation
• Rare Martian lake delta spotted by Mars Express
• Researchers investigate new mechanism for predicting how diseases spread
• Elusive prey: Selection pressures imposed by predator fungi have shaped escape behavior in microscopic worms
• Attractive dads have more grandchildren, zebra finch study shows
• Understanding next-generation electronic devices: Smallest atomic displacements ever
• Researchers develop new way to predict heart transplant survival
• Aquarius makes first ocean salt measurements
• Glucocorticoid treatment may prevent long term damage to joints, study shows
• Climatic benefits from carbon sequestration are largely offset by increased nitrous oxide emissions, study finds
• Sexual orientation unconsciously affects our impressions of others, Canadian study suggests
• Vitamin A supplements for infants could save thousands of lives a year

Posted 2011-09-03:

• New treatments for baldness? Scientists find stem cells that tell hair it's time to grow
• Powerful antioxidant resveratrol prevents metabolic syndrome in lab tests, study finds
• Engineers test effects of fire on steel structures, nuclear plant design
• New insight in how cells' powerhouse divides
• Hiding objects with a terahertz invisibility cloak
• People think the 'typical' member of a group looks like them
• Up from the depths: How bacteria capture carbon in the 'twilight zone'
• Researchers identify gene that leads to myopia (nearsightedness)
• How to get ahead in the nervous system: Scientists discover a highly conserved mechanism governing brain development
• To treat rare immune deficiency disease, scientists repurpose bone marrow transplant drug
• NASA's Mars rover Opportunity begins study of Martian crater
• Visual test effective in diagnosing concussions in collegiate athletes, study suggests
• Woolly rhino fossil discovery in Tibet provides important clues to evolution of Ice Age giants
• Starving inflammatory immune cells slows damage caused by multiple sclerosis, study finds
• Physicists capture microscopic origins of thinning and thickening fluids
• Cryptococcus infections misdiagnosed in many AIDS patients, study suggests
• New microscope might see beneath skin in 4-D
• Alcohol dulls brain 'alarm' that monitors mistakes, study finds
• Biological 'computer' destroys cancer cells: Diagnostic network incorporated into human cells
• First long-term study of WTC workers shows widespread health problems 10 years after Sept. 11
• Digital quantum simulator developed
• Dendritic cells in liver protect against acetaminophen toxicity; Possible new therapeutic target for acetaminophen induced acute liver failure
• To clear digital waste in computers, 'think green,' researchers say
• Infants trained to concentrate show added benefits
• Hubble movies reveal solar-system-sized traffic jams: Giant jets spewing from newborn stars revealed in telescope's images
• World Trade Center-exposed NYC firefighters face increased cancer risk, study finds
• Hydrogen powered prototype vessel for inland waterways: Canal boat runs on fuel cell drive
• Study finds more gut reaction to arthritis drugs; Stomach acid-suppressing drugs appear to damage small intestine
• Feeding cows natural plant extracts can reduce dairy farm odors and feed costs
• Language speed versus efficiency: Is faster better?
• Glowing, blinking bacteria reveal how cells synchronize biological clocks
• Persistent immunity: Researchers find signals that preserve anti-viral antibodies
• Physicists demonstrate quantum integrated circuit that implements quantum von Neumann architecture
• Crippling condition associated with diabetes is often misdiagnosed and misunderstood
• New salts for chemical 'soups'
• Insomnia costing US workforce .2 billion a year in lost productivity, study shows
• Low-dose naltrexone (LDN): Tricking the body to heal itself
• Zero-gravity experiments

Posted 2011-09-02:

• From a flat mirror, designer light: Bizarre optical phenomena defies laws of reflection and refraction
• Signs of aging may be linked to undetected blocked brain blood vessels
• Warming streams could be the end for spring-run Chinook salmon in California
• New half-match bone marrow transplant procedure yields promising outcomes for cancer patients
• Insect gut microbe with a molecular iron reservoir: Researchers analyze the structure of an iron storage protein
• Perception of facial expressions differs across cultures
• NASA's Chandra finds nearest pair of supermassive black holes
• Decrease in smoking reduces death rates within months
• Two brain halves, one perception: How communication between brain hemispheres determines individual's subjective experience
• Really bad body odor? Undiagnosed TMAU may explain many cases of personal malodor
• Faster diagnostics through cheap, ultra-portable blood testing
• Habit makes bad food too easy to swallow
• Word association: Study matches brain scans with complex thought
• Alzheimer's brains found to have lower levels of key protein
• 'Plastic bottle' solution for arsenic-contaminated water threatening 100 million people
• New understanding of role of telomeres in tumor growth
• A 'nano,' environmentally friendly, and low toxicity flame retardant protects fabric
• Faster progress through puberty linked to behavior problems, study finds
• Humans shaped stone axes 1.8 million years ago: Advanced tool-making methods pushed back in time
• New culprit in Alzheimer’s disease: Too many blood vessels
• Iron 'veins' are secret of promising new hydrogen storage material
• Bone marrow stem cell therapy safe for acute stroke, study suggests
• Communication via electron spin: Scientists propose new kind of information technology
• Trust in your neighbors could benefit your health
• The star that should not exist
• Medicinal chemists modify sea bacteria byproduct for use as potential cancer drug
• Extreme 2010 Russian fires and Pakistan floods linked meteorologically, study suggests
• Choice of seizure drug for brain tumor patients may affect survival
• Magnetic memories manipulated by voltage, not heat
• Marshmallow test points to biological basis for delayed gratification
• Cutting soot emissions: Fastest, most economical way to slow global warming?
• How white blood cell promotes growth and spread of cancer
• Down to the wire: Inexpensive technique for making high quality nanowire solar cells
• Commonly used defibrillators raise risk of problems, study suggests
• New insight into how disordered solids deform
• Bullying: How do victims respond to bullies and why?
• Tasmanian tiger's jaw was too small to attack sheep, study shows
• Brain grows while body starves if growth is restricted before birth
• Rare Siamese crocodiles hatched in Lao PDR
• Computer model for testing heart-disease drugs: Simulations solve decades-old mystery of failed anti-arrhythmia therapy
• First flaws in the Advanced Encryption Standard used for internet banking identified
• Anxiety interferes with some children's capacity to form friendships
• Clinical practice guidelines on interpretation of fractional exhaled nitric oxide (FENO) levels
• NASA Earth-observing satellite arrives in California for launch
• Hospitals encouraged to consider value-added service of hospital-based radiology groups
• Lung cancer ALK rearrangement may predict pemetrexed efficacy, study shows
• Fibrous stroma associated with poor prognosis in lung squamous cell carcinoma
• Radiologists urged to study U.S. federal regulations relating to meaningful use
• Experts offer pointers for optimizing radiation dose in chest CT

Posted 2011-09-01:

• 'Gene overdose' causes extreme thinness
• World's largest cardiac arrest trial suggests longer initial paramedic CPR provides no benefit
• NASA satellite observes unusually hot July in the U.S. Great Plains
• New bacterium found causing tick-borne illness ehrlichiosis in Wisconsin and Minnesota
• Some desert birds less affected by wildfires and climate change
• Mother-son ties change over time, influence teen boys' behavior
• First lizard genome sequenced: Green anole lizard's genome sheds light on vertebrate evolution
• Third genetic link to osteoarthritis discovered
• Ion armageddon: Measuring the impact energy of highly charged ions
• Smoking after menopause may increase sex hormone levels: Elevated sex hormone levels associated with chronic disease risk
• Cracking cellulose: A step into the biofuels future
• Wakeup call for college students: New research finds you need to catch more Z's
• Tiny oxygen generators boost effectiveness of anticancer treatment
• Aerobic exercise bests resistance training at burning belly fat
• New chemical reagent turns mouse brain transparent
• Scientists reveal new survival mechanism for neurons
• Solar industry responsible for lead emissions in developing countries, research finds
• Like mama bears, nursing mothers defend babies with a vengeance
• Hubble movies provide unprecedented view of supersonic jets from young stars
• Hot flashes may be fewer in older, heavier women
• Great tits sing low to be loved or high to be heard
• Sandfly saliva provides important clues for new Leishmaniasis treatments
• New tests for dangerous 'legal marijuana,' 'bath salts' and other emerging designer drugs
• Fathers' presence linked to enhanced intellect, well-being among children
• 'Landlubber' fish leap for love when tide is right: Research sheds light on how animal life first evolved to colonize land
• Genetic variation found to protect against Parkinson's disease
• Flame retardants linked to lower-birth-weight babies
• Putting the squeeze on fruit with 'pascalization' boosts healthful antioxidant levels
• Graphene's shining light could lead to super-fast Internet
• Faulty signaling in brain increases craving for sugar and drugs
• Panda poop may be a treasure trove of microbes for making biofuels
• New way to disarm malaria parasite
• New light shed on pulsars
• Viruses in the human gut show dynamic response to diet
• Jupiter-bound space probe captures Earth and Moon
• How couples' collaborative dialogue may assist in a spouse's memory
• How the brain stores information for short periods of time
• Vitamin C may be beneficial for asthmatic children, study suggests
• Are New England's iconic maples at risk?
• Simple blood test at optician's office could help to diagnose diabetes
• Taking a fresh look at the weather: Traditional model for how low pressure systems evolve is deeply flawed, researcher argues
• Ability to remember memories' origin not fully developed in youths
• Tropical coral could be used to create novel sunscreens for human use, say scientists
• Memory fitness program improves memory abilities of oldest adults
• What's really in that luscious chocolate aroma?
• Balloon pump use prior to angioplasty does not reduce heart muscle damage, study shows
• Mobile phone data help track populations during disasters
• Death rates in newborns remain shockingly high in Africa and India
• Understanding the Swiss lakes
• Argentina's Santa Fe government reducing lead ammunition for sports hunters
• Malaria discovery gives hope for new drugs and vaccines
• 'Pink ribbon dollars' help fill financial gaps for breast cancer programs
• Guidelines for treating pneumonia in children
• MIABE standard opens up new opportunities in drug discovery
• Farming Commercial Miscanthus

