Brightsurf Science News & Current Events

June 17, 2015
UW microbiologist explains science behind $1m Shaw Prize
UW microbiologist Peter Greenberg has long been fascinated with how bacteria in cells communicate for cooperative activities, including the spread of infection.

Barnacles go with the flow to find a home on dolphin fins
Highly specialized coronulid barnacles may be able to identify and attach to the fins of quick-swimming dolphins, locating areas suited for finding food and developing larvae.

New fog chamber provides testing options that could improve security cameras
Sandia National Laboratories has developed a fog chamber -- one of the world's largest -- that creates a controlled environment to more easily test security cameras, sensors or other equipment.

Fundamentals of materials modeling for metals processing technologies
World Scientific's latest book on 'Fundamentals of Materials Modelling for Metals Processing Technologies: Theories and Applications' comprehensively introduces the unique theory developed over years of research on materials and process modelling and its application in metal forming technologies.

Percentages of patients undergoing breast-conserving therapy increases
The percentage of patients with early-stage breast cancer undergoing breast-conserving therapy increased from 54.3 percent in 1998 to 60.1 percent in 2011, although nonclinical factors including socioeconomic demographics, insurance and the distance patients must travel to treatment facilities persist as key barriers to the treatment, according to a report published online by JAMA Surgery.

Elaborate egg shells help prevent forgery
Songbirds in the scrublands of southern Zambia are engaged in a high-stakes arms race that they wage with colors and patterns on their eggs.

Materials science researcher honored as Fellow by ASM International
Pranesh Aswath, associate dean for Graduate Studies in the College of Engineering and professor in the Materials Science and Engineering Department, has been named a Fellow of ASM International, the world's largest association of metals-centric materials scientists and engineers.

Species lines blur between two sparrows in New England's tidal marshes
The line between bird species is sometimes blurry, with related species interbreeding where their ranges overlap to create populations of hybrid offspring.

Fossil of large 'walking' bat discovered in New Zealand reveals ancient lineage
Fossilized remains of a new bat species, which lived 16 million years ago, walked on four limbs and was three times larger than today's average bat, have been discovered in New Zealand.

400,000-year-old dental tartar provides earliest evidence of manmade pollution
Tel Aviv University researchers, in collaboration with scholars from Spain, the UK and Australia, have uncovered evidence of food and potential respiratory irritants entrapped in the dental tartar of 400,000-year-old teeth at Qesem Cave near Tel Aviv, the site of many major discoveries from the late Lower Paleolithic period.

Tests to gauge genetic risks for prostate cancer now are feasible
Men with an elevated, genetically inherited risk for prostate cancer could be routinely identified with a simple blood or urine test, scientists at UC San Francisco and Kaiser Permanente Northern California have concluded, potentially paving the way to better or earlier diagnosis.

Pope Francis to speak out on climate change during 24-hour global Climathon
A 24-hour global Climathon is set to coincide with the much anticipated environmental encyclical by Pope Francis on June 18.

Lower heart rate variability turns women off
Chances are good that women with a low heart rate variability also suffer from sexual dysfunction.

NYU Polytechnic School of Engineering researchers make innovative use of LEGO
With even preschoolers using computers and video games, students at all levels now expect to modify and control their own experiments and receive immediate feedback.

Marine monitoring to help protect lives at sea
In order to save lives at sea, the National Oceanography Centre is joining six research organizations to provide a world-class marine monitoring and forecasting service, which could be used to improve marine rescue operations.

International spacecraft carrying NASA's Aquarius instrument ends operations
An international Earth-observing mission launched in 2011 to study the salinity of the ocean surface ended June 8 when an essential part of the power and attitude control system for the SAC-D spacecraft, which carries NASA's Aquarius instrument, stopped operating.

Plants make big decisions with microscopic cellular competition
A team of University of Washington researchers has identified a mechanism that some plant cells use to receive complex and contradictory messages from their neighbors.

Should we welcome multinational companies' connection to projects to improve child health?
Partnerships with multinational companies in child health programs can work to help save lives, write the co-founders of charity ColaLife in The BMJ this week.

The Lancet: Patients with complications after major surgery more likely to survive if readmitted to the same hospital
Patients rehospitalized with complications after major surgery are 26 percent more likely to survive if they return to the hospital where they had their operation compared to those readmitted to a different hospital, according to a national study involving over 9 million Medicare patients in the USA, published in The Lancet.

