New research suggests evolution might favor 'survival of the laziest'
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Researchers develop sub-7-nm memory device without nanofabrication
Scientists have developed some of the tiniest magnets to date, just 3-7 nanometers (nm) in size. Due to their small dimensions and high thermal stability, as well as the simple self-assembly process used to make them, the ...
Moderate drinking associated with lower risk of heart disease but consistency matters
Unstable drinking patterns over time may be associated with a higher risk of heart disease, whereas consistent moderate drinking within recommended health guidelines may have a cardioprotective effect, according to a study ...
Bioprinting bone substitute materials with cell-laden bioinks
Bone tissue engineering (BTE) is a developing field in materials science and bioengineering, in which researchers aim to engineer an ideal, bioinspired material to promote assisted bone repair. Since experimental strategies ...
A new map management process for visual localization in outdoor environments
Researchers at ETH Zürich's Autonomous Systems Lab have recently developed a map management process for visual localization systems, specifically designed for operations in outdoor environments involving several vehicles. ...
Researchers discover novel subtype of multiple sclerosis
Cleveland Clinic researchers have discovered a new subtype of multiple sclerosis (MS), providing a better understanding of the individualized nature of the disease.
Fake news detector algorithm works better than a human
An algorithm-based system that identifies telltale linguistic cues in fake news stories could provide news aggregator and social media sites like Google News with a new weapon in the fight against misinformation.
Quantum simulation reveals mobility edge in a low-dimensional disordered landscape
A recent flood of research scholarship on electronic transport in low-dimensional (2-D or 1D) materials like graphene or carbon nanotubes reflects the tremendous potential of these materials to unveil a deeper understanding ...
Understanding of light momentum: Researchers shine a light on 150-year old mystery
The idea that light has momentum is not new, but the exact nature of how light interacts with matter has remained a mystery for close to 150 years. New research from UBC's Okanagan campus, recently published in Nature Communications, ...
Ice confirmed at the Moon's poles
In the darkest and coldest parts of its polar regions, a team of scientists has directly observed definitive evidence of water ice on the Moon's surface. These ice deposits are patchily distributed and could possibly be ancient. ...
Sequencing genomes of Nigerian women could help prevent many lethal breast cancers
For the first time, DNA contributed by Sub-Saharan African women has been thoroughly evaluated with innovative genomics technology in an effort to understand the genetic bases for breast cancer in African populations.
Researchers investigate a peculiar star-forming dwarf galaxy candidate
Infant exoplanet weighed by Hipparcos and Gaia
The mass of a very young exoplanet has been revealed for the first time using data from ESA's star mapping spacecraft Gaia and its predecessor, the quarter-century retired Hipparcos satellite.
Dehydration alters human brain shape and activity, slackens task performance
When dehydration strikes, part of the brain can swell, neural signaling can intensify, and doing monotonous tasks can get harder.
First in-depth profile of CAR T-cell signals suggests how to improve immunotherapy
CAR T-cell therapy, which reprograms immune cells to fight cancer, has shown great promise in people with some blood cancers who have not responded to other treatments. But until now, the underlying biological pathways enabling ...
Laughing gas may have helped warm early Earth and given breath to life
More than an eon ago, the sun shone dimmer than it does today, but the Earth stayed warm due to a strong greenhouse gas effect, geoscience theory holds. Astronomer Carl Sagan coined this "the Faint Young Sun Paradox," and ...
Less drain on freshwater supplies with seawater fuel discovery
Researchers have found that seawater can replace freshwater to produce the sustainable fuel Bioethanol, reducing the need to drain precious resources.
Wireless communication breaks through water-air barrier
MIT researchers have taken a step toward solving a longstanding challenge with wireless communication: direct data transmission between underwater and airborne devices.
New method of genome editing not only gives the user complete spatiotemporal control but also treads lightly on DNA
A major obstacle to in-cell genome editing is, well, the cell itself.
