ScienceDaily Top Science Headlines
for the Week of October 31 to November 7, 2010
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Posted 2010-11-06:
- Cosmic curiosity reveals ghostly glow of dead quasar
- 'Nano-drug' hits brain-tumor target: Unique triggering device delivers antitumor drugs
- PET scans reveal estrogen-producing hotspots in human brain
- Math professor illuminates cellular basis of neural impulse transmission
- 'Prima donna' protein doesn't work well in pairs
- Self awareness can help people navigate rocky seas of relationships
- DNA fingerprinting traces global path of plague
- Breakthrough in cancer vaccine research
- Luminous cells from jellyfish could diagnose cancers deep within human body
- Illnesses, injuries greatly increase chances of older adults developing new or worsening disability
- X-ray crystallography reveals structure of precursor to blood-clotting protein
- Compulsive eating and the holiday season can lead to serious weight gain
- To prevent inbreeding, flowering plants have evolved multiple genes, research reveals
- Helical CT scans reduce lung cancer mortality by 20 percent compared to chest X-rays, study finds
- X-rays offer first detailed look at hotspots for calcium-related disease
- Timing is everything in combination therapy for osteoporosis
- Potential new virus in switchgrass discovered
- Public support for HPV vaccine wanes when linked to controversy, study finds; Public opinion about other vaccines remains unchanged
Posted 2010-11-06:
- New statistical model moves human evolution back three million years
- Nanoshells provide golden 'touch' in killing breast tumors
- Junior ice hockey study uncovers alarming concussion rates
- Wayward DNA-repair enzyme implicated in Friedreich's ataxia
- New fish feeds made from fish byproducts
- Parents' effort key to child's educational performance
- Hard work improves the taste of food, study shows
- Extreme form of pregnancy-related morning sickness could be genetic
- Insects learn to choose the right mate
- Small protein changes may make big difference in natural HIV control
- Air pollution exposure increases risk of severe COPD
- Headgear, mouth guards have little or no impact on reducing concussions in rugby players, study finds
- Evolution by religious selection: Mexican cavefish develop resistance to toxin
- Promising target for new pancreatic cancer treatments discovered
- Fly stem cells on diet: Scientists discovered how stem cells respond to nutrient availability
- CT screening of former, current smokers reduces lung cancer deaths, study finds
- Decoding the genome of Chlorella microalgae, a promising genus for biofuel production
- Handedness and language-related disorders: Gene discovery supports link
- Neanderthals were more promiscuous than modern humans, fossil finger bones suggest
- Human-specific evolution in battling bugs and building babies
- Nuclear materials detector shows exact location of radiation sources
- Investigating possible link between menstrual periods and ovarian cancer
- Colonic navigation: Nanotechnology helps deliver drugs to intestinal target
- Human mind uses syntax to interpret actions
- Damage to prefrontal cortex compensated by intact areas; 'Phantom' images stored in flexible network throughout brain
- New genetic risk factor for both autism and schizophrenia
- Obesity rate will reach at least 42 percent, say models of social contagion
- Proteasome inhibitor reduces inflammation and promotes bone healing in arthritis models
- New Way to Peer at Distant Galaxies
- Global food safety: Keeping food safe from farm to table
- Volcanoes have shifted Asian rainfall
- Armed antibody triggers remissions for Hodgkin's lymphoma
- To punish or not to punish: Lessons from reef fish and saber-tooth blennies
- Recombination hotspot stacks the DNA deck in finding a new diabetes susceptibility gene
- The Large Hadron Collider enters a new phase
- Teens of epileptic moms display poor school performance, study finds
- Neutron stars may be too weak to power some gamma-ray bursts; Black holes may be power source
- Single shot of morphine has long lasting effects on testosterone levels, study finds
- Predictive power of dairy cattle methane models insufficient to provide sound environmental advice, study finds
- Combining radiation therapy, chemotherapy safely treats head and neck cancer patients, study finds
- Grad student simulates 100 years of farming to measure agriculture's impact on land and water quality
- More talk, less agreement: Risk discussion can hurt consensus-building on science/technology
Posted 2010-11-05:
- For bats, all smooth, horizontal surfaces are water -- even when they look, smell and feel differently
- Nerve cell activity drains stem cell pool in developing brain
- Discovery blocks cancer drug's toxic side effect
- Insufficient vitamin D levels in chronic lymphocytic leukemia patients linked to cancer progression and death
- Developmental dynamics of the maize leaf transcriptome
- A 'brand' new world: Attachment runs thicker than money
- Deep impact spacecraft successfully flies by comet Hartley 2
- Method keeps surgically-removed prostate tissue alive and 'working' for week
- Eight new species discovered in Boliva national parks
- Beneficial effects of testosterone for frailty in older men are short-lived, study finds
- Built-in timer for improving accuracy of cost saving paper-strip medical tests
