Brightsurf Science News & Current Events

August 16, 2017
Telemedicine as effective as in-person care for Parkinson's disease
New findings from a nationwide program that links neurologists with patients with Parkinson's disease in their homes via video conferencing shows that telemedicine can successfully deliver quality care.

NASA's infrared look at Hurricane Gert
NASA's Aqua satellite provided an infrared look at the power within Atlantic Hurricane Gert and saw the hurricane had very cold cloud top temperatures.

Hypothermia after stroke reduces dynamin levels and neuronal cell death
A new study has shown that following brain ischemia caused by cerebral blockage in mice both immediate and delayed reduction in body temperature helped limit cell death and levels of a protein called dynamin.

For post-menopausal women, vaginal estrogens do not raise risk of cancer, other diseases
Women who have gone through menopause and who have been using a vaginal form of estrogen therapy do not have a higher risk of cardiovascular disease and cancer than women who have not been using any type of estrogen.

In a nutshell: Walnuts activate brain region involved in appetite control
Double-blind test bolsters observational data that walnuts promote feelings of fullness.

Pig-to-person spread of flu at fairs a continued concern
The spread of influenza among pigs is common at fairs and other gatherings, and protective measures including cutting the length of time pigs and people congregate make good sense for both the animals and humans, say the authors of a new study.

Daily e-cigarette users had highest rates of quitting smoking
Among US adults who were established smokers in the past five years, those who use e-cigarettes daily were significantly more likely to have quit cigarettes compared to those who have never tried e-cigarettes.

Study: Playing smartphone app aids concussion recovery in teens
Generally, after suffering a concussion, patients are encouraged to avoid reading, watching TV and using mobile devices to help their brains heal.

A new critically endangered tree species depends on unique habitat found only on Kaua'i
A new tree species, endemic to the floristically rich high Hawaiian island Kaua'i, is already assessed as Critically Endangered according to IUCN criteria.

Drug-delivering micromotors treat their first bacterial infection in the stomach
Nanoengineers at the University of California San Diego have demonstrated for the first time using micromotors to treat a bacterial infection in the stomach.

Modeling human psychology
A human being's psychological make-up depends on an array of emotional and motivational parameters.

Now and Zen: Lower prenatal stress reduces risk of behavioural issues in kids
Expectant mothers may want to consider adopting today's trend towards stress management, in light of new research pointing to its ability to lower the risk of problematic behaviour in their offspring.

Subarachnoid hemorrhage and the need for expert treatment
Research led by the head of the Barrow Neurological Institute and published in the July 20, 2017 issue of The New England Journal of Medicine reveals that subarachnoid hemorrhages, which are caused by ruptured brain aneurysms, account for 5-10 percent of all strokes and are best managed by experienced and dedicated experts at high-volume centers with neurosurgeons, endovascular surgeons and stroke neurologists.

University of Stirling team discovers new plant in Shetland
Scientists at the University of Stirling have discovered a new type of plant growing in Shetland -- with its evolution only having occurred in the last 200 years.

Popular sungazer lizards under threat from poaching
The sungazer (Smaug giganteus), a dragon-like lizard species endemic to the Highveld regions of South Africa, is facing an assault on two fronts as farming and industrialization encroaches on its natural habitat -- which already consist of only a several hundred square kilometers globally -- while the illegal global pet trade is adding pressure on pushing the species into extinction.

What does music mean? Sign language may offer an answer, new research concludes
How do we detect the meaning of music? We may gain some insights by looking at an unlikely source, sign language, a newly released linguistic analysis concludes.

The environmental injustice of beauty
A commentary calls for policies to protect women, especially minority women, from exposure to toxic chemicals in beauty products.

Mars 2020 mission to use smart methods to seek signs of past life
NASA's Mars 2020 mission, which will look for signs of past life on Mars, will use smart methods originally developed to find the oldest life on Earth, according the mission's Deputy Project Scientist, Dr Ken Williford.

Starting opioid addiction treatment in the ED is cost-effective
The most cost-effective treatment for people with untreated opioid addiction who visit the emergency department (ED) is buprenorphine, a medication to reduce drug cravings and withdrawal, say Yale researchers.

Expert panel reviews neuraminidase inhibitors for the prevention and treatment of influenza
An ECDC expert opinion concludes that there is clear evidence supporting the use of neuraminidase inhibitors in the treatment and prevention of influenza.

Researchers discover fundamental pathology behind ALS
Identifying the basic cellular malfunction underlying amyotrophic lateral sclerosis and a form of dementia opens the pathway to developing treatments to prevent the disease by preserving neurons.