Researchers target protein that protects bacteria's DNA 'recipes'
Bacteria cause many serious illnesses, from food poisoning to pneumonia. The challenge for scientists is that disease-causing bacteria are extraordinarily resilient. For example, when bacteria like Escherichia coli (E. coli) ...
A common ancestral gene causes body segmentation in spiders and insects
Scientists have pinpointed a key gene that controls segmentation during spider development, which reveals a further similarity to the control of segmentation in insects, a study in eLife reports.
New Antarctic rift data has implications for volcanic evolution
New data revealing two tectonic plates fused to form a single Antarctic Plate 15 million years later than originally predicted and this extra motion has major implications for understanding of the tectono-volcanic activity ...
Plant protein complex plays large role in important growth and development process
A little-studied plant cellular complex plays an essential role in a biological process—vacuole fusion—critical to plant growth and development, according to new research from North Carolina State University. The findings ...
'It's all in the eyes': The role of the amygdala in the experience and perception of fear
Researchers have long believed that the amygdala, an almond-shaped structure in the brain, is central to the experience and perception of fear. Studies initiated in the 1990s of a patient with a rare condition affecting the ...
Scientists take step toward new, targeted lung cancer treatment
Scientists have identified a key molecular player in a subtype of lung cancer which could lead to a new way to tackle the disease, according to research published in Nature Communications.
Researchers unravel the path of electrical discharges on phenomenally small scales
Innovations in microscale electronics, medicine, combustion and scores of other technologies depend on understanding and predicting the behavior of electricity on the smallest of length scales. Scientists already have a good ...
Enigmatic African fossils rewrite story of when lemurs got to Madagascar
Discovered more than half a century ago in Kenya and sitting in museum storage ever since, the roughly 20-million-year-old fossil Propotto leakeyi was long classified as a fruit bat.
Stalagmite study offers clues about Earth's past magnetic polarity shifts
A large team of researchers from China, Taiwan and Australia has found evidence of faster-than-expected shifts in Earth's magnetic polarity several thousand years ago. In their paper published in Proceedings of the National ...
I hear what you say! Or do I?
Even with an acute sense of hearing adults don't always pick up exactly what someone has said. That's because from childhood to adulthood we rely on vision to understand speech and this can influence our perception of sound.
Ecosystems are getting greener in the Arctic
In recent decades, scientists have noted a surge in Arctic plant growth as a symptom of climate change. But without observations showing exactly when and where vegetation has bloomed as the world's coldest areas warm, it's ...
View Over 500 Multiphysics Papers and Presentations
Find inspiration for new design ideas from this collection of papers, posters, and presentations on multiphysics simulation.
32-year Australian study reveals steep decline in student belief that God created humans
Australian university students give far more credit than the previous generation to the science of human evolution and far less to creationism or divine guidance, according to a landmark new study.
More minorities labeled 'learning disabled' because of social inequities, study finds
A new Portland State University study suggests that the disproportionate placement of racial minorities into special education for learning disabilities is largely because of social inequities outside of schools rather than ...
Researchers develop tools to predict the dispersal of chemical plumes, pollutants
On April 4, 2017, the town of Khan Sheikhoun in northwest Syria experienced one of the worst chemical attacks in recent history. A plume of sarin gas spread more than 10 kilometers (about six miles), carried by buoyant turbulence, ...
Study shows diminished but 'robust' link between union decline, rise of inequality
Numerous studies have linked the decline of unions with the rise in wage inequality, but some prominent ones have come with questions.
How the United States landed in a debt 'danger zone'
The interaction of public and private debt in the United States reduced economic growth about 0.43 percentage points per year between 2009 and 2014, a new study suggests.
Facebook flags users who try to 'game' fact-checking effort
Facebook acknowledged Tuesday it has developed tools to identify users "indiscriminately" flagging fake news as it refines its effort to combat misinformation.