- Food-allergy fears drive overly restrictive diets, study suggests
- Electrical brain stimulation improves math skills, researchers show
- Gene identified for spread of deadly melanoma
- Polar bears can't eat geese into extinction
- Five-year results show keyhole bowel cancer surgery as safe and effective
- Corn starch solution can help shape solid materials
- Americans less healthy than English, but live as long or longer, study finds
- Boa constrictors can have babies without mating, new evidence shows
- Specific changes in the brain associated with sleep deprivation described in new study
- How some plants spread their seeds: Ready, set, catapult
- Intentional swallowing of foreign bodies and its impact on the cost of health care
- Organic onions, carrots and potatoes do not have higher levels of healthful antioxidants, study finds
- Higher medication spending doesn't indicate better prescribing quality, study finds
- Transparent conductive material could lead to power-generating windows
- Asthma drug prevents spread of breast cancer, study finds
- Plight of farmland birds: Poorer, less 'brainy' fare worse, study shows
- Multifocal contact lenses may reduce vision for night driving
- Electrons get confused: Researchers may have observed the fastest melting of all time
- Investigation raises concerns about the post-approval surveillance of medical devices
- Stone Age humans needed more brain power to make big leap in tool design
- Successful aging in the Amish: Researchers discover new genetic factors
- What will Webb see? Supercomputer models yield sneak previews
- Parental infertility and cerebral palsy in children born spontaneously or after IVF/ICSI
- How continents thin: New model helps locate oil and gas resources
- Study finds links between high schoolers' hopes, educational attainment
- Current global warming may reverse circulation in Atlantic Ocean, as it did 20,000 years ago
- Sweet discovery raises hope for treating Ebola, Lassa, Marburg and other fast-acting viruses
- E. coli thrives near plant roots, can contaminate young produce crops
- Juvenile arthritis: Etanercept helps restore normal growth in children with, study finds
- Levels of coumarin in cassia cinnamon vary greatly even in bark from the same tree
- Does adolescent stress lead to mood disorders in adulthood?
- Positive well-being to higher telomerase: Psychological changes from meditation training linked to cellular health
- Lactobacillus reuteri good for health, Swedish study finds
- Chromosome imbalances lead to predictable plant defects
- Prognostic markers for prostate cancer patients who receive radiation after surgery
- Last 'tango' in space: Satellite duo to generate 3-D models of glaciers and low-lying coastal areas
- Language intervention provides educational benefits for pre-school children
Posted 2010-11-04:
- Water flowing through ice sheets accelerates warming, could speed up ice flow
- New lymphoma therapy may be more effective with fewer side effects
- 'Bouncy' cell membranes behave like cornstarch and water, researchers find
- Prostate cancer's multiple personalities revealed: Secondary mutations that make some variations of prostate cancers more lethal
- Broadband coming wirelessly to Australia's bush
- Half of those travelling internationally not aware of potential health risks, study finds
- Moving holograms: From science fiction to reality
- Exposure of humans to cosmetic UV filters is widespread, study finds
- Most river flows across the US are altered by land and water management
- 81 percent of hospital patients at high risk for sleep apnea, study finds
- How lead gets into urban vegetable gardens
- Falling birth-rate can bring prosperity, Austrian studies suggest
- New retinal implant enables blind people to see shapes and objects
- Why brain has limited capacity for repair after stroke: New drug target identified
- Moving animals not a panacea for habitat loss
- New protein critical for mitochondria discovered
- Scientists uncover a genetic switch that turns immune responses on and off
- Plants and animals under stress may provide the key to better stock market predications
- How ancient plants and soil fungi turned Earth green
- Novel needle technology paves way for simultaneous tissue sampling and cancer treatment
- New approaches needed to gauge safety of nanotech-based pesticides, researchers urge
- Fly study uncovers molecular link between obesity and heart disease
- Quantum simulator and supercomputer at the crossroads
- Volunteering can benefit those with functional limitations, study finds
- Fourth flavor of neutrino? Physics experiment suggests existence of new elementary particle
- Gastric bypass alters sweet taste function; Finding could lead to safer treatments for morbid obesity
- Zebrafish's neural circuit prevents it from biting off more than it can chew
- Macrophage protein has major role in inflammation
- Unique duality: 'Exotic' superconductor with metallic surface discovered
- Brain's ability to selectively focus, pay attention diminishes with age, study finds
- Bees reveal nature-nurture secrets: Extensive molecular differences in brains of workers and queen
- Compound in daffodils targets brain cancer
- Cancer drug linked to quantum dots increases drug uptake, reduces inflammation
- Tamiflu is more effective at relieving flu symptoms than a combination of tamiflu and relenza, study finds
- Phenomenal fabric: How can a cloth clean up toxic waste?