New biomarkers might help personalize metastatic colorectal cancer treatment
Metastatic colorectal cancer patients tend to live longer when they respond to the first line of chemotherapy their doctors recommend.

Dietary trans fat linked to worse memory
Higher consumption of dietary trans fatty acids, commonly used in processed foods to improve taste, texture and durability, has been linked to worsened memory function in men 45 years old and younger, according to a University of California, San Diego School of Medicine study published online on June 17 in PLOS ONE.

Identified the epigenetic basis of CVID through the study of identic twins
Researchers of the Chromatin and Disease Group from the Bellvitge Biomedical Research Institute (IDIBELL) and La Paz Hospital (IDIPAZ) have identified epigenetic alterations in Common Variable Immunodeficiency (CVID), the most common primary immunodeficiency, using as a starting point genetically identical monozygotic twins discordant for the disease.

Fructose powers a vicious circle
ETH researchers have found a hitherto unknown molecular mechanism that is driven by fructose and can lead to cardiac enlargement and heart failure.

Vanderbilt-led study finds significant drop in new prostate cancer diagnoses
A new study led by Vanderbilt University Medical Center investigators found new diagnoses of prostate cancer in the US declined 28 percent in the year following the draft recommendation from the United States Preventive Services Task Force (USPSTF) against routine PSA screening for men.

Elucidation of chemical ingredients in rice straw
For the first time, researchers at Kobe University and RIKEN successfully elucidated the biochemical and biofuel-producing materials contained in rice straw.

Cardiff University researchers develop pioneering new method to map enzyme activity
Researchers from Cardiff University have pioneered a new technique that will enable scientists to precisely pinpoint the areas on an enzyme that help to speed up chemical reactions.

Conflicting histories harm negotiations, researchers say
New research published in the Journal of Economic Behavior and Organization examines how past histories are harmful in negotiations, particularly when an event in the past benefited one party at the other's expense.

Tearing down the barriers to care transitions
New research could soon automate hospital discharge communication, adding critical data and cutting the time it takes the information to reach community health care providers from weeks to hours.

Scientists identify protein that sustains heart function into old age
Research conducted in fruit flies, rats and monkeys by scientists at Johns Hopkins, UC San Diego, and other institutions reveals that levels of a protein called vinculin increase with age to alter the shape and performance of cardiac muscle cells -- a healthy adaptive change that helps sustain heart muscle vitality over many decades.

Value of nonprofit hospital tax exemption nearly doubled over 9 years, reaching $24.6 billion in 2011
The value of the tax exemption provided to non-profit private hospitals in return for 'charity care and community benefit' nearly doubled over a nine-year period, climbing from an estimated $12.6 billion in 2002 to $24.6 billion dollars by 2011, according to a study funded by the Robert Wood Johnson Foundation and led by researchers at Milken Institute School of Public Health at the George Washington University.

How 'science popularizers' influence public opinion on religion
Two prominent scientists with drastically different views on the relationship of science and religion -- Richard Dawkins and Francis Collins -- have an equally different influence on these views among people who are unfamiliar with their work.

Longer breaks between shifts promote nurses' recovery from work
Reducing short breaks between shifts helps nurses recover from work, according to a new study from Finland.

Humans' built-in GPS is our 3-D sense of smell
Like homing pigeons, humans have a nose for navigation because our brains are wired to convert smells into spatial information, according to new research from UC Berkeley.

Adult craze for human breast milk purchased online poses serious health risks
The recent craze for human breast milk amongst certain fitness communities, fetishists and chronic disease sufferers is ill advised say the authors of an editorial published today by the Journal of the Royal Society of Medicine.

Important advance in the treatment and prevention of bacterial infection
A new technology which could increase protection against antibacterial and antifungal infection for weeks, months or years has been developed by researchers at the University of Bristol.

'What don't you understand about 'yes' and 'no'?'
The words 'yes' and 'no' may seem like two of the easiest expressions to understand in any language, but their actual behavior and interpretation are surprisingly difficult to pin down.

RUB scientists develop mouse model for spinocerebellar ataxia 6
Scientists at the Ruhr-Universit├Ąt Bochum established a mouse model for the human disease SCA6.

JAMA Viewpoint: Middle East respiratory syndrome: A global health challenge
In a JAMA Viewpoint published online June 17, two Georgetown public health experts outline strategies for managing MERS-CoV, focusing on transparency, trust and infection control in health care settings.