NIST details steps to keep buildings functioning after natural hazards
After an earthquake, hurricane, tornado or other natural hazard, it's considered a win if no one gets hurt and buildings stay standing. But an even bigger victory is possible: keeping those structures operational. This outcome ...
Nanoparticle targets kidney disease for drug delivery
Remember the scene in the movie Mission: Impossible when Tom Cruise has to sneak into the vault? He had to do all sorts of moves to avoid detection. That's what it's like to sneak a targeted drug into a kidney and keep it ...
Nanobot pumps destroy nerve agents
Once in the territory of science fiction, "nanobots" are closer than ever to becoming a reality, with possible applications in medicine, manufacturing, robotics and fluidics. Today, scientists report progress in developing ...
Water bottles, other recycled 3-D printing materials could avoid military supply snags
Soldiers on the battlefield or at remote bases often have to wait weeks for vital replacement parts. Now scientists report they have found a way to fabricate many of these parts within hours under combat conditions using ...
Reminder: Your smartphone is likely tracking your location
A new lawsuit accusing Google of tracking people's locations against their will has served as a reminder that every movement of most smartphone users is being recorded, often without their knowledge.
More manatees have died in Florida so far this year than in all of 2017. Here's why
The number of manatee deaths in Florida this year has already exceeded the total for all of 2017.
Workplace software startup Slack valued at $7.1 bn in new funding
Slack, the workplace collaboration software startup that aims to fuel a move away from email, said Tuesday it raised $427 million to give it a valuation of some $7.1 billion.
Moderate drinking associated with lower risk of heart disease but consistency matters
Unstable drinking patterns over time may be associated with a higher risk of heart disease, whereas consistent moderate drinking within recommended health guidelines may have a cardioprotective effect, according to a study ...
Researchers discover novel subtype of multiple sclerosis
Cleveland Clinic researchers have discovered a new subtype of multiple sclerosis (MS), providing a better understanding of the individualized nature of the disease.
Sequencing genomes of Nigerian women could help prevent many lethal breast cancers
For the first time, DNA contributed by Sub-Saharan African women has been thoroughly evaluated with innovative genomics technology in an effort to understand the genetic bases for breast cancer in African populations.
Bioprinting bone substitute materials with cell-laden bioinks
Bone tissue engineering (BTE) is a developing field in materials science and bioengineering, in which researchers aim to engineer an ideal, bioinspired material to promote assisted bone repair. Since experimental strategies ...
Dehydration alters human brain shape and activity, slackens task performance
When dehydration strikes, part of the brain can swell, neural signaling can intensify, and doing monotonous tasks can get harder.
First in-depth profile of CAR T-cell signals suggests how to improve immunotherapy
CAR T-cell therapy, which reprograms immune cells to fight cancer, has shown great promise in people with some blood cancers who have not responded to other treatments. But until now, the underlying biological pathways enabling ...
'It's all in the eyes': The role of the amygdala in the experience and perception of fear
Researchers have long believed that the amygdala, an almond-shaped structure in the brain, is central to the experience and perception of fear. Studies initiated in the 1990s of a patient with a rare condition affecting the ...
Scientists take step toward new, targeted lung cancer treatment
Scientists have identified a key molecular player in a subtype of lung cancer which could lead to a new way to tackle the disease, according to research published in Nature Communications.
I hear what you say! Or do I?
Even with an acute sense of hearing adults don't always pick up exactly what someone has said. That's because from childhood to adulthood we rely on vision to understand speech and this can influence our perception of sound.
How do muscles know what time it is?
How do muscle cells prepare for the particular metabolic challenges of the day? Scientists at Helmholtz Zentrum München and Ludwig-Maximilians-Universität München (LMU), members of the German Center for Diabetes Research ...
Study sheds light on how brain lets animals hunt for food by following smells
Most animals have a keen sense of smell, which assists them in everyday tasks. Now, a new study led by researchers at NYU School of Medicine sheds light on exactly how animals follow smells.
