Last update US investigates after lab improperly ships nuclear material, 9 hours ago
An international team led by the University of Chicago's Institute for Molecular Engineering has discovered how to manipulate a weird quantum interface between light and matter in silicon carbide along wavelengths used in ...
NASA's senior Mars rover, Opportunity, is examining rocks at the edge of Endeavour Crater for signs that they may have been either transported by a flood or eroded in place by wind.
Google said Friday it would stop scanning the contents of Gmail users' inboxes for ad targeting, moving to end a practice that has fueled privacy concerns since the free email service was launched.
Researchers at the U.S. Department of Energy's Ames Laboratory discovered that they could functionalize magnetic materials through a thoroughly unlikely method, by adding amounts of the virtually non-magnetic element scandium ...
Like driving a car despite a glowing check-engine light, large buildings often chug along without maintenance being performed on the building controls designed to keep them running smoothly.
Humans belong to a select club of species that enjoy crisp color vision in daylight, thanks to a small spot in the center of the retina at the back of the eye. Other club members include monkeys and apes, various fish and ...
Discovered more than two decades ago, the hormone leptin has been widely hailed as the key regulator of leanness. Yet, the pivotal experiments that probe the function of this protein and unravel the precise mechanism of its ...
Researchers at the University of Pittsburgh School of Medicine and the University of Toronto have uncovered the first molecular steps that lead to immune system activation and eventual rejection of a transplanted organ. The ...
(Phys.org)—In the late 1800s when scientists were still trying to figure out what exactly atoms are, one of the leading theories, proposed by Lord Kelvin, was that atoms are knots of swirling vortices in the aether. Although ...
Forecasters often overestimate how good they are at predicting geopolitical events—everything from who will become the next pope to who will win the next national election in Taiwan.
Long-term power cuts, destruction of electronic devices and increased cancer risk for aeroplane passengers are all potential effects of the Earth being hit by a powerful solar eruption.
New research by physicists at the University of Chicago settles a longstanding disagreement over the formation of exotic quantum particles known as Efimov molecules.
Microphones, from those in smartphones to hearing aids, are built specifically to hear the human voice—humans can't hear at levels higher than 20 kHz, and microphones max out at around 24 kHz, meaning that microphones only ...
Tens of thousands of Americans die from drug overdoses every year – around 50,000 in 2015 – and the number has been steadily climbing for at least the last decade and a half, according to the National Institute on Drug ...
Researchers at The University of Texas at Dallas are getting more out of the sweat they've put into their work on a wearable diagnostic tool that measures three diabetes-related compounds in microscopic amounts of perspiration.
Deep in space between distant stars, space is not empty. Instead, there drifts vast clouds of neutral atoms and molecules, as well as charged plasma particles called the interstellar medium—that may, over millions of years, ...
Toxins produced by three different species of fungus growing indoors on wallpaper may become aerosolized, and easily inhaled. The findings, which likely have implications for "sick building syndrome," were published in Applied ...
Researchers from the National Institute of Standards and Technology (NIST) and the University of Colorado Boulder have demonstrated a new mobile, ground-based system that could scan and map atmospheric gas plumes over kilometer ...
In the last decade, mounting evidence has linked seizure-like activity in the brain to some of the cognitive decline seen in patients with Alzheimer's disease. Patients with Alzheimer's disease have an increased risk of epilepsy ...
Plastic with a thousand faces: A single piece of Nafion foil makes it possible to produce a broad palette of complex 3D structures. In the journal Angewandte Chemie, researchers describe how they use simple chemical "programming" ...
Marine seismic surveys used in petroleum exploration could cause a two to three-fold increase in mortality of adult and larval zooplankton, new research published in leading science journal Nature Ecology and Evolution has ...
In experiments at the Department of Energy's SLAC National Accelerator Laboratory, scientists were able to see the first step of a process that protects a DNA building block called thymine from sun damage: When it's hit with ...
It's a classic conundrum: while rushing to get to an important meeting or appointment on time, you spot a stranger in distress. How do you decide whether to stop and help, or continue on your way?
An expert-guided, self-help exercise program may help people with chronic fatigue syndrome (CFS), a new study suggests.
Sometimes, when a science experiment doesn't work out, unexpected opportunities open up.
Elemental metals usually form simple, close-packed crystalline structures. Though lithium (Li) is considered a typical simple metal, its crystal structure at ambient pressure and low temperature remains unknown.