Aperiodic crystals and beyond
Once a contradiction in terms, aperiodic crystals show instead that 'long-range order' has never been defined.

Cellulose from wood can be printed in 3-D
A group of researchers at Chalmers University of Technology have managed to print and dry three-dimensional objects made entirely by cellulose for the first time with the help of a 3-D bioprinter.

Massachusetts General Hospital physicians write of their experiences in Nepal earthquake relief
Two Massachusetts General Hospital physicians who participated in the international response to the major earthquakes that hit Nepal in April and May each describe their experiences in Perspectives articles receiving Online First publication today in the New England Journal of Medicine.

NASA shows a weaker compact tropical storm Carlos
Hurricane Carlos weakened to a tropical storm on June 17 and remains a small storm that appears tightly wound on satellite imagery.

How the brain learns to distinguish between what is important and what is not
Traffic lights, neon-lit advertisements, a jungle of road signs. When learning to drive, it is often very difficult to distinguish between important and irrelevant information.

Pulsed electrical fields may provide improved skin rejuvenation
A new approach to skin rejuvenation developed at the Massachusetts General Hospital Center for Engineering in Medicine may be less likely to have unintended side effects such as scarring and altered pigmentation.

Aalto University researchers predicted existence of new quantum matter theoretically
Finland's Aalto University researchers have succeeded to predict, in theory, that superconducting surfaces can become topological superconductors when magnetic iron atoms are deposited on the surface in a regular pattern.

Better clinical management improves quality of life for neurofibromatosis patients
A genetic disorder called neurofibromatosis causes benign tumors to grow on the brain, spinal cord, and other parts of the nervous system.

Study finds a way to prevent fires in next-generation lithium batteries
In a study that could improve the safety of next-generation batteries, researchers discovered that adding two chemicals to the electrolyte of a lithium metal battery prevents the formation of dendrites -- 'fingers' of lithium that pierce the barrier between the battery's halves, causing it to short out, overheat and sometimes burst into flame.

Who's your daddy? If you're a gorilla, it doesn't matter
Being the daddy isn't important for male gorillas when it comes to their relationships with the kids; it's their rank in the group that makes the difference, says new research published in Animal Behaviour.

Wine-making shortcut gives bubbly a fruitier aroma
The best sparkling wines take months to ferment to perfection.

Stronger working memory and reduced sexual risk-taking in adolescents
A study of adolescents published in the journal Child Development, has found that individual differences in working memory, a function of the brain that helps us make decisions, can predict early sexual risk-taking.

No benefit in IVF from routinely freezing all embryos before transfer
An IVF technique which freezes all embryos generated in an initial treatment cycle and transfers them in a later cycle as freeze-thawed embryos does not improve outcome as some studies have suggested.

New taxonomy classifies rare genetic bone disorders by metabolic pathogenesis
An International Osteoporosis Foundation Working Group on Skeletal Rare Diseases has published a new classification of rare genetic metabolic bone disorders according to their metabolic pathogenesis.

Emotional brains 'physically different' to rational ones
Researchers at Monash University have found physical differences in the brains of people who respond emotionally to others' feelings, compared to those who respond more rationally, in a study published in the journal NeuroImage.

New imaging technique could make brain tumor removal safer, more effective, study suggests
Brain surgery is famously difficult for good reason: when removing a tumor, for example, neurosurgeons walk a tightrope as they try to take out as much of the cancer as possible while keeping crucial brain tissue intact -- and visually distinguishing the two is often impossible.

How much do consumers know about new sunscreen labels?
Sunscreen labels may still be confusing to consumers, with only 43 percent of those surveyed understanding the definition of the sun protection factor value, according to the results of a small study published in a research letter online by JAMA Dermatology.

Adenosine in Ambrosia pollen increases allergic response
Ragweed (Ambrosia artemisiifolia) -- an otherwise unremarkable plant -- produces pollen that can trigger strong allergic reactions such as asthma even in very small quantities.

Nurturing the entrepreneurs of tomorrow
The EuroTech Universities Alliance will host its fourth high-level event in Brussels on Monday, June 29, 2015.

Study looks at risk, family relatedness for Tourette syndrome, tic disorders
The risk for tic disorders, including Tourette syndrome and chronic tic disorders, increased with the degree of genetic relatedness in a study of families in Sweden, according to an article published online by JAMA Psychiatry.

