Brightsurf Science News & Current Events

August 04, 2014
Research explores why interval walking training is better than continuous walking training
New research published in Diabetologia, the journal of the European Association for the Study of Diabetes, suggests that training with alternating levels of walking intensity could be better than walking at a constant speed to help manage blood sugar in people with type 2 diabetes.

CU Denver study shows excess parking at some Denver sports stadiums
Sports stadiums in Denver suffer from excess parking, creating unattractive concrete spaces, heat islands, and missed economic opportunities, according to a new study from the University of Colorado Denver.

Implanted neurons become part of the brain
Scientists at the Luxembourg Centre for Systems Biomedicine (LCSB) of the University of Luxembourg have grafted neurons reprogrammed from skin cells into the brains of mice for the first time with long-term stability.

New tools advance bio-logic
Researchers are making modular genetic circuits that can perform more complex tasks by swapping protein building blocks.

WSU researchers see violent era in ancient Southwest
In numbers terms, the 20th Century was the most violent in history, with civil war, purges and two World Wars killing as many as 200 million people.

Smoke from Canadian wildfires over Baffin Bay
Canadian wildfires have been raging this summer and some of the smoke from those fires already drifted downward into the US over the Great Lakes.

It's not rocket science. Oh wait, it is
This week, Reactions is blasting off with an episode that's all about rockets.

Satellite view of a hyperactive Eastern and Central Pacific Ocean
NASA and NOAA satellites have been supplying forecasters with data developing tropical cyclones in the Eastern and Central Pacific Ocean and over the last several days.

Compound Formula Rehmannia alleviates dyskinesia in Parkinson's disease
Levodopa is the preferred treatment for Parkinson's disease in the clinic.

Researchers to track effects of revolutionary new medicines
The University of Liverpool has been awarded £2 million to become a leading centre in the UK for tracking the fate in the body of materials used in breakthrough medicines.

No-power Wi-Fi connectivity could fuel internet of things reality
University of Washington engineers have designed a new communication system that uses radio frequency signals as a power source and reuses existing Wi-Fi infrastructure to provide Internet connectivity to battery-free devices.

Patient navigation may aid in breast cancer treatment in high-risk populations
Patient navigation, or the linking of a newly diagnosed cancer patient with a professional trained in assisting patients though the complex journey of cancer diagnosis and treatment, may lead to better breast cancer care in high risk and minority women.

Very early treatment may be key to combatting inherited metabolic disorder
A European Journal of Neuroscience study suggests that it is critical to treat lysosomal storage disorders early, before symptoms arise.

Students cope well with healthier snacks
Students do not mind buying healthier snacks from vending machines, according to research published in the International Journal of Food Safety, Nutrition and Public Health.

Collaborative research uses camelina to build better biofuel
A Kansas State University biochemist has received a four-year $1.5 million joint US Department of Agriculture and Department of Energy grant to improve biofuels with a promising crop: Camelina sativa.

Protective hinge process enables insulin to bind to cells
The scientists, co-led by Michael A. Weiss, M.D., Ph.D., and Michael C.

Blood-oxytocin levels in normal range in children with autism, study finds
Autism does not appear to be solely caused by a deficiency of oxytocin, but the hormone's universal ability to boost social function may prove useful in treating a subset of children with the developmental disorder, according to new findings from the Stanford University School of Medicine and Lucile Packard Children's Hospital Stanford.

Extreme volcanism: Image captures 1 of the brightest volcanoes in the solar system
During the middle of 2013, Jupiter's moon Io came alive with volcanism.

Children in immigrant families more likely to be sedentary
Immigrant children from all racial and ethnic backgrounds are more likely to be sedentary than US-born white children, according to a new study by sociologists at Rice University.

Study examines midlife hypertension, cognitive change over 20-year period
Hypertension in middle age was associated with a greater, although still a modest, decline in cognition over a 20-year period compared with individuals who had normal blood pressure.

Version 2.0 of Prostate Cancer Risk Calculator now online, complete with emojis
A calculator to help men and their doctors assess their risk of prostate cancer has had a major upgrade, described online Monday in the Journal of the American Medical Association.

