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Early life trauma in men associated with reduced levels of sperm microRNAs

Exposure to early life trauma can elevate risk for poor physical and mental health in individuals and their children. A new epigenetics study in both men and mice posits that...

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New treatment for severe asthma

Researchers have developed a new method to treat severe asthma. In a study of over 200 participants with severe asthma, the new treatment was shown to have improved asthma sym...

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Putting the optical microscope under the microscope to achieve atomic accuracy

New work enables optical microscopes to measure these nanometer-scale details with a new level of accuracy...

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Amazonian 'lookout' birds help other species live in dangerous neighborhoods

Usually, birds of a feather flock together -- but in the Amazon, some flocks feature dozens of species of all shapes and colors. A new study singles out one reason why these u...

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How order first appears in liquid crystals

Chemists have shown a technique that can identify regions in a liquid crystal system where molecular order begins to emerge just before the system fully transitions from disor...

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Posttraumatic stress affects academics

Posttraumatic stress disorder (PTSD) caused by traumatic military experiences is associated with feelings of anxiety, anger, sadness and/or guilt. New research is evaluating h...

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Guns in Chicago just '2.5 handshakes' away, study finds

In one of the first studies to try to map a gun market using network science, researchers used the novel scientific approach to understand how close offenders are to guns in t...

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Fluid dynamics may play key role in evolution of cooperation

In a new study, physicists examined how the mechanical properties of an environment may shape the social evolution of microbial populations...

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Science in the palm of your hand: How citizen science transforms passive learners

Citizen science projects can engage even children who previously were not interested in science. This article provides guidance on building these lessons...

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Malaria-causing parasite manipulates liver cells to survive

Before invading the bloodstream, the malaria-causing Plasmodium parasite rapidly reproduces inside its host's liver cells. Researchers show that liver-stage Plasmodium re...

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Using 3-D X-rays to measure particle movement inside lithium ion batteries

Lithium ion battery performance can decay over time, may not fully charge after many charge/discharge cycles, and may discharge quickly even when idle. Researchers have applie...

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New tech may make prosthetic hands easier for patients to use

Researchers have developed new technology for decoding neuromuscular signals to control powered, prosthetic wrists and hands. The work relies on computer models that closely m...

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Invasive seaweed makes fish change their behavior

Researchers have found that changes in the seascape may impact the behavior of fish and could be leaving them less options for refuge and more vulnerable to predators...

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Technique doubles conversion of CO2 to plastic component

Fossil fuels have long been the precursor to plastic, but new research has detailed a technique for doubling the amount of carbon dioxide that gets converted to ethylene -- an...

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Two-and-a-half-year expedition ends in world's most biodiverse protected area

After a two-and-a-half-year expedition through the world's most biodiverse protected area, the Identidad Madidi explorers have concluded their epic quest of completing a...

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Decoding digital ownership: Why your e-book might not feel like 'yours'

People feel very differently about owning physical books versus e-books, a recent study shows. While stereotypes suggest that younger consumers prefer digital books, that is n...

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New brain development disorder identified by scientists

Researchers have identified a new inherited neurodevelopmental disease that causes slow growth, seizures and learning difficulties in humans...

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First record of large-antlered muntjac in Vietnam

In November 2017 -- under a biodiversity monitoring and assessment activity supported by the US Agency for International Development -- scientists and conservationists capture...

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Married couples share risk of developing diabetes

Researchers have discovered a connection between the BMI of one spouse and the other spouse's risk of developing type 2 diabetes. The researchers therefore believe that e...

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Embryonic mammary gland stem cells identified

Scientists have identified the mechanisms that regulate mammary gland development. Using a combination of lineage tracing, molecular profiling, single cell sequencing and func...

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'Spooky action at a distance': Researchers develop module for quantum repeater

Physicists have succeeded in entangling a single atom with a single photon in the telecom wavelength range. This constitutes a basic building block for transmission of quantum...

