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Science Current Events and Science News | Brightsurf | May 24, 2017


Study suggests metals from Bolivian mines affect crops and pose potential health risk
A University of Oklahoma Civil Engineering and Environmental Science Professor Robert Nairn and his co-authors have conducted a collaborative study that suggests exposure to trace metals from potatoes grown in soil irrigated with waters from the Potosi mining region in Bolivia, home to the world's largest silver deposit, may put residents at risk of non-cancer health illnesses.
How do blind cavefish find their way? The answer could be in their bones
Blind cavefish typically have skulls that bend slightly to the left.
AGS raises serious concerns on cuts to geriatrics in 2018 budget proposal
The American Geriatrics Society voiced deep concern for proposed cuts to geriatrics health professions programs, healthcare research, Medicaid, and a range of services benefiting us all as we age -- all cuts outlined by President Trump in his full budget proposal for Fiscal Year 2018, which begins on Oct.
Fighting forgery with paper fingerprints
Newcastle University's cyber team have found a simple new way to prevent forgery of official documents such as certificates and passports.
Research in Los Angeles shows water loss
In the summer of 2010, Los Angeles lost about 100 gallons of water per person per day to the atmosphere through evaporation, mostly from overwatering of lawns and trees.
Noted experts critically evaluate benefits of medical marijuana for treatment of epilepsy
Although cannabis had been used for many centuries for treatment of seizure disorders, medical use became prohibited in the 20th century.
Disaster risk management: Science helps save lives
Natural and man-made disasters threaten millions of people every year and cause billions of property damage.
New online database has answers on mitochondrial disorders
Providing answers - or at least more information - to the most difficult medical questions is the aim of medical scientists.
Are wolverines in the Arctic in the climate change crosshairs?
Will reductions in Arctic snow cover make tundra-dwelling wolverines more vulnerable to climate change than previously thought?
System piggybacks on Bitcoin to prevent identity theft
At the IEEE Symposium on Security and Privacy this week, researchers from MIT's Computer Science and Artificial Intelligence Laboratory are presenting a new system that uses Bitcoin's security machinery to defend against online identity theft.
FGCU virologists publish study that finds Zika invaded Florida multiple times in 2016
A new study by an international group of scientists reveals that the Zika virus outbreak in Florida wasn't a single virus introduction but rather at least four separate introductions from the Caribbean and Central America that each led to local chains of transmission.
Secret weapon of smart bacteria tracked to 'sweet tooth'
Researchers have figured out how a once-defeated bacterium has re-emerged to infect cotton in a battle that could sour much of the Texas and US crop.
Canada's largest hospital reports on year of medically assisted dying
Today, in the New England Journal of Medicine, the team from University Health Network in Toronto that developed the organization's protocol for medical assistance in dying (MAiD) describes UHN's approach and experience.
Too little sleep may raise death risk in people with cluster of heart disease risk factors
Sleeping less than six hours was associated with higher risk of death in people with metabolic syndrome, a cluster of several heart disease and diabetes risk factors.
Precise insight into the depths of cells
Is it possible to watch at the level of single cells how fish embryos become trout, carp or salmon?
Learning about nutrition from 'food porn' and online quizzes
Harvard and Columbia researchers designed an online experiment to test how people learn about nutrition in the context of a social, online quiz.
Scientists develop new device to overcome pig genome flaw
Scientists at the University of Kent, working with colleagues from the genetics research industry, have developed a new genetic screening device and protocol that helps pig breeding.
One-dimensional crystals for low-temperature thermoelectric cooling
Nagoya University researchers studied the thermal and electrical properties of one-dimensional crystals composed of tantalum, silicon and tellurium for thermoelectric cooling at temperatures below 250 K (-23°C).
Labeling a bacterial cell 'jacket'
A team of researchers from the University of Delaware have discovered how to label and light the sugar backbone of a bacterial cell wall.
Pregnancy complications linked to heightened heart disease risk in young adult offspring
Complications of pregnancy, such as high blood pressure and infections, are linked to a heightened risk of early coronary heart disease in the young adult offspring, finds research published in the online journal Heart Asia.
Jefferson researcher identifies targets for better anti-thrombotic medicine
Blood thinners, such as aspirin, reduce the risk of thrombus formation but also interfere with the initial clot formation that is essential for preventing blood loss from the wounds.