Phases of clinical depression could affect treatment
Research led by the University of Adelaide has resulted in new insights into clinical depression that demonstrate there cannot be a 'one-size-fits-all' approach to treating the disease.

Speedier diagnosis of diseases such as cancer likely thanks to new DNA analysis technique
Researchers from McGill University and the Génome Québec Innovation Centre have achieved a technical breakthrough that should result in speedier diagnosis of cancer and various pre-natal conditions.

For-profit home care agencies cost Medicare extra, yet provide worse care: Health Affairs
For-profit home health agencies are far costlier for Medicare than nonprofit agencies, according to a nationwide study being published in the August issue of the journal Health Affairs.

Short-term environmental enrichment exposure induces maturity of newborn neurons
Many studies have shown that exposure to environmental enrichment can induce neurogenesis of the hippocampal region, thus improving learning and memory.

Triple therapy revs up immune system against common brain tumor
A triple therapy for glioblastoma, including two types of immunotherapy and targeted radiation, has significantly prolonged the survival of mice with these brain cancers, according to a new report by scientists at the Johns Hopkins Kimmel Cancer Center.

How science sizzles in the modern kitchen
Some of the world's finest chemists don't wear lab coats.

Diet change -- A solution to reduce water use?
Eating less meat would protect water resources in dry areas around the world, researchers at Aalto University in Finland have found.

Veterinary researchers use nanoparticles to target cancer treatment in dogs, cats
Veterinarians are testing the use of gold nanoparticles and a targeted laser treatment for solid tumors in dogs and cats.The nanoparticles circulate in the bloodstream and become temporarily captured within the incomplete blood vessel walls common in solid tumors.

Gastroenterology remains number one GI and hepatology journal
The American Gastroenterological Association is pleased to announce that both American Gastroenterological Association journals maintained their strong standing with the release of the much anticipated 2013 impact factors.

New material allows for ultra-thin solar cells
Scientists at the Vienna University of Technology have managed to combine two semiconductor materials, consisting of only three atomic layers each.

Horses communicate with their eyes and mobile ears
Horses are sensitive to the facial expressions and attention of other horses, including the direction of the eyes and ears.

NASA catches the brief life of Tropical Storm Nakri
The low pressure area known as System 96W struggled to organize for a week and finally became Tropical Storm Nakri on August 2 as the Suomi National Polar-orbiting Partnership satellite passed overhead.

Enhancing biofuel yields from biomass with novel new method
A team of researchers, led by professor Charles E. Wyman, at the University of California, Riverside's Bourns College of Engineering have developed a versatile, relatively non-toxic, and efficient way to convert raw agricultural and forestry residues and other plant matter, known as lignocellulosic biomass, into biofuels and chemicals.

Key adjustment enables parasite shape-shifting
Crafty parasites undergo dramatic shape changes that enable them to adapt to different living conditions and thrive.

Research institutions announce collaboration for sharing, standardizing neuroscience data
Prominent US research institutions are collaborating on a project aimed at making databases about the brain more useable and accessible for neuroscientists -- a step seen as critical to accelerating the pace of discoveries about the brain in health and disease.

Video-game playing for less than an hour a day is linked with better-adjusted children
A new study suggests video game-playing for less than an hour a day is linked with better-adjusted children and teenagers.

Self-assembly of gold nanoparticles into small clusters
Researchers at HZB in cooperation with Humboldt-Universitaet zu Berlin have made an astonishing observation: they were investigating the formation of gold nanoparticles in a solvent and observed that the nanoparticles had not distributed themselves uniformly, but instead were self-assembled into small clusters.

Safety concerns about new drugs revealed
Newer drugs have a one in three chance of acquiring a black box warning or being withdrawn for safety reasons within 25 years of their approval, according to a new study by researchers from Cambridge Health Alliance /Harvard Medical School, Boston Medical Center/Boston University School of Medicine, City University of New York School of Public Health, and Public Citizen.