Posted 2011-08-31:

• Decade-long study reveals recurring patterns of viruses in the open ocean
• Six new genetic variants linked to type 2 diabetes discovered in South Asians
• Monitoring ground-level ozone from space
• More questions than answers remain concerning effects of airplane travel on insulin pump delivery
• Hurricane Irene: Scientists collect water quality and climate change data from huge storm
• Happiness depends on who you know and your goals, study of college students suggests
• Discovery sheds light on the ecosystem of young galaxies
• From mild-mannered to killer: Study explains plague's rapid evolution and sheds light on fighting deadly diseases
• Community ecology: For marine microbes, it's not who you are, but what you do
• Green tea is effective in treating genetic disorder and types of tumors, study suggests
• Breakthrough in hydrogen fuel cells: Chemists develop way to safely store, extract hydrogen
• Location, location, location: Study shows the middle is the place to be
• Novel alloy could produce hydrogen fuel from sunlight
• Natural anti-oxidant deserts aging body: Cell’s reserve fighting force shrinks with age, new study finds
• Atlas of the Milky Way leads to discovery of two supernova remnants
• Mistaken fear of measles shot has 'devastating' effect, physician says
• Wolves may aid recovery of Canada lynx, a threatened species
• The Great Recession could reduce school achievement for children of unemployed
• Localizing language in the brain: Study pinpoints areas of the brain used exclusively for language
• Future climate change may increase asthma attacks in children
• Microscope on the go: Cheap, portable, dual-mode microscope uses holograms, not lenses
• Patients' underlying health linked to worse outcomes for melanoma
• Epic search for evidence of life on Mars heats up with focus on high-tech instruments
• Fear of 'gray tsunami' overblown? Demographics aren't entirely to blame for rising medical costs, studies show
• New method reveals parts of bacterial genome essential to life
• Heavy chocolate consumption may be linked to heart health, study suggests
• The pancreas as we’ve never seen it before
• Rotavirus vaccination of infants also protects unvaccinated older children and adults, study finds
• Watching viruses 'friend' a network: Researchers develop Facebook application to track the path of infection
• Secure attachment to moms helps irritable babies interact with others
• Preserving 4 percent of the ocean could protect most marine mammal species, study finds
• Common irregular heartbeat raises risk of dementia, study finds
• Wearable device that vibrates fingertip could improve one's sense of touch
• Weight loss without the hunger: Eat a lighter lunch, scientists say
• Discovery turns seaweed into biofuel in half the time
• First nuclear power plants for settlements on the moon and Mars
• Mind-altering microbes: Probiotic bacteria may lessen anxiety and depression
• Protecting cells: Evidence found for a neuronal switch to prevent neurodegenerative diseases
• Females choose mates for their personalities, zebra finch study shows
• Poor sleep quality increases risk of high blood pressure
• Mysteries of ozone depletion continue 25 years after the discovery of the Antarctic ozone hole
• Patients in a minimally conscious state remain capable of dreaming during their sleep
• 'Unfounded' pesticide concerns adversely affect health of low-income populations, expert argues
• Studies question effectiveness of sex offender laws
• Patients’ health motivates workers to wash their hands
• Computers are oversold and underused, research on educational programs suggests
• Diamond planet: Radio wave observations show transformation of a galaxy into a millisecond pulsar and its companion planet
• Lower achieved platelet reactivity associated with better cardiovascular: Outcomes in GRAVITAS trial
• Social media valuable tool to recruit study participants for rare diseases
• Kelp farming is on its way
• Changes to distribution of livers for transplant proposed
• Less patient anxiety for patients with claustrophobia during MR examinations
• Youths' social goals help determine response to bullying