NOAA, partners predict an average 'dead zone' for Gulf of Mexico
Scientists are expecting that this year's Gulf of Mexico hypoxic zone, also called the 'dead zone,' will be approximately 5,483 square miles or about the size of Connecticut-the same as it has averaged over the last several years.This year marks the first time the results of four models were combined.

Restoring natural immunity against cancers
Scientists at the Institut Pasteur and Inserm have successfully increased the infiltration of immune cells into tumors, thus inducing the immune system to block tumor growth.

Indiana University scientists create computational algorithm for fact-checking
Network scientists at Indiana University have developed a new computational method that can leverage any body of knowledge to aid in the complex human task of fact-checking.

Changes in HIV genetic code determine severity of disease
In a finding that furthers the understanding of human immunodeficiency virus (HIV), researchers from Children's Hospital Los Angeles discovered two locations where a single difference in HIV's genetic code altered the way the virus infected the cell, thereby influencing the progression of the disease.

Mold unlocks new route to biofuels
Scientists at the University of Manchester have made an important discovery that forms the basis for the development of new applications in biofuels and the sustainable manufacturing of chemicals.

Stanford engineers find a simple yet clever way to boost chip speeds
A computer chip has millions of transistors connected with an extensive network of copper wires.

NASA sees Bill make Texas landfall, weaken to a depression
A NASA animation of imagery from NOAA's GOES-East satellite shows the progression of Tropical Storm Bill through the western Gulf of Mexico, landfall in east Texas and weakening into a depression west of Dallas.

Best observational evidence of first generation stars in the universe
Astronomers using ESO's Very Large Telescope have discovered the brightest galaxy yet found in the early Universe and found strong evidence that first generation of stars lurk within it.

Graphic novella could help prevent hearing loss in spanish-speaking ag workers
In the Mountain West region, noise-induced hearing loss is common among Spanish-speaking agricultural workers due to their proximity to noise produced by heavy farm equipment and livestock, according to a US Department of Health and Human Services 2013 study.

Renewable energy's record year helps uncouple growth of global economy and CO2 emissions
With 135 gigawatts added, total installed renewable energy power capacity worldwide, including large hydroelectric plants, stood at 1712 gigawatts in 2014, up 8.5 percent from the year before and double the 800 gigawatts of capacity reported in the first REN21 report in 2005.

New app sheds light on phone usage
Developed at Northwestern University, AppT tracks, monitors, and analyzes mobile device usage patterns, recording how long, when, and where you use each application.

KKH leads groundbreaking large-scale pre-pregnancy study
KK Women's and Children's Hospital (KKH) leads groundbreaking large-scale pre-pregnancy study involving 1,000 local couples.

Average 'dead zone' for Gulf of Mexico in 2015, U-M and partners predict
A University of Michigan researcher and his colleagues are forecasting an average but still large 'dead zone' in the Gulf of Mexico this year.

Acid-reducing medications sharply raise risk of C. diff. bacteria infection in kids
Infants and children who are given prescription acid-reducing medications face a substantially higher risk of developing Clostridium difficile infection, a potentially severe colonic disorder.

Satellites enable coral reef science leap from Darwin to online
With Earth-observing satellite data, scientists can now monitor the health of coral reefs, even in the most remote regions scattered around the globe where it is otherwise difficult to see changes.

Researchers discover first sensor of Earth's magnetic field in an animal
Scientists have identified the first sensor of the Earth's magnetic field in an animal, finding in the brain of a tiny worm (C. elegans) a big clue to a long-held mystery about how animals' internal compasses work.

Vinculin protein boosts function in the aging heart
A team of researchers led by bioengineers at the University of California, San Diego provide new insights on how hearts 'stay young' and keep functioning over a lifetime despite the fact that most organisms generate few new heart cells.

Medical resources allocated equally across groups, but more efficiently across individuals
People make dramatically different decisions about who should receive hypothetical transplant organs depending on whether the potential recipients are presented as individuals or as part of a larger group, according to new research published in Psychological Science, a journal of the Association for Psychological Science.

Men get ahead by chatting before negotiations
New research finds small talk in negotiations has a stronger, more consistent effect for men.

Nothing escapes The Global Ear: Nuclear tests, volcanoes, earthquakes or meteors
From earthquakes in Nepal to volcanic eruptions in Chile, from meteors crashing to Earth to the songs of migrating whales in the Indian Ocean, The Global Ear hears all.

Breast-conserving therapy for early-stage cancers has increased, though access an issue
The first comprehensive national review of breast-conserving therapy (BCT) shows that over the last 13 years rates of this treatment modality for early-stage breast cancer have increased at a steady pace.