7.0T NMR assesses changes in hippocampal neurons in animal models of Alzheimer's disease
Magnetic resonance spectroscopy can quantitatively analyze in vivo abnormalities of biochemical metabolism within brain tissue in a noninvasive and non-radioactive manner.

Atorvastatin protects against cerebral ischemia/reperfusion injury
In addition to its lipid-lowering effect, statins exert anti-inflammatory and antioxidant effects as well.

Eiler and Bald Fires in California
NASA's Aqua satellite collected this natural-color image with the Moderate Resolution Imaging Spectroradiometer, MODIS, instrument on Aug.

Learning how things fall apart
New research reveals how bonded materials, from airplane wings to dental crowns, lose their bonding.

Still no 'justice for all' for female athletes
Spanish hurdler María José Martínez-Patiño is co-author of a study that takes stock of current sexual verification policies in athletics.

Becoming bad through video games
Previous studies show that violent video games increase adolescent aggressiveness, but new Dartmouth research finds for the first time that teenagers who play mature-rated, risk-glorifying video games are more likely subsequently to engage in a wide range of deviant behaviors beyond aggression, including alcohol use, smoking cigarettes, delinquency and risky sex.

Baby universe picture brought closer to theory
The Planck Telescope allowed physicists to draw the most detailed map of the first light emitted after the Big Bang.

Nanoscale details of electrochemical reactions in electric vehicle battery materials
Using a new method to track the electrochemical reactions in a common electric vehicle battery material under operating conditions, scientists have revealed new insight into why fast charging inhibits this material's performance.

Flores bones show features of Down syndrome, not a new 'hobbit' human
In October 2004, excavation of fragmentary skeletal remains from the island of Flores in Indonesia yielded what was called 'the most important find in human evolution for 100 years.' Its discoverers dubbed the find Homo floresiensis, a name suggesting a previously unknown species of human.

Daylight is the best medicine, for nurses
For the health and happiness of nurses -- and for the best care of hospital patients -- new Cornell research suggests exposure to natural light may be the best medicine.

Newly discovered juvenile whale shark aggregation in Red Sea
Whale sharks (Rhincodon typus) -- which grow more than 30 feet long -- are the largest fish in the world's ocean, but little is known about their movements on a daily basis or over years.

News from Annals of Internal Medicine tip sheet Aug. 5, 2014
The Aug. 5, 2014, issue of Annals of Internal Medicine covers the following topics: 'American College of Physicians releases new recommendations for diagnosing obstructive sleep apnea in adults'; 'Hepatitis C predicted to become a rare disease by 2036'; and 'Physical therapy and corticosteroid injections offer equal relief from shoulder pain and disability.'

Researchers develop food safety social media guide
To help protect public health, researchers have developed guidelines on how to use social media to communicate effectively about food safety.

Eating resistant starch may help reduce red meat-related colorectal cancer risk
Consumption of a type of starch that acts like fiber may help reduce colorectal cancer risk associated with a high red meat diet, according to a study published in Cancer Prevention Research, a journal of the American Association for Cancer Research.

Fruit flies going high-tech: How touchscreen technology helps to understand eating habits
A new study reveals surprising similarities between the way mammals and flies eat.

Inadequately managed allergies cause significant economic burden in Europe
New research indicates that avoidable indirect costs per patient insufficiently treated for allergy equal 2,405.00 Euros per year due to absence from work and reduced working capacity.

Turning cancer to fat, drunk fruit flies among projects
Seeking solutions to problems ranging from alcoholism, cancer and Alzheimer's to finding better ways to clean contact lenses and use Lego models to build bridges, UH students devoted the summer to some serious scholarship.

Quantitative volumetric analysis of the optic radiation in the normal human brain
The optic radiation is a dense fiber tract that emerges from the lateral geniculate nucleus and continues to the occipital visual cortex.

Epidemic outbreaks caused by environment, not evolution
Researchers have traced genetic changes in a bacterial pathogen over 450 years, and claim that epidemics of bacterial disease in human history may be caused by chance environmental changes rather than genetic mutations.