- Why are people with stroke more likely to die if hospitalized on a weekend?
- Workers hold key to power in nature's oldest societies, ant study shows
- Mouse model confirms mutated protein's role in dementia
- Mediterranean diet helps control cholesterol: Adding monounsaturated fats to a low-cholesterol diet can further improve levels
- Hepatitis C study shows superior viral cure rate
- Slight change in wind turbine speed significantly reduces bat mortality
- Shift work linked to higher risk of work injury, Canadian study finds
- How some brain cells hook up surprises researchers: The untold secret life of the humble microglia
- DHA 'fish oil' supplements do not seem to slow cognitive, functional decline in Alzheimer's disease
- Algae for biofuels: Moving from promise to reality, but how fast?
- Study points to genetic link in apnea of prematurity: Life-threatening breathing disorder affects 50 percent of premature infants
- Getting rid of cattle fever ticks
- Disparities in hospice enrollment are not likely related to access, new research shows
- Film director launches pioneering hearing research
- Researchers expand cyberspace to fight chronic condition in breast cancer survivors
Posted 2010-11-03:
- Global map of the sickle cell gene supports 'malaria hypothesis'
- Liver hormone is a cause of insulin resistance
- New long-range undersea robot goes the distance
- Antibody locks up West Nile's infection mechanism
- Braided anyons could lead to more robust quantum computing
- Veterans with bipolar disorder may have increased risk of suicide
- How brain is wired for attention
- BPA levels in US foods 1,000 times less than limits, study finds
- Black raspberries may prevent colon cancer, study finds
- Secondary infections were a major cause of death during 1918 flu pandemic, research finds
- 'Evergreen agriculture' boosts crop yields, scientists find
- Some city trees may discourage 'shady' behavior; Study explores relationship between urban trees and crime
- Every person emits two tons of carbon dioxide a year through eating, Spanish study finds
- Genetic elements influencing risk of type 2 diabetes identified
- Daily dose of beet juice promotes brain health in older adults
- Severely injured should go directly to trauma center, new research shows
- Very large protected areas preserve wilderness but ignore rare species, analysis finds
- Nearly all depressed adolescents recover with treatment, but half relapse, study finds
- Astronomers find evidence of 'cosmic climate change'
- Lactate in the brain reveals aging process
- Radically simple technique developed to grow conducting polymer thin films
- Risk factors for the spread of breast cancer to lymph nodes identified
- Global advance of shrimp virus follows evolutionary biology predictions
- Collecting your thoughts: You can do it in your sleep!