Coordinating across 8 agencies to count vulnerable shorebirds
American oystercatcher nests are sparsely distributed, time-intensive to find, and often in remote locations, all adding to the challenge of estimating the size of their breeding population.

Canadian and Israeli scientists meet to tackle pancreatic cancer
Canadian and Israeli scientists gathered at the Hebrew University of Jerusalem to dedicate the Alex U.

Harvard Medical School Cancer Biology and Therapeutics Training Program launches in Doha
Harvard Medical School (HMS) and the Qatar Biomedical Research Institute (QBRI) have signed an agreement to establish the HMS Cancer Biology and Therapeutics training program (HMS-CBT), to be launched in Doha.

Studies at American Headache Society Meeting show promise in new migraine prevention drugs
Promising studies on three new migraine drugs in a new class -- CGRP antagonists -- will be presented at the American Headache Society's annual scientific meeting.

Network model for tracking Twitter memes sheds light on information spreading in the brain
An international team of researchers from Indiana University and Switzerland is using data mapping methods created to track the spread of information on social networks to trace its dissemination across a surprisingly different system: the human brain.

Recalling positive memories reverses stress-induced depression
In a remarkable demonstration of the curative power of memory, published in Nature, scientists have established that artificial reactivation of memories stored during a positive experience can suppress the effects of stress-induced depression.

Is phthalate alternative really safe?
A commonly used plasticizer known as DINCH, which is found in products that come into close contact with humans might not be as safe as initially thought.

Novel battery uses light to produce power (video)
To move the world toward sustainability, scientists are continuing to explore and improve ways to tap the vast power of sunlight to make fuels and generate electricity.

Tissue 'scaffold' technology could help rebuild large organs
Scientists have developed a new tissue 'scaffold' technology that could one day enable the engineering of large organs.

UC research explores national trends in commuting patterns
Study examines 25 metro regions over 20 years to see who has the shortest and longest commutes to work.

Age-related inflammatory processes facilitate development of COPD
At present, there is a lack of effective treatments that target the causes of chronic obstructive pulmonary disease (COPD).

Human cells used to create fully functioning lipid system in mouse model
Researchers at Baylor College of Medicine say they have now created a new disease model that more than just resembles the human mechanisms; it acts as a fully functioning human lipid system within a mouse to specifically study hypercholesterolemia, a form of high cholesterol caused by a genetic defect.

Study of Ebola survivors opens in Liberia
The Liberia-US clinical research partnership known as PREVAIL has launched a study of people in Liberia who have survived Ebola virus disease (EVD) within the past two years.

UB takes important steps toward understanding how animals make sense of the auditory world
Sit down with a friend in a quiet restaurant and begin talking, just before the dinner crowd's arrival.

Sunscreen confusion may burn shoppers
Consumers may need more help navigating the sunscreen aisle. A new Northwestern Medicine study found that many people seem to be confused by sunscreen terminology.

A new way to image surfaces on the nanoscale
A multi-institutional team of scientists, including a Northwestern University professor of materials science and engineering, has taken an important step in understanding where atoms are located on the surfaces of rough materials, information that could be very useful in diverse commercial applications, such as developing green energy and understanding how materials rust.

Weighing yourself daily can tip the scale in your favor
For those wishing to lose weight and keep it off, here's a simple strategy that works: step on a scale each day and track the results.

Beating advanced cancers: New epigenomic block for advanced cancer
An international research team led by Mayo Clinic oncologists has found a new way to identify and possibly stop the progression of many late-stage cancers, including bladder, blood, bone, brain, lung and kidney.

Potent approach shows promise for chronic pain
Non-narcotic treatments for chronic pain that work well in people, not just mice, are sorely needed.

Rare disorder found to have a common form
The findings could help diagnose and treat a number of autoimmune syndromes.

Early life stress affects cognitive functioning in low-income children
A new Child Development study has identified how specific patterns of cortisol activity may relate to the cognitive abilities of children in poverty.

Open sesame: Making sesame seeds a growth area in global food production
The humble sesame seed has traditionally been unprofitable and difficult to harvest because it produces a low yield.

Doctors protest over Australia's 'repressive legislation' on asylum seekers
In The BMJ this week, two doctors criticize Australia for passing legislation that may be used to silence doctors working with asylum seekers.

Climate change may impact future tourism at some US national parks
Visitation at US national parks may potentially increase with increasing temperature in temperate areas, but may decrease with temperatures rising over 80 degrees Fahrenheit.