Posted 2011-08-30:

• Bilingual babies' vocabulary linked to early brain differentiation
• New drug candidates found for set of protein-folding diseases
• Meiosis: Oocytes have intracellular stream to push chromosomes off center for cell division
• Scientists identify molecular basis for DNA breakage, a hallmark of cancer cells
• 'Smelling' heart failure: Evaluation of an electronic nose
• Species share perceptual capabilities that affect how communication evolves, research finds
• Black Death bacterium identified: Genetic analysis of medieval plague skeletons shows presence of Yersinia pestis bacteria
• Differences in cell response could explain higher rates of hypertension in African-Americans
• Wastewater recycling can multiply greenhouse gas emissions
• New roles emerge for non-coding RNAs in directing embryonic development
• Geometry of sex: How body size could lead to new species
• Filling the pantry for the first voyages to the Red Planet
• Astrophysicists solve 40-year-old Mariner 5 solar wind problem: Turbulence doesn’t go with the flow
• Virus attacks childhood cancers
• The brittleness of aging bones: More than loss of bone mass
• Genetic variant linked to development of liver cancer in hepatitis C virus carriers
• Ancient clams yield new information about greenhouse effect on climate
• Hollywood screenwriters and scientists: More than an artistic collaboration
• Sutureless method for joining blood vessels invented
• Research aims to starve breast cancer cells
• Giant claw helps fiddler crabs stay cool in more ways than one
• Prevention of sudden cardiac death: Scientists predict risk for life-threatening arrhythmias
• Nano-thermometers show first temperature response differences within living cells
• Playing highly competitive video games may lead to aggressive behavior
• New method detects emerging sunspots deep inside the sun, provides warning of dangerous solar flares
• Statins reduce deaths from infection and respiratory illness, data eight years on from trial suggests
• New imaging method sheds light on cell growth
• Detailed map of gene activity in mouse brain completed
• New device helps the blind to move independently
• Obesity to rise: 65 million more obese adults in the US and 11 million more in the UK expected by 2030
• Free radicals crucial to suppressing appetite
• Alzheimer's, Parkinson's and type II diabetes: New way to target shape-shifting proteins
• Sensor chip for monitoring tumors
• Apixaban superior to warfarin for preventing stroke, reducing bleeding and saving lives, research suggests
• Stopping dengue fever with bacteria and math
• Laughter has positive impact on vascular function
• Aging authorities differ on tweaks to U.S. Social Security's benefit structure
• Astrophysicists simulate a Milky Way-like galaxy; Supercomputer experiment supports cosmological model of a 'cold dark matter' universe
• Public disclosure of clinical trial results by Health Canada should be mandatory, expert argues
• Following the trail of conservation successes

Posted 2011-08-29:

• Arabidopsis: Thanks to its flexible genome, the plant can adapt to various environmental conditions
• Genetic link to mesothelioma discovered
• Cassini closes in on Saturn's tumbling moon Hyperion
• In cell culture, like real estate, the neighborhood matters
• NASA satellite shows a mean Irene's fury
• Research from Everest: Can leucine help burn fat and spare muscle tissue during exercise?
• Peculiar pair of galaxies nicknamed 'The Eyes'
• Eradicating dangerous bacteria may cause permanent harm
• Rare immune cell is asset and liability in fighting infection
• Cholera pandemic's source discovered
• Beyond smart phones: Sensor network to make 'smart cities' envisioned
• Labor of love: Physically active moms-to-be give babies a head start on heart health
• Little plant tells big stories: Researchers capture codes to genetic variation in 'model' plant
• Genome of mesopolyploid crop Brassica rapa sheds new light on the study of genome evolution
• Prospective evaluation of post-prandial triglycerides and cardiovascular events in patients with coronary artery disease
• Efficacy and safety of apixaban compared to warfarin for prevention of stroke and systemic embolism

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