Half of mayoral elections in 6 US states are unopposed
Approximately half of mayoral elections in six US states are unopposed, and unopposed elections are on the rise, according to a report from Houston's Rice University.
A new method for creating safer induced pluripotent stem cells
Induced pluripotent stem cells (IPSCs) hold great promise in regenerative medicine, personalized medicine and drug discovery.
New theory predicts wetted area of droplets colliding with flat surface
Japanese researchers have succeeded in deriving a theoretical formula that quantitatively predicts the wetting and spreading behavior of droplets that collide with the flat surface of a solid material.
Genetic risk factor for equine eye cancer identified
UC Davis researchers have identified a genetic mutation in horses that should help identify horses that are at risk for squamous cell carcinoma of the eye and enable horse owners to make informed breeding decisions.
Scientists capture the first cryo-EM images of cellular target for type 2 diabetes in action
Researchers at the University of Michigan, Stanford University and biotech company ConfometRx have captured the first cryo-electron microscopy snapshots of a key cellular receptor in action.
Can parents' tech obsessions contribute to a child's bad behavior?
About half of parents reported that technology interrupted time with their children three or more times on a typical day.
Ineffective antibiotics form strong teams against deadly super bacteria
A team of University at Buffalo-led researchers found that combinations of three antibiotics -- that are each ineffective against superbugs when used alone -- are capable of eradicating two of the six ESKAPE pathogens when delivered together.
Shedding light on how humans walk... with robots
Researchers at the Wyss Institute and Spaulding Rehabilitative Hospital have discovered that patients walking in clinical robotic suits do not modify their gait in response to forces that are meant to alter the height of their steps, though they do respond to alterations in step length, providing insight into how the human brain executes walking and improving rehabilitative robot design.
Countries most affected by weather disasters do not spend more on weather services
Countries hit hardest by weather-related disasters do not necessarily spend more on commercial weather and climate information services that assist in preparing for these events, a new study finds.
Some grizzly bears appear to target railways for foraging in Canadian national parks
Spilled grain, rail-killed ungulates, and the effects on other species of increased light and warmth may all attract grizzly bears to forage along railways in Canada's mountain parks, which could increase their risk of being hit by trains, according to a study published May 24, 2017 in the open-access journal PLOS ONE by Maureen Murray from the University of Alberta, Canada, and colleagues.
Newly published spinach genome will make more than Popeye stronger
Today in Nature Communications, researchers from BTI and the Shanghai Normal University report a new draft genome of Spinacia oleracea, better known as spinach.
Drug for refractory psoriatic arthritis shows promise in clinical trial
In a pivotal phase-3 clinical trial led by a Stanford University School of Medicine investigator, patients with psoriatic arthritis for whom standard-of-care pharmaceutical treatments have provided no lasting relief experienced a significant reduction in symptoms, including joint tenderness and swelling, when they were given a new drug.
Program helps reduce risk of delirium, hospital length of stay for older patients undergoing surgery
Older patients who underwent major abdominal surgery and received an intervention that included nutritional assistance and early mobilization were less likely to experience delirium and had a shorter hospital stay, according to a study published by JAMA Surgery.
Fitness trackers accurately measure heart rate but not calories burned, study finds
An evaluation of seven devices in a diverse group of 60 volunteers showed that six of the devices measured heart rate with an error rate of less than 5 percent.
Rates of suicide 'worrying' among people with autism, say experts
Suicide rates among people with autism in England have reached 'worryingly' high levels, according to experts writing in the Lancet Psychiatry today.
Paper test strip could help heart failure patients monitor their condition at home
Contrary to the condition's name, heart failure doesn't mean the heart has stopped pumping -- it's just not working at full strength.
Health benefits of moderate drinking may be overstated, study finds
The benefits of light alcohol consumption, as well as the risks associated with not drinking at all, might not be as great as previously thought, according to Penn State researchers who examined the drinking habits of middle-aged adults.
Amazingly flexible: Learning to read in your 30s profoundly transforms the brain
Reading is such a modern cultural invention that there is no specific area in the brain dedicated to it.
Three types of work stress increasing in the US, according to SUNY downstate researchers
Two stressful work characteristics, low job control and 'job strain' -- that is, high-demand, low-control work -- have been increasing in the US since 2002.