The psychology of fiction, improving lifestyle habits, and more at the APA Annual Meeting
SPSP (Division 8 of APA) is sponsoring a wide range of symposia, invited addresses, poster sessions, awards, and a social hour at the Annual Meeting of the American Psychological Association held in Washington, DC Aug.

Drilling in the dark: Biological impacts of fracking still largely unknown
As production of shale gas soars, the industry's effects on nature and wildlife remain largely unexplored, according to a study by a group of conservation biologists published in Frontiers in Ecology and the Environment.

Study predicts hepatitis C will become a rare disease in 22 years
Effective new drugs and screening would make hepatitis C a rare disease by 2036, according to a computer simulation conducted by The University of Texas MD Anderson Cancer Center and the University of Pittsburgh Graduate School of Public Health.

Fires in California and Oregon
NASA's Terra satellite collected this natural-color image with the Moderate Resolution Imaging Spectroradiometer, MODIS, instrument on Aug.

HIV infection linked to lower multiple sclerosis risk
HIV infection is linked to a significantly lower risk of developing multiple sclerosis, indicates observational research published online in the Journal of Neurology Neurosurgery & Psychiatry.

Toward personalized medicine for kidney transplant recipients
UC San Francisco is the lead institution on a new seven-year, $17 million multicenter study funded by the National Institutes of Health to determine if certain immune system cells and/or a drug now used for treating rheumatoid arthritis can be effective in improving and maintaining the long-term health of kidney transplant recipients.

Maternal singing during skin-to-skin contact benefits both preterm infants and their mothers
A mother who sings to her preterm infant while providing 'kangaroo care,' or holding with direct skin-to-skin contact, may see improvements in both her child's and her own health.

Study assesses shark attacks on Atlantic spotted dolphins near the Bahamas
A Marine Mammal Science analysis on failed shark attacks on the approximately 120 Atlantic spotted dolphins that are residents of the waters near Bimini, The Bahamas, has found that a total of 14 dolphins (15 percent of 92 cataloged animals) showed some sign of shark attack, and a further 15 (16 percent) exhibited scars that could not conclusively be classified as shark induced or not.

Cost-saving effort in health care falls short of goals, study finds
A pilot program intended to implement and test a cost-saving strategy for orthopedic procedures at hospitals in California failed to meet its goals, according to a new study.

A protecting umbrella against oxygen
In the development of fuel cells the effort of generations of scientist and engineers have led to efficient and stable catalysts based on noble metals.

Single-fraction RT as effective as multiple-fraction RT for palliation of bone metastases
Standardizing prescribing practices for single-fraction radiation therapy for palliation of bone metastases could lead to cost savings and improvement in patients' quality of life, according to a study published in the Aug.

A polypill strategy to improve global secondary cardiovascular prevention
The polypill, a combination pill taken just once a day that includes key medications for secondary prevention of heart disease, may be an effective low-cost strategy to improve adherence to medication recommendations and reduce costs.

New information on transcranial ultrasound therapy
A recent study completed at the University of Eastern Finland provides new information on the limitations and potential new directions for the future development of transcranial ultrasound therapy.

Queen's University awarded £500,000 to tackle global food fraud
Scientists at Queen's University Belfast have received £500,000 to investigate global food fraud and help prevent criminal activity within the industry.

Higher chance of hospital death found in areas where emergency departments have closed
In the first analysis of its kind, UC San Francisco research shows that emergency department closures can have a ripple effect on patient outcomes at nearby hospitals.

Attention, bosses: Web-surfing at work has its benefits
Management might call it cyberloafing, but new research reveals how online breaks can benefit employees and employers.

NASA's IBEX and Voyager spacecraft drive advances in outer heliosphere research
Scientists yesterday highlighted an impressive list of achievements in researching the outer heliosphere at the 40th International Committee on Space Research Scientific Assembly in Moscow.