Two consumer baby monitors show worrisome results in measuring vital signs
Researchers who tested two commercially available baby monitors are raising serious concerns about the accuracy of these products, which are marketed to parents, but are not regulated by the U.S. Food & Drug Administration ...
Powerful molecules provide new findings about Huntington's disease
Researchers at Lund University in Sweden have discovered a direct link between the protein aggregation in nerve cells that is typical for neurodegenerative diseases, and the regulation of gene expression in Huntington's disease. ...
Policing protein restrains genes to enable healthy development
Melbourne scientists have shown for the first time how a protein called SMCHD1 helps to police healthy development in the body.
Simple leg exercises could reduce impact of sedentary lifestyle on heart and blood vessels
A sedentary lifestyle can cause an impairment of the transport of blood around the body, which increases the risk of disease in the heart and blood vessels. New research published in Experimental Physiology suggests that ...
High-speed atomic force microscopy reveals clock protein interactions
For the first time, researchers have seen how proteins involved in the daily biological clock interact with each other, helping them to further understand a process tied to numerous metabolic and eating disorders, problems ...
New type 1 diabetes therapy shows promise for long-term reversal in both humans, dogs
What if instead of daily insulin injections or wearing pumps, just getting a shot every few months could reverse Type 1 diabetes for you—or your dog?
New wave of complex street drugs puzzles emergency doctors
At a time when drug overdoses are becoming more prevalent and lethal, a new report provides a snapshot of regional illicit drug use and, for the first time, highlights the complexity of detecting and treating patients at ...
Depressed patients see quality of life improve with nerve stimulation
People with depression who are treated with nerve stimulation experience significant improvements in quality of life, even when their depression symptoms don't completely subside, according to results of a national study ...
New method may allow country-level real-time surveillance of drug-resistant tuberculosis
Global tuberculosis control and elimination will require detailed real-time information on the location of individuals with the disease, the presence of drug resistance, and the patterns of transmission. The surveys currently ...
Lower-risk malaria regions are breeding grounds for drug-resistant strains
New drug-resistant strains of the parasite that causes malaria tend to evolve in regions with a lower risk of malaria. This is because in hard-hit areas with high transmission rates, like sub-Saharan Africa, they get outcompeted ...
New compound advances into Phase 1 trial for pancreatic cancer
A compound discovered at Sanford Burnham Prebys Medical Discovery Institute (SBP) has advanced into a Phase 1 trial for metastatic pancreatic cancer. Called CEND-1 (scientifically known as iRGD), the compound was exclusively ...
Largest brain study of 62,454 scans identifies drivers of brain aging
In the largest known brain imaging study, scientists from Amen Clinics (Costa Mesa, CA), Google, John's Hopkins University, University of California, Los Angeles and the University of California, San Francisco evaluated 62,454 ...
Genetic model offers elegant tool for testing Parkinson's disease therapies
For the past decade, Parkinson's disease researchers have relied on the experimental equivalent of using a sledgehammer to tune a guitar to test new therapies for the disease. This may be a reason clinical trials of promising ...
Simple test could identify bladder cancer patients who won't respond to immunotherapy
Patients who are unlikely to benefit from a commonly used immunotherapy for bladder cancer could be identified by a simple blood test, according to researchers at Brighton and Sussex Medical School (BSMS).
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Southern California coast emerges as a toxic algae hot spot
A new, comprehensive survey led by USC scientists shows the Southern California coast harbors some of the world's highest concentrations of an algal toxin dangerous to wildlife and people who eat local seafood.
Trump ready to ease rules on coal-fired power plants
The Trump administration is set to roll back the centerpiece of President Barack Obama's efforts to slow global warming, the Clean Power Plan that restricts greenhouse gas emissions from coal-fired power plants.