Border walls may pose big challenges to biodiversity -- but smaller ones to humans
Walls such as the proposed barrier along the US-Mexico border lead to habitat fragmentation and can close off animal populations by impeding movement.
Religious devotion as predictor of behavior
'Religious Devotion and Extrinsic Religiosity Affect In-group Altruism and Out-group Hostility Oppositely in Rural Jamaica,' suggests that a sincere belief in God -- religious devotion -- is unrelated to feelings of prejudice.
New modified toy car designs offer children with disabilities more options
Researchers at Oregon State University have developed two new modified toy car designs for children with disabilities in an effort to encourage them to further explore, play, and engage in physical and social activities.
Happiness and harm awareness could keep young people from drinking and smoking
Promoting young people's levels of well-being and making them aware of the harms of smoking and drinking could keep them away from alcohol and cigarettes, according to a study published in the open access journal BMC Public Health.
Cannabis derivative cannabidiol reduces seizures in severe epilepsy disorder
After years of anecdotal claims about its benefits, the cannabis derivative cannabidiol reduced seizure frequency by 39 percent for patients with Dravet syndrome -- a rare, severe form of epilepsy -- in the first large-scale randomized clinical trial for the compound.
Fossil beetles suggest that LA climate has been relatively stable for 50,000 years
Research based on more than 180 fossil insects preserved in the La Brea Tar Pits of Los Angeles indicate that the climate in what is now southern California has been relatively stable over the past 50,000 years.
From blue and black dresses to turbine blades -- here's the science of 'fake fake' photographs
A new study reveals the science behind a 'trick of the light' that made high-profile photographs of a major piece of public art appear 'faked' despite the pictures being entirely genuine.
Tree-climbing goats disperse seeds by spitting
Spanish ecologists have observed an unusual way in which treetop-grazing goats may be benefiting the trees: the goats spit out the trees' seeds.
New report finds quarter of adults with autism on disability services don't have work or activities
In its latest annual report, the A.J. Drexel Autism Institute examined a survey of adults who use developmental disability services and found that a significant number with autism are not engaged in work or day activities outside the home.
Making people feel bad can be a strategy for helping them
People may try to make someone else feel negative emotions if they think experiencing those emotions will be beneficial in the long run, according to new research published in Psychological Science, a journal of the Association for Psychological Science.
Parent training on ADHD using volunteers can help meet growing treatment needs
Using volunteers to train parents concerned about attention deficit/hyperactivity disorder (ADHD) in their children can improve capacity to meet increasing ADHD treatment needs, finds a new study by NYU's Steinhardt School of Culture, Education, and Human Development.
Year-long survey tracks the microbiome of a newly opened hospital
A 12-month study mapping bacterial diversity within a hospital -- with a focus on the flow of microbes between patients, staff and surfaces -- should help hospitals worldwide better understand how to encourage beneficial microbial interactions and decrease potentially harmful contact.
LSTM and partners develop molecule that may lead to first synthetic one-dose antimalarial
Researchers at LSTM, working in partnership with the University of Liverpool and other colleagues, have developed a molecule which has the potential to become the first fully synthetic, one-dose treatment for malaria.
Nearly 500 supporters joined ATS rally on Capitol Hill: Lab coats for lungs
In an ATS 2017 International Conference first, respiratory health professionals and patients joined other conference attendees at a rally near the Capitol on Tuesday, May 23 to voice their concerns about recent policies that threaten to undermine many of the ATS's advocacy priorities including: research funding, tobacco regulation, affordable health care, and clean air.
Moffitt researchers demonstrate mathematical modeling limits aggressive tumor cell growth
Researchers in the Integrated Mathematical Oncology Department at the Moffitt found that mathematical models can be used to predict how different tumor cell populations interact with each other and respond to a changing environment.
Physicists discover mechanism behind granular capillary effect
The origin of the granular capillary effect -- the rise of sand or other granules in a tube -- was a long-standing mystery.
Tracing how 'hidden life' grows inside a newly opened hospital
Researchers who surveyed microbial community composition on various surfaces and people inside a newly opened hospital as the facility became operational now report important insights into how humans and unseen life influence one another within constructed environments.
Volunteers help ANU find star that exploded 970 million years ago, predating the dinosaurs
Online volunteers have helped astronomers at The Australian National University find a star that exploded 970 million years ago, predating the dinosaurs' time on Earth.