Crowdsourcing may help dieters lose weight
Crowdsourcing may help dieters stick to healthy foods and lose weight, as participants are as good as trained experts at correctly rating the healthiness of foods and giving feedback on them, indicates research published online in the Journal of the American Medical Informatics Association.

Media exposure and sympathetic nervous system reactivity predict PTSD symptoms in adolescents
In a Depression and Anxiety study that surveyed youth following the terrorist attack at the 2013 Boston marathon, adolescents with lower levels of sympathetic reactivity before the attack developed post-traumatic stress disorder symptoms only following high exposure to media coverage of the attack.

Weakness of leukemic stem cells discovered
Only one out of every two adult patients survive acute myeloid leukemia.

UTSA, Alamo Colleges partnership provides summer research opportunities for students
The University of Texas at San Antonio and Alamo Colleges have launched a new partnership this summer that is giving community college students the opportunity to gain hands-on experience in top-tier research laboratories.

Fires not slowing around Yellowknife
Fires and the resultant smoke that comes from them are both just as widespread and heavy as they were in the month of July.

The evolution of migration
To scientists, long distance migration still holds many mysteries, one of which is: Where did migration begin and how did it evolve?

Researchers identify potential gene that may increase risk of ad in African Americans
Researchers from Boston University School of Medicine report that two rare variants in the AKAP9 gene significantly increase the risk of Alzheimer's disease in African-Americans.

Study shows childbirth complications vary widely at US hospitals
A study in Health Affairs shows huge variations in maternal complications during childbirth across US hospitals.

Prenatal alcohol exposure alters development of brain function
In the first study of its kind, Prapti Gautam, Ph.D., and colleagues from the Saban Research Institute of Children's Hospital Los Angeles found that children with fetal alcohol spectrum disorders showed weaker brain activation during specific cognitive tasks than their unaffected counterparts.

Identifying kids, teens with kidney damage risk after first urinary tract infection
Children and adolescents with an abnormal kidney ultrasonography finding or with a combination of a fever of at least 102 degrees and infection with an organism other than E. coli appear to be at high risk for renal scarring with their first urinary tract infection.

Insights on whale shark populations and evidence for their historic rise and recent decline
In the largest study on the genetics of whale sharks conducted to date, researchers found that the world's biggest fish likely exist in two distinct populations with minimal connectivity between the Indo-Pacific and the Atlantic Ocean.

Medical consultations for surgical patients examined amid payment changes
The use of medical consultations for surgical patients varied widely across hospitals, especially among patients without complications, in a study of Medicare beneficiaries undergoing colectomy or total hip replacement.

Survival increases with clinical team debriefing after in-hospital cardiac arrest
A new study found that staff members who joined structured team debriefings after emergency care for children suffering in-hospital cardiac arrests improved their CPR performance and substantially increased the rates of patients surviving with favorable neurological outcomes.

Scientists call for increased conservation efforts to save black bears
To combat the decline of black bears and repopulate the mountainous region of the Central Interior Highlands, more than 250 bears from Minnesota and Manitoba were relocated to Arkansas in the 1950s and 1960s.

ACP releases new recommendations for diagnosing obstructive sleep apnea in adults
Doctors should assess the risk factors for and the symptoms of obstructive sleep apnea in patients with unexplained daytime sleepiness, according to a new evidence-based clinical practice guideline from the American College of Physicians (ACP) published today in Annals of Internal Medicine, ACP's flagship journal.

Diabetes: A duo helps better
Metformin and SGLT2 inhibitors together reduce the blood sugar levels considerably more effectively than either drug alone.

US Department of Energy increases access to results of DOE-funded scientific research
The US Department of Energy is introducing new measures to increase access to scholarly publications and digital data resulting from Department-funded research.

Scaling in ecology and biodiversity conservation explained in a book and an online tool
The EU project SCALES has come to an end in July 2014 resulting in a first of its kind description of challenges that arise in protecting biodiversity across different scales.

Should you add enzyme supplements to your shopping list? Mayo expert explains pros and cons
Enzyme supplements available without a prescription are becoming increasingly popular, but should everyone add them to their shopping list?