Comparing the jaws of porcupine fish reveals three new species
Researchers at the Smithsonian Tropical Research Institute and colleagues compared fossil porcupine fish jaws and tooth plates collected on expeditions to Panama, Colombia, Venezuela and Brazil with those from museum specimens and modern porcupine fish, revealing three new species.

Fizzy soda water could be key to clean manufacture of flat wonder material: Graphene
As graphene's popularity grows as an advanced 'wonder' material, the speed and quality at which it can be manufactured will be paramount.

The irresistible fragrance of dying vinegar flies
Vinegar flies should normally try to avoid their sick conspecifics to prevent becoming infected themselves.

Boron nitride foam soaks up carbon dioxide
Rice University researchers create a reusable hexagonal-boron nitride foam that soaks up more than three times its weight in carbon dioxide.

Raising the minimum wage would reduce child neglect cases
Raising the minimum wage by $1 per hour would result in a substantial decrease in the number of reported cases of child neglect, according to a new study co-authored by an Indiana University researcher.

Increased support could reduce attrition rates among general surgery residents
A new study found the attrition rate among medical residents training in general surgery was lower than previously determined -- just 8.8 percent instead of 20 percent -- and that program directors' attitudes and support for struggling residents and resident education were significantly different in high- and low-attrition programs.

Molecule increases pregnancy rate and number of offspring in cattle
Researchers at Inprenha Biotecnologia and the University of São Paulo, in Brazil, have discovered a molecule that can increase bovine pregnancy rates and reduce early embryo loss.

Domestic abuse 'workshops' reduce repeat offending and harm to public -- study
First UK experiment on policing domestic abuse finds 35 percent fewer men reoffending against partners -- and reoffenders causing less harm to victims -- when mandated to attend charity-run discussion course.

CU Anschutz and UC San Diego researchers find creosote bush could treat deadly infections
Researchers at the Skaggs School of Pharmacy and Pharmaceutical Sciences at the University of Colorado Anschutz Medical Campus and UC San Diego have found that compounds produced by the creosote bush, a desert shrub common to American Southwest, exhibit potent anti-parasitic activity against two deadly parasites responsible for Giardia infections (Giardia lamblia) and the amoeba that causes an often-lethal form of encephalitis (Naegleria fowleri).

Heavily-used pesticide linked to breathing problems in farmworkers' children
New study finds that elemental sulfur is linked to reduced lung function, more asthma-related symptoms and higher asthma medication use in children living about a half-mile or less from farms that use the pesticide.

Elevated testosterone causes bull market trading
Study led by researchers from the Ivey Business School, University of Oxford, and Claremont Graduate University for the first time has shown that testosterone directly impacts financial decisions that drive prices up and destabilize markets.

Genetic variants found to play key role in human immune system
Novel insights into the genetic contribution to varying immune responses.

Harnessing rich satellite data to estimate crop yield
Without advanced sensing technology, humans see only a small portion of the entire electromagnetic spectrum.

Spray-on electric rainbows: Making safer electrochromic inks
A flick of a switch, and electrochromic films change their colors.

This week from AGU: New study details ocean's role in fourth-largest extinction
Extremely low oxygen levels in Earth's oceans could be responsible for extending the effects of a mass extinction that wiped out millions of species on Earth around 200 million years ago, according to a new study published in Geochemistry, Geophysics, Geosystems.

Study examines initial events linked to sustained opioid use
Most of the events that led to sustained prescription opioid use were not hospital events and associated procedures, but diagnoses that were either nonspecific or associated with spinal or other conditions for which opioid administration is not considered standard of care, according to a study published by JAMA Surgery.

Could olfactory loss point to Alzheimer's disease?
Simple odor identification tests may help track the progression of Alzheimer's disease before symptoms actually appear, particularly among those at risk.

NASA sees wind shear battering Banyan
NASA's Terra satellite captured an infrared image of Typhoon Banyan that showed the strongest storms were being pushed northeast of the center from wind shear.

Going 'green' with plant-based resins
Airplanes, electronics and solar cells are all in demand, but the materials holding these items together -- epoxy thermosets -- are not environmentally friendly.

Blood-filtering organs fight infections that enter through the skin
New information about how and where the innate immune system fights off viral infections that enter through the skin could lead to better treatments for viruses like Zika, dengue and measles, according to Penn State College of Medicine researchers.