Machine learning may help in early identification of severe sepsis
A machine-learning algorithm has the capability to identify hospitalized patients at risk for severe sepsis and septic shock using data from electronic health records (EHRs), according to a study presented at the 2017 American Thoracic Society International Conference.
Large market share for non-quality-assured malaria medicines in Africa
A new study of malaria medicine quality in eight sub-Saharan African countries has found a large and potentially growing market for non-quality-assured (QA) malaria treatments -- medicines not pre-approved by global health organizations -- as much as 20 percent of the private-sector market in Kenya, and 42 percent in the Democratic Republic of Congo.
Song diversity hints at thrushes' evolutionary past
The Hermit Thrush is famous for its melodiously undulating song, but we know very little about whether -- and if so, how -- its songs vary across the large swath of North America that it calls home in the summer.
Racial disparities in risk of stroke
In a Correspondence in The New England Journal of Medicine, researchers led by Susan Cheng, M.D., M.P.H., of Brigham and Women's Hospital, explore the impact of efforts to reduce risk factors for stroke in black patients.
Hospitals vary widely in transitioning from treatment to comfort care after stroke
Hospitals vary widely in how often they transition people with strokes from active treatment to comfort or hospice care within 48 hours after they get to the hospital, according to a new study published in the May 24, 2017, online issue of Neurology® Clinical Practice, an official journal of the American Academy of Neurology.
Water is surprisingly ordered on the nanoscale
Researchers from EPFL have shown that the surface of minuscule water drops with a 100 nm size is surprisingly ordered.
Where you grow what you grow
A new study looks at how three varieties of camelina perform when grown in two different regions within the Great Plains.
Mindfulness-focused childbirth education leads to less depression
A study this month from researchers at the University of Wisconsin-Madison and the University of California, San Francisco (UCSF) shows mindfulness training that addresses fear and pain during childbirth can improve women's childbirth experiences and reduce their depression symptoms during pregnancy and the early postpartum period.
Special delivery: Macromolecules via spider's 'bite'
Scientists re-engineer spider venom for more effective delivery of antibodies into cells.
Feather-light metal cathodes for stable lithium-oxygen batteries
Lithium-oxygen systems could someday outperform today's lithium-ion batteries because of their potential for high energy density.
Revealed: How polyomavirus tricks our cells into helping it build its invasion route
If every cell in our body is a factory, viruses are industrial spies who try to break in and take over.
Does new cash-out option in sports betting increase risk for problem gamblers?
The increasingly popular cash-out feature in online sports betting is a game-changer, but instead of just giving gamblers more control over their bets, it may increase the risk of problem gamblers losing control over their wagers.
What bone proteomics could reveal about the dead
Studying bones has helped scientists reconstruct what dinosaurs and other extinct creatures looked like.
In-hospital COPD mortality shows large drop from 2005-2014
While the number of hospitalizations for COPD in the United States fluctuated within a narrow range between 2005 and 2014, in-hospital deaths decreased substantially during that same time, according to new research presented at the ATS 2017 International Conference.
Harvard Medical School expert calls for protection of critical gains made in cancer care under ACA
As the White House moves forward with its efforts to repeal Obamacare, it should strive to preserve -- and further boost -- these important advances, according to an introduction penned by Harvard Medical School professor health care policy expert Nancy Keating, who served as guest editor for the issue.
How listening to music in a group influences depression
New research published in Frontiers in Psychology takes a closer look at how music influences the mood in people suffering from depression, and examines what factors might affect whether listening to sad music in group settings provides social benefits for listeners, or if it rather reinforces depressive tendencies.
Breakthrough in how autopsy practice is conducted worldwide
Research suggests non-invasive post-mortem should become future standard first-line test in natural death.
Study identifies cost-effective ways to combat HIV risk among intravenous drug users
With the abuse of opioids on the rise in the United States, Stanford University researchers are concerned that increased HIV transmission from shared needles won't be far behind.
Parents' divorce increases risk of health disorders in children
The children's well-being is usually one of the biggest concerns when a couple gets a divorce.
New brain mapping tool produces higher resolution data during brain surgery
Researchers have developed a new device to map the brain during surgery and distinguish between healthy and diseased tissues.
Neutrons provide the first nanoscale look at a living cell membrane
A research team from the Department of Energy's Oak Ridge National Laboratory has performed the first-ever direct nanoscale examination of a living cell membrane.