In defense of mouse models for studying human disorders
The role of mouse models in the research field was recently challenged by a report showing that mouse models poorly mimic human inflammatory diseases.

Mid-level scientists most likely to use new research tools, says study in INFORMS journal
Scientists in the middle of the status hierarchy, not those at the top or the bottom, are the first to work with easy-to-use commercial products.

Animalistic descriptions of violent crimes increase punishment of perpetrators
Describing criminals and criminal activities with animal metaphors leads to more retaliation against perpetrators by inducing the perception that they're likely to continue engaging in violence, a new Aggressive Behavior study suggests.

Acupuncture at Waiguan improves activation of functional brain areas of stroke patients
Both acupuncture at Waiguan and sham acupuncture can activate/deactivate several brain regions in patients with ischemic stroke, but there are some difference in Brodmann areas 4, 6, 8, Brodmann areas 7, 39, 40, Brodmann areas 18, 19, 22 and Brodmann areas 13, 24, 32, 28.

NASA sees Typhoon Halong's eye wink
As Super Typhoon Halong tracks north through the Northwestern Pacific Ocean, NASA's Aqua and Terra satellites have seen the powerful storm appear to wink at space as it developed and 'opened' an eye and then close its eye as clouds moved over it.

Life expectancy gap between blacks and whites in the US varies considerably across states
Racial differences in life expectancy have declined nationally but still vary substantially across US states, according to a new study by McGill University researchers.

New insights into why adolescents carry meningitis-causing bacteria
University of York scientists have shed new light on why teenagers and young adults are particularly susceptible to meningitis and septicaemia.

Frontiers and University College London continue open-access agreement
Swiss open-access publisher and research network, Frontiers, part of the Nature Publishing Group family, is pleased to announce the continuation of its open-access publishing agreement with University College London.

Screening and drug therapy predicted to make hepatitis C a rare disease
Newly implemented screening guidelines and highly effective drug therapies could make hepatitis C a rare disease in the United States by 2036, according to the results of a predictive model developed at the University of Pittsburgh Graduate School of Public Health.

Model of viral lifecycle could help in finding a cure for hepatitis B
MIT researchers find that a new technique sustains hepatitis B in liver cells, allowing the study of immune response and drug treatments.

Most gay and bisexual men in the United States have used lubricants during sexual activity
More than 90 percent of gay and bisexual men in the United States have used lubricants to enhance a wide range of sexual activities, including but not limited to anal intercourse, researchers report in a Journal of Sexual Medicine study.

NOAA, EPA-supported scientists find average but large Gulf dead zone
NOAA- and EPA-supported scientists have mapped the Gulf of Mexico dead zone, an area with low oxygen water, measuring 5,052 square miles this summer -- approximately the size of the state of Connecticut.

Humane strategy reduces shark attacks
A simple and humane technique may be an effective strategy to reduce human encounters with sharks without harming populations of threatened shark species.

Researchers want to know how newest IBS drug helps stomach pain
The newest drug for irritable bowel syndrome has the welcome benefit of relieving the excruciating stomach pain affecting about a third of patients, and researchers want to know how.

Frailty and dementia: With SUNY award, UB geriatrician and colleagues study the link
Many studies acknowledge that frailty and dementia often coexist, but little research has been done on why that is the case.

Patients with hypoventilation may need supplemental oxygen on-board flights
Severely overweight people who suffer from hypoventilation can have abnormally low levels of oxygen in their blood during air travel as a result of reduced atmospheric pressure in the cabin of aircrafts.

3-D printing finds its 'sweet spot' through 'nifty shades of gray'
A 'less is more' approach has enabled UK engineers to make 3-D printed parts lighter and stronger, using methods that will also make 3-D printing faster and more economical.

Overtreatment and undertreatment of patients with high blood pressure linked to kidney failure and death
The mantra for treatment for high blood pressure has been 'the lower, the better,' but that goal can potentially put patients at risk of kidney failure or death, according to a Kaiser Permanente study published today in the Journal of the American College of Cardiology.