Greenland ice flow likely to speed up: New data assert glaciers move over sediment, which gets more slippery as it gets wetter
Flow of the Greenland Ice Sheet is likely to speed up in the future, despite a recent slowdown, because its outlet glaciers slide over wet sediment, not hard rock, new research based on seismic surveys has confirmed.

New research shows promise for improving vascular access for hemodialysis patients
Hemodialysis requires repeated access to the blood. Failure to maintain adequate access to the vasculature is a major cause of medical complications and, potentially, death for these patients.

Print no evil: Three-layer technique helps secure additive manufacturing
Researchers have developed a three-layer system to verify that components produced using additive manufacturing have not been compromised by malicious activity or quality issues.

Toxic formaldehyde is produced inside our own cells, scientists discover
New research has revealed that some of the toxin formaldehyde in our bodies does not come from our environment -- it is a by-product of an essential reaction inside our own cells.

Heart failure patients, clinicians have differing perceptions of risk level
Physicians identified a majority of patients with advanced heart failure as at high risk for transplant, left ventricular assist device (LVAD) or death while few of those patients considered themselves to be at high risk, according to a study published today in JACC: Heart Failure.

The nerve-guiding 'labels' that may one day help re-establish broken nervous connections
Working with fruit flies, scientists have identified different labels that attract and control specific nerves.

Trying to resist the urge to splurge? Ditch the smartphone
You are more likely to indulge in guilty pleasures when shopping online with a touchscreen versus a desktop computer, according to research from UBC's Okanagan campus.

Moving beyond nudges to improve health and health care policies
With countries around the world struggling to deliver quality health care and contain costs, a team of behavioral economists led by Carnegie Mellon University's George Loewenstein believes it's time to apply recent insights on human behavior to inform and reform health policy.

Researchers map brain tumor cells' adaptation to oxygen deprivation
The most aggressive variant of brain tumor -- glioblastoma -- has an average survival rate of 15 months.

Study: Stop thinking your wife is bad with money
A new multistate study from researchers at BYU and Kansas State found when a husband thinks his wife spends too much money, whether it's reality or perception, financial and marriage problems follow

Computer scientists use music to covertly track body movements, activity
Researchers at the University of Washington have demonstrated how it is possible to transform a smart device into a surveillance tool that can collect information about the body position and movements of the user, as well as other people in the device's immediate vicinity.

Survey examines pubic hair grooming-related injuries
Pubic hair grooming is a widespread practice and about a quarter of people who groom reported grooming-related injuries in a national survey, according to a new article published by JAMA Dermatology.

Scientists use magnetic fields to remotely stimulate brain -- and control body movements
Scientists have used magnetism to activate tiny groups of cells in the brain, inducing bodily movements that include running, rotating and losing control of the extremities -- an achievement that could lead to advances in studying and treating neurological disease.

Soil microbes persist through National Mall facelift
It's not every day United States history mixes with microbes in the soil.

Follow the Bitcoin to find victims of human trafficking
A team of university researchers has devised the first automated techniques to identify ads potentially tied to human trafficking rings and link them to public information from Bitcoin -- the primary payment method for online sex ads.

Specialists make breakthrough in the treatment of anal cancer
Specialists at The Christie and The University of Manchester have made a breakthrough which could potentially improve detection and treatment of anal cancer, as well as have wider implications for other cancers.

Mosses used to evaluate atmospheric conditions in urban areas
Researchers have developed a method to evaluate atmospheric conditions using mosses (bryophytes) in urban areas, a development that could facilitate broader evaluations of atmospheric environments.

New tool aims to make surgery safer by helping doctors see nerves
A new noninvasive approach that uses polarized light to make nerves stand out from other tissue could help surgeons avoid accidentally injuring nerves or assist them in identifying nerves in need of repair.

Poll: Senate ACA replacement bill failure related to divisions among Republicans and parties
A new analysis of 27 national public opinion polls by 12 survey organizations finds the failure of the recent US Senate debate over proposals to repeal and replace the Affordable Care Act (ACA) relates to deep divisions among Republicans, and between Republicans and Democrats, on the future of the ACA.

Voter behavior influenced by hot weather
Hot weather can affect human behavior and has been linked to political rebellions and riots.

Deafness in farmed salmon linked to accelerated growth
Half of the world's farmed salmon are part deaf due to accelerated growth rates in aquaculture, new research has found.

Why the definition of polycystic ovary syndrome harms women
The changed definition of polycystic ovary syndrome harms women and brings no clear benefit, say Australian scientists in today's British Medical Journal.