- Astrophysicists discover new galaxy clusters revealed by cosmic 'shadows'
- Physical fitness curbs frequency and severity of colds, study finds
- Successful mothers get help from their friends, dolphin study finds
- Of 50,000 small molecules tested to fight cancer, two show promise
- UV light nearly doubles vacuum's effectiveness in reducing carpet microbes
- After good or bad events, people forget how they thought they'd feel
- Plant's light switch could be used to control cells
- NSAIDs cause stem cells to self-destruct, preventing colon cancer, study finds
- Rabbit's food brings luck in decreasing estrogen levels in wastewater
- Peptide being tested to treat atherosclerosis inhibits ovarian cancer growth
- Voting-machine-allocation method could reduce voters' wait time by 36 percent
- High-calorie beverages still widely available in elementary schools
- Expanding croplands chipping away at world's carbon stocks
- Arthritis drugs could help prevent memory loss after surgery, study suggests
- Pivoting hooks of graphene’s chemical cousin could revolutionize work of electron microscopes
- Race may influence uterine cancer recurrence, despite treatment
- If GMO genes escape, how will the hybrids do? Fitness and growth of sorghum, shattercane, and its wild-crop hybrid in Nebraska
- Toothache more common among minority and special needs children, study finds
- Frontal lobe of the brain is key to automatic responses to various stimuli, say scientists
- New drug may provide more cost-effective stroke prevention than warfarin, study shows
- New way of removing excess nitrogen from the environment
- Mandatory curbs on food salt content 20 times more effective than voluntary curbs, study finds
- Computer scientist, student design software to combat hacking using keystroke anti-spoofing technique
- Non-medical prescription drug use more common among rural teens than city dwellers
- Breast cancer survivors often rate post-treatment breast appearance only 'fair'
- Hostile environments encourage political action in immigrant communities, study finds
- Comprehensive primary care programs treat older patients with chronic conditions
Posted 2010-11-02:
- Cassini sees Saturn rings oscillate like mini-galaxy
- Mortality rates from liver diseases underestimated, researchers say
- Anger makes people want things more
- Elderly women at higher risk for unnecessary urinary catheterization, study reports
- Lead poisoning maps in Rhode Island reveal huge disparities, guide cleanup
- 'Training away stereotypes': People trained to think in opposition to stereotypes are more receptive to advertising starring minority actors
- Study of babies’ brain scans sheds new light on the brain’s unconscious activity and how it develops
- Inhaled steroids increase diabetes risk, study suggests
- 'Cloud seeding' not effective at producing rain as once thought, new research shows
- One egg yolk worse than some fast-food meals when it comes to cholesterol, Canadian physicians say
- Microfluidics-imaging platform detects cancer growth signaling in minute biopsy samples
- Males more considerate than imagined -- at least, in nematode worms
- Alcohol 'most harmful drug', according to multicriteria analysis
- Common stomach bacteria may fight off inflammatory bowel disease caused by Salmonella
- Mystery of 'alien pod' solved: Colony of freshwater bryozoans
- Lymphoma and leukemia discovery may improve therapy
- Microreactor speeds nanotech particle production by 500 times
- In the job hunt, people do lie, but honesty pays off, study finds
- New strain of 'high-runner' rats uniquely resistant to disease
- Pregnant women who eat peanuts may put infants at increased risk for peanut allergy, study finds
- Triple-mode transistors show potential: Researchers introduce graphene-based amplifiers
- Study finds fat hormone's long-sought link to heart protection
- New portable radiation detector can assess safety of potentially contaminated areas
- Extroverts are more vulnerable to effects of sleep deprivation after social interaction, study finds
- Tracks of a running bipedal baby brontosaur? Baby sauropod footprints discovered in Colorado
- Antibiotics have long-term impacts on gut flora
- Discus fish parent young like mammalian mothers
- Narcotics and diagnostics overused in treatment of chronic neck pain, study finds
- Conserving resources: Producing circuit boards with plasma
- Big brothers more likely to bully siblings than big sisters are, Italian study finds
- Did Neanderthals make jewellery after all?
- Discovery may help identify the healthiest embryos in IVF treatment
- Speed installation of system to monitor vital signs of global ocean, scientists urge
- Size of protein aggregates, not abundance, drives spread of prion-based disease
- Scientists prepare for confined field trials of life-saving drought-tolerant transgenic maize
- Great apes might be misunderstood
- Human immune system assassin's tricks visualized for the first time
- Sex hormones may explain higher risk of gum disease in men
- Breast milk study furthers understanding of critical ingredients
- Five risk factors for late-stage head and neck cancer identified
- Faster CARS, less damage: Chemical microscopy shows potential for cell diagnostics
- Lifestyle intervention for overweight patients with diabetes provides long-term benefits
- Scientists 'watch' formation of cells' protein factories, ribosomes, for first time
- Helping fish get rid of the 'Ich'
- Shifting forms: How variations of same protein affect immune response
- New test equipment enhances police traffic surveillance
- Anti-obesity program for low-income kids shows promise, study finds
- At great expense, railroad bypassed first black-founded town in the United States
- Diverse surgeons initiative effectively increases underrepresented minorities in academic surgery
- Do furnished cages offer better welfare for hens?
- Scarcity of new energy minerals may trigger trade wars, expert suggests
- New automated method for extracting and archiving patient radiation dose info
Posted 2010-11-01:
- Mars volcanic deposit tells of warm and wet environment
- Immune system's bare essentials used to speedily detect drug targets
- Atlantic sea turtle population threatened by egg infection
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