Nanoparticles in the environment more harmful than thought
Nanoparticles are becoming increasingly widespread in the environment. Thousands of products contain nanoparticles, which have unique properties.
Supercomputing simulations and machine learning to improve power plants
High-performance computing resources and data-driven machine learning help University of Stuttgart researchers model how coal, nuclear and geothermal power plants could be retrofitted for cleaner, safer, and more efficient ...
Not to scale? Maya civilizations show strange correlation
Researchers who study urban areas have long observed a connection between size and proximity—namely, that cities become more dense as they gain in population. The more people live in a place, the closer together they live ...
Higher plasma densities, more efficient tokamaks
When the density of the hot, ionized gas (known as a plasma) in a tokamak exceeds a certain limit, it usually leads to a rapid loss of heat and plasma currents. The currents are required to confine the plasma. Such events ...
Switching DNA and RNA on and off
DNA and RNA are naturally polarised molecules containing electric dipole moments due to the presence of a significant number of charged atoms at neutral pH. Scientists believe that these molecules have an in-built polarity ...
Fly high and far with Asia's first fully solar-powered quadcopter drone
A team from the National University of Singapore (NUS) Faculty of Engineering has developed Asia's first fully solar-powered quadcopter drone. The aircraft has flown above 10 metres in test flights and achieved controllable ...
First large-scale market analysis of underground cybercrime economy
Cybercrime is easier to carry out as more and more online criminal services (commodities) become available. Delft University of Technology (TU Delft) researcher Rolf van Wegberg investigated the extent and growth of this ...
A third of fruit and vegetable crops too ugly to sell
More than one-third of farmed fruit and vegetables never reaches supermarket shelves because it is misshapen or the wrong size, research suggests.
Swift's telescope reveals births, deaths and collisions of stars through through 1 million snapshots in UV
Imagine if the color camera had never been invented and all our images were in black and white. The world would still look beautiful, but incomplete. For thousands of years, that was how humans saw the universe. On Earth, ...
Engineering scientists use bacteria to create biosynthetic silk threads stronger and more tensile than before
Spider silk is among the strongest and toughest materials in the natural world, as strong as some steel alloys with a toughness even greater than bulletproof Kevlar. Spider silk's unmatched combination of strength and toughness ...
Clay fights MRSA, other superbugs in wounds
The use of mud or wet clay as a topical skin treatment, or poultice, is a common practice in many cultures. In fact, the concept of using mud as medicine goes back to the earliest times.
For women undergoing IVF, is fresh or frozen embryo transfer best?
The world's first baby born via in-vitro fertilization turned 40 years old this summer. Still, after four decades, IVF is a relatively new field with ongoing debate on how to get the best results for families who have placed ...
Study identifies 'compulsivity circuit' in heavy alcohol drinkers
Heavy alcohol drinkers attempt to acquire alcohol despite the threat of a negative consequence more so than light drinkers, a study in Biological Psychiatry: Cognitive Neuroscience and Neuroimaging has found, and this behavior ...
Annual pap test a 'thing of the past?'
The United States Preventive Services Task Force (USPSTF) has released new recommendations on screening for cervical cancer. These latest recommendations continue the trend of decreasing participant burden by lengthening ...
Study shows children with multidrug-resistant tuberculosis can be treated
The results of a large, international systematic review published in the journal PLOS Medicine show that tuberculosis treatment is successful in children with multidrug-resistant tuberculosis (MDR-TB). The study was used ...
A depressed spouse may increase one's own cognitive decline, study finds
Researchers at Yale School of Public Health and their scientific partners have found that having a depressed spouse can increase one's own depressive symptoms as well as cognitive decline over time in late life.
Seven percent of children in orthodontic care at 'high risk' for sleep disorders, according to new research
A child who is restless, hyperactive and can't concentrate could have a problem rooted in a source parents might not suspect: a sleep disorder.