Discovered: Fast-growing galaxies from early universe
A team of astronomers including Carnegie's Eduardo Bañados and led by Roberto Decarli of the Max Planck Institute for Astronomy has discovered a new kind of galaxy which, although extremely old -- formed less than a billion years after the Big Bang -- creates stars more than a hundred times faster than our own Milky Way.
Brain anatomy differs in people with 22q genetic risk for schizophrenia, autism
Study characterizes, for the first time, brain differences between people with a specific genetic risk for schizophrenia and those at risk for autism, and the findings could help explain the biological underpinnings of these neuropsychiatric disorders.
Recreational cannabis, used often, increases risk of gum disease
Recreational use of cannabis -- including marijuana, hashish, and hash oil -- increases the risk of gum disease, says a study by Columbia University dental researchers.
Study shows need for increased protection of world's national animal symbols
The snowy-feathered head and distinctive brown body of the bald eagle is a proud national symbol of the United States, adorning the country's currency and passports.
Population only part of tornado casualty story
New research out of Florida State University shows that the strength of a tornado has a significantly larger effect than population on the number of casualties.
Three-dimensional graphene: Experiment at BESSY II shows that optical properties are tuneable
An international research team has for the first time investigated the optical properties of three-dimensional nanoporous graphene at the IRIS infrared beamline of the BESSY II electron storage ring.
Bronchial thermoplasty helps reduce severe asthma attacks and ER visits
In a new study presented at the 2017 American Thoracic Society International Conference, adult asthma patients treated with bronchial thermoplasty (BT) had fewer severe exacerbations and were able to reduce their ER visits and hospitalizations in the two years following treatment.
Dartmouth-led study finds heavier precipitation in the northeast began in 1996
Over the past century, the Northeast has experienced an increase in the number of storms with extreme precipitation.
South Sudan wildlife surviving civil war, but poaching and trafficking threats increase
The first aerial assessment of the impact of South Sudan's current civil war on the country's wildlife and other natural resources shows that significant wildlife populations have so far survived, but poaching and commercial wildlife trafficking are increasing, as well as illegal mining, timber harvesting and charcoal production, the Wildlife Conservation Society (WCS) said in a report issued today.
Nanoalloys 10 times as effective as pure platinum in fuel cells
A new type of nanocatalyst can result in the long-awaited commercial breakthrough for fuel cell cars.
To ensure constant food supply edible dormice rather give up their favorite food
Edible dormice feed preferably on high-energy seeds for reproduction and putting on fat reserves.
Largest psoriasis meta-analysis to date yields new genetic clues
The identification of 16 additional genetic markers will help researchers get closer to understanding how -- and why -- psoriasis develops.
Cuts to addiction services in England are 'a false economy' warns expert
Cuts to addiction services in England are a false economy and are instead increasing pressure elsewhere in the NHS, warns an expert in The BMJ today.
Near real-time genomic sequencing maps introduction and spread of Zika virus in US
A new study by a multi-national research team, including scientists from the US Army Medical Research Institute of Infectious Diseases (USAMRIID), explains how Zika virus entered the United States last year and how it might re-enter the country this year.
Change at work linked to employee stress, distrust and intent to quit, new survey finds
At a time of change and uncertainty across the country, American adults who have been affected by change at work are more likely to report chronic work stress, less likely to trust their employer and more likely to say they plan to leave the organization within the next year compared with those who haven't been affected by organizational change, according to a survey released by the American Psychological Association.
Two types of empathy elicit different health effects, Penn psychologist shows
Research led by a University of Pennsylvania psychologist finds that our bodies respond differently depending on the perspective we take when helping someone who is suffering.
Chemical Safety Board faces uncertain future
Under President Donald Trump's proposed 2018 budget, the world's only independent body dedicated to investigating chemical-related industrial accidents would be abolished.
Study: Many patients with early-stage breast cancer receive costly, inappropriate testing
A study from Fred Hutchinson Cancer Research Center that will be presented at the American Society of Clinical Oncology annual meeting on June 5 in Chicago shows that asymptomatic women who have been treated for early-stage breast cancer often undergo advanced imaging and other tests that provide little if any medical benefit, could have harmful effects and may increase their financial burden.