Scientists at the University of York have used florescent proteins from jellyfish to help shed new light on how DNA replicates.
It's one of the tiniest organisms on Earth, but also one of the most abundant. And now, the microscopic marine bacteria called Prochlorococcus can add one more superlative to its list of attributes: It evolves new kinds of ...
A host of proteins and other molecules sit on the strands of our DNA, controlling which genes are read out and used by cells and which remain silent. This aggregation of genetic material and controlling molecules, called ...
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Tune into this free webinar for an overview of how plasmas can be successfully analyzed using COMSOL Multiphysics featuring a live software demo and Q&A session.
U.S. regulators said Friday they are launching an investigation into the improper shipment of nuclear material from the laboratory that created the atomic bomb to other federal facilities this week, marking the latest safety ...
As farmers survey their fields this summer, several questions come to mind: How many plants germinated per acre? How does altering row spacing affect my yields? Does it make a difference if I plant my rows north to south ...
Ann Palmenberg and Rob Kalejta heard complaints at one too many virology conferences about the perceived lack of women among the invited and keynote speakers. So, they did what all good scientists do: They tracked down the ...
A wildfire menacing a southern Utah ski town for nearly a week flared again, doubling in size for the second night in a row and torching more homes after residents fled the flames, officials said Friday.
Tropical storm Cindy was downgraded to a tropical depression after moving onshore near the Texas and Louisiana Border on Thursday June 22, 2017 and bringing a lot of rain with it. That rainfall was measured by NASA using ...
Scientific discovery is popularly believed to result from the sheer genius of intellectual stars such as Darwin and Einstein. Their work is often thought to reflect their unique contributions with little or no regard to their ...
Researchers at the Tata Institute of Fundamental Research in Mumbai have proposed a theory that predicts how dark matter may be annihilating much more rapidly in the Milky Way, than in smaller or larger galaxies and the early ...
Technological innovation, often induced by national and sub-national policies, is a key driver of global climate and energy policy ambition and action. Donald Trump's decision to pull out of the Paris Agreement will hardly ...
This August, the U.S. will experience its first coast-to-coast total solar eclipse in 99 years.
Job applicants are filtered out as early as age 40. This was shown by economist Stefan Eriksson at Uppsala University, one of the authors of a new report from the Institute for Evaluation of Labour Market and Education Policy ...
For democratic elections to be fair, voting districts must have similar sizes. When populations shift, districts need to be redistributed - a complex and, in many countries, controversial task when political parties attempt ...
A team of young French researchers has discovered a new mechanism which facilitates cell migration. On the surface of its membrane, the cell develops multiple small hooks which help it to attach to fibers outside the cell ...
Synthetic fuels, such as oxymethylene ether, could prepare Diesel vehicles to play a major role in the drive train mix of tomorrow. Scientists at the TU Darmstadt are carrying out research into the practical viability of ...
Discovered more than two decades ago, the hormone leptin has been widely hailed as the key regulator of leanness. Yet, the pivotal experiments that probe the function of this protein and unravel the precise mechanism of its ...
Researchers at the University of Pittsburgh School of Medicine and the University of Toronto have uncovered the first molecular steps that lead to immune system activation and eventual rejection of a transplanted organ. The ...
Some patients with a form of advanced kidney cancer that carries a poor prognosis benefited from an experimental drug targeted to an abnormal genetic pathway causing cancerous growth, according to research led by a Dana-Farber ...
(HealthDay)—Patients with obsessive-compulsive disorder (OCD) have high levels of brain inflammation, according to a study published online June 21 in JAMA Psychiatry.
(HealthDay)—Patients with cancer frequently have herb-drug interactions (HDI) and drug-drug interactions (DDI), some of which have clinical consequences, according to research published online June 19 in the Journal of ...
(HealthDay)—Anti-tumor necrosis factor-α (TNF-α) therapy improves sleep quality (SQ) in patients with ankylosing spondylitis (AS) without any improvement in polysomnography (PSG) measures, according to a study published ...
(HealthDay)—A simple and rapid blood test can detect GLUT1 deficiency syndrome (DS), according to a study published online May 26 in the Annals of Neurology.
(HealthDay)—Patients express preference for a pharmacy-driven model of primary care versus a pharmacy offering minimal primary care services, according to a study published online June 18 in the Journal of Clinical Pharmacy ...