International Conference on End of Life: Law, Ethics, Policy and Practice 2014
The conference will welcome more than 270 delegates from 26 countries for a forum on law, ethics, policy and practice relating to the end of life, around the conference's themes: withholding and withdrawal of potentially life-sustaining treatment; palliative care and terminal sedation; euthanasia and assisted suicide; determination of death and organ and tissue donation.

New idea for hearing improvement in patients with hearing aids under background noise
Patients with implanted artificial cochlea often complain that they cannot recognize speech well in natural environments, especially if background of noise is present.

'I cant figure out how to do this!'
In the past 10 years an active-learning course, called Active Physics, has gradually displaced lecture-based introductory course in physics at Washington University in St.

Poor people with diabetes up to 10 times likelier to lose a limb than wealthier patients
As politicians debate whether health care is a right or a privilege, a UCLA study shows that diabetics from poor neighborhoods are up to 10 times more likely to lose a limb than patients from wealthier areas.

African American professional women positive on medical research
If a research survey of African American professional women is any indication, attitudes may be changing towards participation in medical research.

Earlier intervention for common form of heart attack linked to improved survival
Changes in the treatment of the most common form of heart attack over the past decade have been associated with higher survival rates for men and women regardless of age, race and ethnicity, according to a UCLA-led analysis.

Anorexia fueled by pride about weight loss
Those in the Rutgers study being treated for anorexia not only suffered with negative emotions but also felt emotionally positive, having a sense of pride over being able to maintain and exceed their weight-loss goals.

Protein ZEB1 promotes breast tumor resistance to radiation therapy
One protein with the even more out-there name of zinc finger E-box binding homeobox 1, is now thought to keep breast cancer cells from being successfully treated with radiation therapy, according to a study at The University of Texas MD Anderson Cancer Center in Houston.

How long does it take to make a natural fracture?
How long does it take for natural Earth processes to form hydraulic fractures?

Tricking plants to see the light may control the most important twitch on Earth
Copious corn growing in tiny backyard plots? Roses blooming in December?

An embryonic cell's fate is sealed by the speed of a signal
Early in development, chemical signals tell cells whether to turn into muscle, bone, brain or other tissue.

PQ disconnection with the activity of isolated PTO nerve tissue for seizure control
Diffuse lesions involving the posterior quadrant of the cerebral hemisphere (temporal, parietal, and occipital lobes) induce intractable epilepsy.

Functional electrical stimulation improves neuronal regeneration after cerebral infarction
Previous studies have shown that proliferation of endogenous neural precursor cells cannot alone compensate for the damage to neurons and axons.

Creating buzz about science to help solve pressing global challenges
Leading science communicators will share their latest strategies on how to capture the coveted attention of young students, the public and policymakers to strengthen the scientific enterprise.

Lung cancer diagnosis tool shown to be safe and effective for older patients
Researchers at University Hospital of South Manchester NHS Foundation Trust and The University of Manchester -- part of the Manchester Cancer Research Centre -- have looked at a newer technique: endobronchial ultrasound-guided transbronchial needle aspiration.

When highest perceptual ability occurs in a day?
Many previous chronobiological studies have reported on detection of circadian fluctuation in performing simple motor tasks, fine skilled movement, and anaerobic exercise.

Study examines viewers' role in American death penalty films
Over the course of the last 100 years or more, many scenes of execution in American film have offered intimate knowledge of executions, giving viewers a privileged 'backstage' gaze of an execution not available outside film, the chance to see what executioners see, and a chance to understand the condemned's experience as he awaits death.

Minuscule chips for NMR spectroscopy promise portability, parallelization
Combined with a compact permanent magnet, this minuscule spectrometer represents the smallest device that can presently perform multidimensional nuclear magnetic resonance spectroscopy -- a process principal investigator Donhee Ham calls 'one of the most powerful analytical tools to determine molecular structures at atomic resolution.'

NASA sees Tropical Storm Bertha leaving the Bahamas
Tropical Storm Bertha took a 'vacation' in the Bahamas on Aug.