Isolation and characterization of human hepatocytes and non-parenchymal liver cells
In recent years, human liver cells have gained increasing importance in research, e.g. for studies on drug toxicity or the development of disease models.

On the road to needle-free medicine
Needle injections have been around since 1657 and remain a key delivery method for many drugs, including vaccines that have prevented countless illnesses.

CU-Boulder-led study shows moon engulfed in permanent, lopsided dust cloud
The moon is engulfed in a permanent but lopsided dust cloud that increases in density when annual events like the Geminids spew shooting stars, according to a new study led by University of Colorado Boulder.

New mechanism for male infertility discovered
A new study led from Karolinska Institutet in Sweden links male infertility to autoimmune prostatic inflammation.

This week from AGU: Gender parity in the geosciences, Tibetan Plateau formation
This week from AGU includes gender parity in the geosciences and Tibetan Plateau formation.

Protein plays unexpected role in embryonic stem cells
A protein long believed to only guard the nucleus also regulates gene expression and stem cell development.

Toward nanorobots that swim through blood to deliver drugs (video)
Someday, treating patients with nanorobots could become standard practice to deliver medicine specifically to parts of the body affected by disease.

Alaska glaciers make large contributions to global sea level rise
Alaska's melting glaciers are adding enough water to the Earth's oceans to cover the state of Alaska with a 1-foot thick layer of water every seven years, a new study shows.

Mantis shrimp inspires new body armor and football helmet design
The mantis shrimp is able to repeatedly pummel the shells of prey using a hammer-like appendage that can withstand rapid-fire blows by neutralizing certain frequencies of 'shear waves,' according to a new research paper by University of California, Riverside and Purdue University engineers.

Individuals with social phobia have too much serotonin -- not too little
Previous studies have led researchers to believe that individuals with social anxiety disorder or social phobia have too low levels of the neurotransmitter serotonin.

New tool identifies novel compound targeting causes of type 2 diabetes
A new drug screening technology developed at the Harvard T.H.

Discovery may lead to targeted melanoma therapies
Melanoma patients with high levels of a protein that controls the expression of pro-growth genes are less likely to survive, according to a new study.

Professor Patrizio Antici elected Fellow of the European Physical Society
Professor Patrizio Antici of the Energy Materials Telecommunications Research Centre has been elected Fellow of the European Physical Society for his outstanding contribution to physics.

A new look at surface chemistry
A multi-institutional team of researchers, including scientists from Berkeley Lab have used a new scanning electron microscopy technique to resolve the unique atomic structure at the surface of a material.

VLA reveals 'bashful' black hole in neighboring galaxy
Radio observations give new evidence for long-sought supermassive black hole in small satellite galaxy orbiting the Andromeda Galaxy.

Astronomers find best observational evidence of first-generation stars in the universe
Astronomers, including UC Riverside scientists, using the European Southern Observatory's Very Large Telescope have discovered by far the brightest galaxy yet found in the early universe and found strong evidence that examples of the first generation of stars lurk within it.

NIH-funded researchers identify new genetic immune disorder
NIH-funded researchers funded have identified a new immune disorder -- DOCK2 deficiency -- named after the mutated gene responsible for the disease.

Astronomers create array of Earth-like planet models
To sort out the biological intricacies of Earth-like planets, astronomers have developed computer models that examine how ultraviolet radiation from other planets' nearby suns may affect those worlds, according to new research published June 10 in Astrophysical Journal.

Nightingales show off their fathering skills through song
The song of the male nightingale tells females how good a father he will be, according to research published in the open-access journal BMC Evolutionary Biology.

Knowledge about alternative medicine connected to education, income
SF State research finds that individuals with lower education and income levels are less likely to know about yoga, acupuncture and other complementary treatments.

Potential downside to domestic surgical tourism
Up to 22 percent of surgical patients experience unexpected complications and must be readmitted for post-operative care.

Exercise can help control blood glucose, and trim waist size and body fat in diabetics
Diabetics who exercise can trim waist size and body fat, and control blood glucose, even if they don't see cardiorespiratory benefits, new research by UT Southwestern Medical Center cardiologists shows.

Fish offer lessons in effective leadership
Good leaders needing to strike a balance between striving to reach goals and keeping their followers with them has deep evolutionary roots, according to a new study from the universities of Bristol, UK, Harvard and Princeton on schooling fish. 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