(HealthDay)—For patients undergoing outpatient colonoscopy, a family history questionnaire (FHQ) sent by mail is associated with an increase in available family history and referral for genetic counseling, according to ...
(HealthDay)—Want to help protect your children from skin cancer as they get older? Make sure they never get a serious sunburn in childhood.
The immunotherapy nivolumab is kinder than chemotherapy for people with advanced head and neck cancer - easing many of the negative effects of the disease on patients' quality of life.
(HealthDay)—A new federal report finds that fewer U.S. teens and young adults are indulging in frat-party style drinking because their levels of binge drinking have gone down over the past six years.
Tens of thousands of Americans die from drug overdoses every year – around 50,000 in 2015 – and the number has been steadily climbing for at least the last decade and a half, according to the National Institute on Drug ...
In the last decade, mounting evidence has linked seizure-like activity in the brain to some of the cognitive decline seen in patients with Alzheimer's disease. Patients with Alzheimer's disease have an increased risk of epilepsy ...
Nevada regulators reaffirmed Friday that they intend to issue licenses necessary for retailers to begin selling pot for recreational use on July 1, despite a court order that threatens to scuttle the plan.
It's a classic conundrum: while rushing to get to an important meeting or appointment on time, you spot a stranger in distress. How do you decide whether to stop and help, or continue on your way?
An expert-guided, self-help exercise program may help people with chronic fatigue syndrome (CFS), a new study suggests.
A new analysis shows that individuals with high levels of genetic variation and elevated exposure to ozone in the environment are at an even higher risk for developing autism than would be expected by adding the two risk ...
Scientists at the Research Institute of Molecular Pathology (IMP) in Vienna study fundamental aspects of sleep in roundworms. Using advanced technologies, they monitor the activity of all nerve cells in the brain while they ...
Humans are diurnal animals, meaning that we usually sleep at night and are awake during the day, due at least in part to light or the lack thereof. Light is known to affect sleep indirectly by entraining—modifying the length ...
A subgroup of patients with osteosarcoma - a form of bone cancer - could be helped by an existing drug, suggest scientists from the Wellcome Trust Sanger Institute and their collaborators at University College London Cancer ...
For many Americans, the warmer weather of summer means more time spent outside: More gardening and yard work, more hikes in the woods, more backyard barbecues. But for this year in particular, some experts predict warmer ...
Even children as young as 9 years old can carry a prejudice against their peers who are overweight, according to a new study led by Duke Health researchers. They might not even realize they feel this way.
When her kids were young, Tracey Woodruff, PhD, MPH, knew more than most people about environmental toxics. After all, she was a senior scientist at the Environmental Protection Agency (EPA). But even she never dreamed, as ...
Have you ever tried following a friend in a car? It can stressful; if you don't keep up, you are likely to get lost. To avoid this, you may make unsafe driving manoeuvres to keep sight of the car ahead.
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Flowering crops such as beans and cotton offer their sweetest nectar to recruit colonising ants in a strategy that balances their need for defence and to reproduce, research suggests.
The founder of a Russian encrypted messaging app is defying the government's request to provide information about his company.
Common toys such as steerable cars or waving wind-up figures are available as 3D-printable models, which also contain their mechanical components. However, these mechanical structures are optimized to fit exactly one particular ...
Is it OK for children to count on their fingers? Generations of pupils have been discouraged by their teachers from using their hands when learning maths. But a new research article, published in Frontiers in Education shows ...
Australia's iconic and most widespread tree species the river red gum is under serious threat by rising CO2 levels and their survival may depend on curbing carbon emissions, a study led by The Australian National University ...
James Cook University marine scientists are calling for an extension of go-slow zones in turtle habitats to reduce boat strikes on the threatened creatures.
Just before sunrise, there's typically nothing atop Round Butte but the whistle of the wind and a panoramic view of Oregon's second-highest peak glowing pink in the faint light.
A test developed by University scientists to check for leaks from carbon capture and storage (CCS) sites has been used for the first time.
Acacia longifolia, which is native to Australia, is a species which was cultivated in Portugal primarily to stabilize dunes and as an ornamental plant; now it has spread out uncontrollably in Portugal and into many ecosystems ...
As the Mars Pathfinder spacecraft approached its destination on July 4, 1997, no NASA mission had successfully reached the Red Planet in more than 20 years.
For as long as humans have been making images, we have also been manipulating them.