Declining intelligence in old age linked to visual processing
Researchers have uncovered one of the basic processes that may help to explain why some people's thinking skills decline in old age.

Cell plasticity may provide clues to origin of aggressive type of breast cancer
Healthy breast cells may be able to reinvent themselves -- some have the flexibility to change after they are mature -- which leads researchers to postulate that similarities exist between this occurrence and the origins of a particularly aggressive type of breast cancer.

GW researcher receives grant to study environmental factors that contribute to autism
Valerie Hu, Ph.D., professor of biochemistry and molecular medicine at the George Washington University, was awarded $435,000 from the National Institute of Environmental Health Sciences to study how certain environmental factors affect the gene RORA, which has been shown to be an important regulator of multiple genes of neurological significance in those with autism.

Equation to predict happiness
The happiness of over 18,000 people worldwide has been predicted by a mathematical equation developed by researchers at UCL, with results showing that moment-to-moment happiness reflects not just how well things are going, but whether things are going better than expected.

Eating baked or broiled fish weekly boosts brain health, Pitt study says
Eating baked or broiled fish once a week is good for the brain, regardless of how much omega-3 fatty acid it contains, according to researchers at the University of Pittsburgh School of Medicine.

Frontiers launches a new open-access medical journal: Frontiers in Cardiovascular Medicine
Swiss open-access publisher Frontiers, part of the Nature Publishing Group family, is pleased to announce the launch of Frontiers in Cardiovascular Medicine, a new open-access medical journal.

Ecology research paper wins national award
A research paper in the field of ecology by a graduate student at the University of California, Riverside and a colleague has been selected as this year's recipient of the Thomas M.

Scientists uncover combustion mechanism to better predict warming by wildfires
Scientists have uncovered key attributes of so-called 'brown carbon' from wildfires, airborne atmospheric particles that may have influenced current climate models that failed to take the material's warming effects into account.

GW researcher reveals how amphibians crossed continents
A George Washington University professor has succeeded in constructing a first-of-its-kind comprehensive diagram of the geographic distribution of amphibians, showing the movement of 3,309 species between 12 global ecoregions.

Extracting audio from visual information
Researchers at MIT, Microsoft, and Adobe have developed an algorithm that can reconstruct an audio signal by analyzing minute vibrations of objects depicted in video.

New recommendations for post-treatment care of prostate cancer survivors
Updated guidelines for prostate cancer survivorship care have been published in Journal of Men's Health.

Study traces evolutionary origins of migration in New World birds
A team of scientists from the University of Chicago have developed a new method to reveal the ancestral ranges of New World birds, and discovered that bird migration in the Americas evolved in species that resided in North America.

Community pharmacist intervention boosts drug adherence, reduces health-care costs
Community pharmacists can dramatically help their patients stick to their prescription regimens, according to a new study led by researchers at the University of Pittsburgh School of Pharmacy.

Evolutionary explanation for why some lessons more easily learned than others
It's easy to guess why it doesn't take long to learn to avoid certain behaviors and embrace others.

Bottling up sound waves
Berkeley Lab researchers have developed a technique for generating acoustic bottles in open air that can bend the paths of sound waves along prescribed convex trajectories.

'Next Generation Ambassadors of Chemistry' symposium features up-and-coming chemists
Fifteen rising stars in the field of chemistry will be discussing their work as part of the 248th National Meeting & Exposition of the American Chemical Society (ACS), the world's largest scientific society.

Sulfur signals in Antarctic snow reveal clues to climate, past and future
Atmospheric chemists were surprised to see anomalous ratios of sulfur isotopes in sulfate deposited during worldwide wildfires following the super ENSO of '97 to '98, an event that marked the beginning of an apparent hiatus in global warming.

Wildfires consume parts of eastern Russia
Wildfires in far eastern Russia dot the landscape and what isn't covered by the fires is covered by the smoke that rises from these wildfires.

How should flood risk assessments be done in a changing climate?
Growing consensus on climate and land use change means that it is reasonable to assume, at the very least, that flood levels in a region may change. is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to