Printed, flexible and rechargeable battery can power wearable sensors
Nanoengineers at the University of California San Diego have developed the first printed battery that is flexible, stretchable and rechargeable.
Zika virus spread undetected for many months, NIH-supported study finds
Genetic analysis of samples collected as the Zika virus spread throughout the Americas after its introduction show that the virus circulated undetected for up to a year in some regions before it came to the attention of public health authorities.
A fresh look inside the protein nano-machines
Proteins perform vital functions, they digest food and fight infections.
Measured for the first time: Direction of light waves changed by quantum effect
Certain materials can be used to rotate the direction in which the light is oscillating.
TSRI scientists find simple copper complex shuts down botulinum neurotoxin poisoning
Clostridium botulinum is the bacterium that causes the neurointoxication, which produces one of the most potent toxins on earth and is classified as a potential bioterrorism threat.
Helping plants pump iron
Salk researchers identify genetic variants that help plants grow in low-iron environments, which could improve crop yields.
Zika virus likely circulated in Americas long before detection during 2015-16 epidemic
Analysis of the largest collection of Zika genomes to date reveals the trajectory and evolution of the virus as it spread throughout the Americas, with implications for future surveillance efforts.
First-of-its-kind study shows how hand amputation, reattachment affect brain
Researchers from the University of Missouri have found evidence of specific neurochemical changes associated with lower neuronal health in these brain regions.
Atlas of the human planet 2017 -- how exposed are we to natural hazards?
The 2017 edition of the JRC Atlas of the Human Planet looks at the exposure of people and built-up areas to the six major natural hazards, and its evolution over the last 40 years.
New Anaesthesia Workforce Map shows huge shortages impacting 5 billion people worldwide
More than 70 countries reported a total anesthesia provider number of less than five per 100,000 population.
New 'sperm radar' test may uncover secrets about male infertility
Scientists at the University of Sheffield have developed a new technique to examine human sperm without killing them -- helping to improve the diagnosis of fertility problems.
Ochre use by Middle Stone Age humans in Porc-Epic cave persisted over thousands of years
Middle Stone Age humans in the Porc-Epic cave likely used ochre over at least 4,500 years, according to a study published May 24, 2017 in the open-access journal PLOS ONE by Daniela Rosso from the University of Barcelona, Spain, and the University of Bordeaux, France, and colleagues.
Zika reached Miami at least four times, Caribbean travel likely responsible
With mosquito season looming in the Northern Hemisphere, doctors and researchers are poised to take on a new round of Zika virus infections.
New study finds $1 million-per-mile economic impact of TVA reservoirs
UTIA researchers conducted in-depth surveys of visitors and property owners along three of TVA's 49 reservoirs -- Norris, Watts Bar and Chickamauga -- during Summer 2016.
Brain microenvironment makes HER2-positive breast cancer metastases resistant to treatment
A Massachusetts General Hospital-based research team has identified a novel mechanism behind the resistance of breast cancer brain metastases to HER2- or PI3K-targeted therapies and a treatment strategy that may overcome this resistance.
Study documents range of challenging meditation experiences
Though it has gained popularity in the West as medically and psychologically beneficial, meditation can produce a much wider variety of outcomes, not all of them calm and relaxing, according to a new study that analyzes meditation-related challenges.
The birth and death of a tectonic plate
Geophysicist Zachary Eilon developed a new technique to investigate the underwater volcanoes that produce Earth's tectonic plates
Genetic mutation studies help validate new strategy for reducing lipids, cholesterol
A new strategy -- an injectable antibody -- for lowering blood lipids and thereby potentially preventing coronary artery disease and other conditions caused by the build-up of fats, cholesterol, and other substances on the artery walls, is supported by findings from two new studies from researchers in the Perelman School of Medicine at the University of Pennsylvania.
Zika spread secrets tracked through new gene sequencing study
An international research collaboration studying the genetics of Zika virus in Brazil and beyond has provided a new understanding of the disease and its rapid spread through space and time.
L.A. lawns lose lots of water: 70 billion gallons a year
In summer 2010, Los Angeles was losing about 100 gallons of water per person per day to the atmosphere through the evaporation and plant uptake of lawns and trees.
Sorghum: Health food, sweetener and now, clothing dye
Sorghum has long been a staple food in many parts of the world, but in the US, it's best known as a sweetener and livestock feed.

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