Modern genetic sequencing tools give clearer picture of how corals are related
As corals face threats from ocean warming, a new study uses the latest genetic-sequencing tools to help unravel the relationships between three similar-looking corals.

Multicolor MRIs could aid disease detection
Researchers at Case Western Reserve University School of Medicine have developed a method that could make magnetic resonance imaging -- MRI -- multicolor.

Study identifies a new way to prevent a deadly fungal infection spreading to the brain
Research led by the University of Birmingham has discovered a way to stop a deadly fungus from 'hijacking' the body's immune system and spreading to the brain.

Scientists discover powerful potential pain reliever
Chemists have discovered a powerful pain reliever that acts on a previously unknown pain pathway.

Cardiac ICU patient composition is changing over time
A new University of Michigan study finds slightly more than half of heart patients are admitted to the CICU for noncardiac conditions, such as sepsis or renal failure, rather than for a heart condition.

Online education boosts proper use of drugs that prevent blood clots
Results of a yearlong study funded by the Patient-Centered Outcomes Research Institute (PCORI) with more than 900 nurses at The Johns Hopkins Hospital suggest that well-designed online education can decrease the rate of nonadministration of prescribed and necessary doses of blood thinners to prevent potentially lethal blood clots in hospitalized patients.

Study calls for action to help adolescents with diabetes transition to adult care
Adolescence can be turbulent period of life, with struggles to establish autonomy, identity issues and risk-taking behaviours.

Biophysics explains how immune cells kill bacteria
A new data analysis technique, moving subtrajectory analysis, designed by researchers at Tokyo Institute of Technology, defines the dynamics and kinetics of key molecules in the immune response to an infection.

HIIT helps combat high insulin resistance -- a warning sign for diabetes
Patients at risk for type 2 diabetes are often asked to exercise, but exercise doesn't help each patient equally.

Scientists develop blood test that spots tumor-derived DNA in people with early-stage cancers
In a bid to detect cancers early and in a noninvasive way, scientists at the Johns Hopkins Kimmel Cancer Center report they have developed a test that spots tiny amounts of cancer-specific DNA in blood and have used it to accurately identify more than half of 138 people with relatively early-stage colorectal, breast, lung and ovarian cancers.

Researchers clarify mystery about proposed battery material
A compound called lithium iodide (LiI) has been considered a leading material for lithium-air batteries, which could deliver more energy per pound compared to today's leading batteries.

129I waste used to track ocean currents for 15,000 km after discharge from nuclear plants
Radioactive 129I has traveled the equivalent of a third of the way round the globe, since being released from nuclear fuel reprocessing plants in the UK and France.

Turning pollen into a low-cost fertilizer
As the world population continues to balloon, agricultural experts puzzle over how farms will produce enough food to keep up with demand.

Acupuncture, electrotherapy after knee replacement associated with reduced and delayed opioid use
An analysis of drug-free interventions to reduce pain or opioid use after total knee replacement found modest but clinically significant evidence that acupuncture and electrotherapy can potentially reduce and delay opioid use; evidence for other interventions, such as cryotherapy and preoperative exercise, had less support, according to a study published by JAMA Surgery.

Superconductivity research reveals potential new state of matter
A potential new state of matter is being reported in the journal Nature, with research showing that among superconducting materials in high magnetic fields, the phenomenon of electronic symmetry breaking is common.

Tropical trees maintain high carbon accumulation rates into old age
Tropical trees maintain high carbon accumulation rates into old age, according to a study published Aug.

New strategy to treat aggressive lung cancer
Research conducted by a team of Norton Thoracic Institute scientists on a novel therapeutic avenue for an aggressive and difficult to treat subgroup of lung cancer was published in the Aug.

Telling people not to 'down' drinks could make them drink more
Campaigns designed to stop young people 'bolting' drinks can be ineffective and can even make them more likely to do it, new research suggests.

Blood marker may predict postmenopausal women's risk of bone fractures
In a study published in the Journal of Bone and Mineral Research, blood tests that detect fragments of a protein secreted by bone cells helped to predict fracture risk in postmenopausal women, independently of bone mineral density, bone turnover markers, and other measures of bone health.

Supermassive black holes feed on cosmic jellyfish
Observations of 'Jellyfish galaxies' with ESO's Very Large Telescope have revealed a previously unknown way to fuel supermassive black holes.

Sex ads linked to Bitcoin data in a step toward fighting human trafficking
A UC Berkeley PhD candidate has developed the first automated techniques to identify adult ads tied to human trafficking rings by linking the ads to public information from Bitcoin -- the primary payment method for online sex ads.