One of the current challenges in biology is to understand rapidly-changing phenomena. Interestingly, only a small fraction of them is due to proteins acting in isolation, the majority of biological events are regulated by ...
The loss of a grandparent. Marital discord at home. Trouble with peers. When pre-teens are forced to deal with adverse life events such as these they tend to become more impulsive in their decision-making later in life. And ...
Washing hands after using compost could protect gardeners from contracting a common but dangerous strain of Legionnaire's disease, new University of Otago research shows.
A newly discovered antibiotic, produced by bacteria from a cystic fibrosis patient, could be used to treat cases of drug-resistant tuberculosis (TB). This is the finding of a team of scientists from Cardiff University's School ...
Selfless heroism isn't the best strategy in life-and-death disaster situations involving groups of people, a new study from the University of Waterloo suggests.
A measles outbreak affecting several European countries has killed 30 people in Romania, most of them children, health authorities in Bucharest said on Friday.
Canada's Lower-Risk Cannabis Use Guidelines, released today with the endorsement of key medical and public health organizations, provide 10 science-based recommendations to enable cannabis users to reduce their health risks. ...
(HealthDay)—Braces have long been a kind of geeky right-of-passage—something that must be endured for a few years to ensure a lifelong smile with straight teeth.
A Loyola University Chicago study published this month has found an increase in the percentage of breast cancer patients who were diagnosed in early Stage 1, after the Affordable Care Act took effect.
Researchers at the George Washington University (GW) found that certain symptoms are more and less predictive of patients' risk for acute coronary syndrome (ACS), which includes heart attack, in patients of different gender ...
As we get older we have a greater risk of developing impairments in areas of cognitive function – such as memory, reasoning and verbal ability. We also have a greater risk of dementia, which is what we call cognitive decline ...
Working with colleagues from Harvard Medical School and Würzburg, researchers from Charité - Universitätsmedizin Berlin have been examining the use of deep brain stimulation in the treatment of Parkison's disease in an ...
(HealthDay)—For patients presenting to the emergency department in pain, who are subsequently admitted to the hospital, the cost per hour in moderate or severe pain averted is higher for patient-controlled analgesia versus ...
(HealthDay)—For patients with infections, those with asthma have reduced risk of sepsis, according to a letter to the editor published online May 22 in the American Journal of Respiratory and Critical Care Medicine.
(HealthDay)—You might think of eye problems like cataracts as signs of old age, but one step you can take now will protect your vision for the future—and you can do it with style.
Girls receiving one or more doses of HPV vaccine have no greater risk of chronic fatigue syndrome/myalgic encephalomyelitis (CFS / ME) than unvaccinated girls. This is shown in a new major study from the Norwegian Institute ...
So many of us have seen delightful videos of friends and family welcoming their loved ones home from an operational tour of duty. The moment they are reunited is heartwarming, full of joy and tears – but, for military personnel ...
Following an unseasonably warm winter, the tick population is flourishing and these shiver-inducing, cringe-worthy arachnids are making themselves known.
Imagine being able to take cells from your skin, transform them into other types of cells, such as lung, brain, heart or muscle cells, and use those to cure your ailments, from diabetes to heart disease or macular degeneration. ...
From the daily application of high-tech lotions and potions to non-surgical procedures such as botox, fillers and peels, the beauty industry is booming like never before.
(HealthDay)—From 1991 to 2014 there was minimal change in health spending by state, according to a study published online June 14 in Health Affairs.
Photodynamic therapy is often used to treat brain tumors because of its specificity—it can target very small regions containing cancerous cells while sparing the normal cells around it from damage. It works by injecting ...
In magnetic resonance imaging (MRI), contrast agents are used to enhance the imaging of tissue structures. While they enhance signals in blood vessels and in spaces between cells, they do not reach the interior of the cell. ...
Going for a walk outside, reading, listening to music—these and other enjoyable activities can reduce blood pressure for elderly caregivers of spouses with Alzheimer's disease, suggests a study in Psychosomatic Medicine: ...
The recent measles outbreak in Minnesota — by June, new cases of the disease in that state surpassed nationwide totals for all of 2016 — has been a sobering reminder of how highly concentrated populations of vaccination ...
The number of people with diabetes has quadrupled from 1980 to 2014, and 415 million adults in the world now have diabetes, according to Rollins researchers. Globally, it was estimated that diabetes accounted for 12 percent ...
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