Study: 'Sound' differences between age groups
By exploring differences in the way younger and older adults respond to sounds, Western neuroscientists have found that our brains become more sensitive to sounds as we age, likely leading to hearing challenges over a lifetime.
If you've got MS, exercise means much more than moving
For people with multiple sclerosis, the meaning of exercise stretches way beyond health and keeping fit, shows new research revealing what life's really like with the condition.
Ultrasound could improve early detection of vascular diseases, research shows
Ultrasound conducted before a patient develops symptoms could improve early detection of diseases in blood vessels, research led by the University of Leicester has shown.
Interim guidance provided for men with possible Zika infection
(HealthDay)—Interim guidance recommends that men with possible Zika virus infection wait three months before trying to conceive or engaging in unprotected sex, according to research published in the Aug. 10 issue of the ...
Side effects of biologics for rheumatic Dz may up anxiety
(HealthDay)—Potential side effects of biological agents may increase anxiety in patients with rheumatic disease, according to research published in the June issue of the International Journal of Rheumatic Diseases.
Young, growing athletes at high risk for ACL injuries
(HealthDay)—Young, growing athletes are at high risk for anterior cruciate ligament (ACL) injuries, according to a report published by Penn State Health News.
Large number of presumed sudden cardiac deaths are not
(HealthDay)—A large percentage of deaths attributed to cardiac arrest are neither sudden nor unexpected, according to a study published recently in Circulation.
Preventable adverse drug events usually of minor severity in kids
(HealthDay)—The incidence of preventable adverse drug events (pADEs) is zero to 17 per 1,000 patient-days in general pediatric wards and zero to 29 in intensive care units, with most pADEs of minor severity, according to ...
Sentinel lymph node mapping most cost-effective for uterine CA
(HealthDay)—Sentinel lymph node mapping has the lowest costs and highest quality-adjusted survival compared to both routine and selective lymphadenectomy for managing low-risk endometrial carcinoma, according to a study ...
Certain antibiotic-resistant infections on the rise, new research shows
Nearly six percent of urinary tract infections analyzed by a California emergency department were caused by drug-resistant bacteria in a one-year study period, according to new research in Annals of Emergency Medicine. The ...
Hypnosis doesn't cut post-op pain in breast cancer surgery
(HealthDay)—Hypnosis before general anesthesia does not reduce postoperative breast pain among patients undergoing minor breast cancer surgery, according to a study published online Aug. 17 in JAMA Network Open.
Education program successful at reducing forced sex in South African adolescents
Southern Africa has some of the highest rates of sexual assault in the world, with 20 percent of adolescent girls and boys reporting that they have been forced to have sex. In many cases, they are also the perpetrators: In ...
Exodus of Saudi medical trainees reveals vulnerability of Canadian health care
The sudden loss of Saudi medical trainees who must leave Canada in the next two weeks will negatively affect patient care, which should serve as a wake-up call to governments to increase the number of funded residency and ...
Antipsychotic use in older adults after heart surgery
Delirium is the medical term for an abrupt, rapid change in mental function that goes well beyond the typical forgetfulness of aging. Delirium can cause you to become confused, potentially aggressive, agitated, sleepy, and/or ...
A new way to target high rates of obesity
A novel drug is being touted as a major step forward in the battle against Australia's escalating rates of obesity and associated metabolic diseases. As it stands, 2 in 3 adults in Australia are classified as being overweight ...
Infectious diseases treated on the spot
Point-of-care testing developed at Flinders University will be part of the rollout of new services targeting infectious diseases across remote Australia and also the Asia-Pacific.
Scientists identify new genetic regulators of regeneration
Scientists at the MDI Biological Laboratory and the University of Maine have discovered that genetic material in the cell that was previously thought to be "junk" because of its apparent lack of function likely plays a part ...
Sharp increase in falls in women during midlife—new international research
Falls are not just a problem of advanced age, according to researchers in Trinity College Dublin, who have identified a sharp increase in falls after the age of 40, particularly in women.
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