UMass Amherst researchers find 'switch' that turns on immune cells' tumor-killing ability
Molecular biologists led by Leonid Pobezinsky and his wife and research collaborator Elena Pobezinskaya at the University of Massachusetts Amherst have published results that for the first time show how a microRNA molecule known as Lethal-7 (let-7) serves as a molecular control hub to direct the function of cytotoxic T lymphocytes by putting the brakes on their cell-killing activities.

Injecting manure instead of spreading on surface reduces estrogen loads
With water quality in the Chesapeake Bay suffering from excess nutrients and fish populations in rivers such as the Susquehanna experiencing gender skewing and other reproductive abnormalities, understanding how to minimize runoff of both nutrients and endocrine-disrupting compounds from farm fields after manure applications is a critical objective for agriculture.

Understanding how fish grow their hearts could help humans, professor finds
A University of Guelph professor has identified a protein that enables fish to change the size of their hearts based on the temperature of the water.

Gold shines through properties of nano biosensors
With their remarkable electrical and optical properties, along with biocompatibility, photostability and chemical stability, gold nanoclusters are gaining a foothold in a number of research areas, particularly in biosensing and biolabeling.

Defeating cyberattacks on 3-D printers
With cyberattacks on 3-D printers likely to threaten health and safety, researchers at Rutgers University-New Brunswick and Georgia Institute of Technology have developed novel methods to combat them, according to a groundbreaking study.

Whales turn tail at ocean mining noise
A new international study has measured the effect of loud sounds on migrating humpback whales as concern grows as oceans become noisier.

USGS news: Changing tides: Lake Michigan could best support lake trout and steelhead
Invasive mussels and less nutrients from tributaries have altered the Lake Michigan ecosystem, making it more conducive to the stocking of lake trout and steelhead than Chinook salmon, according to a recent US Geological Survey and Michigan State University study.

New report outlines research agenda for microbiomes, indoor environments, and human health
Even with a growing body of research on microorganisms and humans in indoor environments, many of their interconnections remain unknown, says a new report by the National Academies of Sciences, Engineering, and Medicine.

Cell cycle-blocking drugs can shrink tumors by enlisting immune system in attack on cancer
Study explains why CDK4/6 inhibitors can shrink tumor in some advanced breast cancers .

Combination of traditional chemotherapy, new drug kills rare cancer cells in mice
An experimental drug combined with the traditional chemotherapy drug cisplatin, when used in mice, destroyed a rare form of salivary gland tumor and prevented a recurrence within 300 days, a University of Michigan study found.

Zika pandemic study shows health authorities can improve communication and monitoring
Researchers at the Hebrew University of Jerusalem who studied health monitoring and communication during the recent Zika pandemic have proposed ways for health authorities to better contain future pandemics.

Cenozoic carnivore from Turkey may have evolved without placental competitors
A new marsupial-like carnivorous animal that lived more than 40 million years ago in what is now Turkey may have evolved in the absence of competition from placental mammals, according to a study published Aug.

Researchers identify oestrogen receptor stem cells in the in the mammary gland
One of the key questions in stem cell and cancer biology is to understand the cellular hierarchy governing tissue development and maintenance and the cancer cell of origin.

Therapeutic cocktail could restore motor skills after spinal cord injury, stroke
After spinal cord injury or stroke, axons originating in the brain's cortex and along the spinal cord become damaged, disrupting motor skills.

Eye patterns in children: The development of anxiety and emotion
According to new research by Kalina Michalska, assistant professor of psychology at the University of California, Riverside, we now know that anxious children tend to avoid making eye contact, and this has consequences for how they experience fear.

Supervolcanoes: A key to America's electric future?
Stanford researchers show that lake sediments preserved within ancient supervolcanoes can host large lithium-rich clay deposits.

Giant larvaceans transfer ocean pollution by ingesting plastic waste
Pinkie-sized plankton called giant larvaceans can ingest tiny pieces of plastic and pass them in their fecal pellets, which then sink to the bottom of the ocean.

Candy cane supercapacitor could enable fast charging of mobile phones
Supercapacitors promise recharging of phones and other devices in seconds and minutes as opposed to hours for batteries.

VA targets healthcare equity for all veterans -- new research on reducing health disparities presented in Medical Care
In recent years, the Veterans Administration (VA) Healthcare System has expanded its efforts to target groups of veterans facing disparities in healthcare access and outcomes.

New test differentiates between Lyme disease, similar illness
A team of researchers led by Colorado State University has identified a way to distinguish Lyme disease from similar conditions.

Depression overshadows the past as well as the present
Depressed people have a peculiar view of the past -- rather than glorifying the 'good old days,' they project their generally bleak outlook on to past events, according to new research.

Larvaceans provide a pathway for transporting microplastics into deep-sea food webs
A new paper by MBARI researchers shows that filter-feeding animals called giant larvaceans can collect and consume microplastic particles, potentially carrying microplastics to the deep seafloor.

Impaired DNA replication can cause epigenetic changes inherited for several generations
Scientists reveal that a fault in the process that copies DNA during cell division can cause epigenetic changes that may be inherited for up-to five generations.

How future volcanic eruptions will impact Earth's ozone layer
The next major volcanic eruption could kick-start chemical reactions that would seriously damage the planet's already besieged ozone layer.

Blood biopsy reveals unique, targetable genetic alterations in patients with rare cancer
Using fragments of circulating tumor DNA in blood, University of California San Diego School of Medicine researchers were able to identify theoretically targetable genetic alterations in 66 percent of patients with cancer of unknown primary (CUP), a rare disease with seven to 12 cases per 100,000 people each year.

Noninvasive detection for early stage cancers from circulating DNA
A new DNA sequencing-based method could help noninvasively detect early stage cancers by analyzing fragments of genetic material circulating in the blood that originate from tumors.

Predators preserve existing animal species
A new study from Lund University in Sweden increases knowledge of how boundaries and barriers are maintained between different species in the animal world.

Navigation and spatial memory: New brain region identified to be involved
Researchers at NERF (VIB-imec-KU Leuven) have now uncovered striking neural activity patterns in a brain area called the retrosplenial cortex that may assist with spatial memory and navigation.

Harvard researchers develop tough, self-healing rubber
Imagine a tire that could heal after being punctured or a rubber band that never snapped.

Study solves mystery of how first animals appeared on Earth
Research led by the Australian National University has solved the mystery of how the first animals appeared on Earth, a pivotal moment for the planet without which humans would not exist.

Children who skip breakfast may not be getting recommended nutrients
A study by researchers at King's College London has found that children who skip breakfast regularly may not be consuming the daily amounts of key nutrients for growth and development that are recommended by the UK government.

City College researchers produce smart fabric to neutralize nerve gas
From the lab of City College of New York chemical engineer and Fulbright Scholar Teresa J.

Popular immunotherapy target turns out to have a surprising buddy
The majority of current cancer immunotherapies focus on PD-L1. This well-studied protein turns out to be controlled by a partner, CMTM6, a previously unexplored molecule that is now suddenly also a potential therapeutic target.

Smart electrical grids more vulnerable to cyber attacks
Electricity distribution systems in the USA are gradually being modernized and transposed to smart grids, which make use of two-way communication and computer processing.

Fish database could help eliminate the ultimate bait and switch
Fish fraud, the misrepresentation of cheaper fish as more expensive ones, is a rampant problem worldwide.

Antifreeze to improve airplanes, ice cream and organ transplants
The design of airplane wings and storing organs for transplant could both become safer and more effective, thanks to a synthetic antifreeze which prevents the growth of ice crystals, developed by researchers at the University of Warwick.

Scientists give star treatment to lesser-known cells crucial for brain development
After decades of relative neglect, star-shaped brain cells called astrocytes are finally getting their due.

Using barcodes to trace cell development
There are various concepts about how blood cells develop. However, they are based almost exclusively on experiments that solely reflect snapshots.

A decade of monitoring shows the dynamics of a conserved Atlantic tropical forest
Characterized with high levels of biodiversity and endemism, the Atlantic Tropical Forest has been facing serious anthropogenic threats over the last several decades.

Why teens take risks: It's not a deficit in brain development
A popular theory in neuroscience proposes that slow development of the prefrontal cortex explains teenagers' seemingly impulsive and risky behavior.

Study reveals the evolutionary history of imperiled salmon stocks
New technologies for analyzing DNA may transform how imperiled species are considered and managed for conservation protection, according to a study published today in the journal Science Advances and led by the University of California, Davis.

Study: Opioids overused in migraine treatment, regardless of race
African-Americans are more likely to experience debilitating migraine headaches than whites, but a new study probing the issue found no evidence of racial disparities in treatment practices.

Smoking raises risk of aneurysm recurrence after endovascular treatment
A history of smoking significantly increases the chance that survivors will experience recurrence of a brain aneurysm, according to a University of Michigan study. 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