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Researchers build artificial cellular compartments as molecular workshops

How to install new capabilities in cells without interfering with their metabolic processes? Scientists have altered mammalian cells in such a way that they formed artificial...

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The prevalence of twin births in pure Spanish horses

A group of researchers has published the first study to determine the prevalence of twin births and chimerism in a large population of PRE horses, and the results suggest that...

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Lead exposure found to affect fertility rates

New research that examined the impact of exposure to lead (in the air and topsoil) on fertility in the United States has found that exposure matters for both women and men. It...

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Remote control of transport through nanopores

In our bodies, the transfer of genetic information, viral infections and protein trafficking, as well as the synthesis and degradation of biomolecules are all phenomena that r...

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Research supports restrictions on opioid-containing cold medicines for children

Prescription cough and cold medicines containing the opioid hydrocodone were more likely to cause serious side effects in children than those containing codeine, according to...

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From a model of fluids to the birth of a new field in computational physics

It may sound like the stuff of fairy tales, but in the 1950s two numerical models initially developed as a pet project by physicists led to the birth of an entirely new field...

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Physicists with green fingers estimate tree spanning rate in random networks

Scientists calculate the total number of spanning trees in randomly expanding networks. This method can be applied to modelling scale-free network models, which, as it turns o...

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Could we predict the next Ebola outbreak by tracking the migratory patterns of bats?

The researchers worked with satellite information and parameter sampling techniques to create their Ebola-prediction framework, which integrates data and modeling to predict t...

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Subtle hearing loss while young changes brain function

New research has found that young people with subtle hearing loss -- the kind they aren't even aware of -- are putting demands on their brains that typically wouldn'...

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The gypsum gravity chute: A phytoplankton-elevator to the ocean floor

Tiny gypsum crystals can make phytoplankton so heavy that they rapidly sink, hereby transporting large quantities of carbon to the ocean's depths...

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Tunable diamond string may hold key to quantum memory

Researchers have engineered diamond strings that can be tuned to quiet a qubit's environment and improve memory from tens to several hundred nanoseconds, enough time to d...

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More patients with severe alcoholic hepatitis receiving liver transplants

Increasingly, liver transplant centers are changing a long-standing practice of delaying potentially life-saving liver transplantation for patients with severe alcoholic hepat...

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Ancient mound builders carefully timed their occupation of coastal Louisiana site

A new study of ancient mound builders who lived hundreds of years ago on the Mississippi River Delta near present-day New Orleans offers new insights into how Native peoples s...

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Students taught by highly qualified teachers more likely to obtain bachelor's degree

A researcher has found that high school students taught by a string of teachers who majored or minored in a specific teaching subject, instead of a general teaching degree, ar...

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People with ASD risk being manipulated because they can't tell when they're being lied to

A new study shows that the ability to distinguish truth from lies is diminished in people with autism spectrum disorder (ASD) -- putting them at greater risk of being manipula...

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The price of chaos: A new model virtually pits new investors against experienced ones

Variation in expertise and risk-taking behaviors among investors regularly sends markets on roller-coaster rides. Researchers now describe the intricate dynamics driving a fin...

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Heart surgery: To have or not to have...your left atrial appendage closed

Each year in the US, more than 300,000 people have heart surgery. To reduce risk of stroke for their patients, surgeons often will close the left atrial appendage, which is a...

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Mice brain structure linked with sex-based differences in anxiety behavior

Using male individuals has long been a tradition in scientific mice studies. But new research enforces the importance of using a balanced population of male and female mice. S...

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How coyotes conquered the continent

Using museum specimens and fossil records, researchers have produced a comprehensive (and unprecedented) range history of coyotes that can help reveal the ecology of predation...

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Mechanisms of harmful overhydration and brain swelling

We are all familiar with the drawbacks of dehydration, but we rarely hear about the harmful effects of overhydration. Scientists have now uncovered a key piece to the puzzle o...

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Missing link between blow flies and possible pathogen transmission

Determining whether blow flies have consumed animal fecal material versus animal tissue has important implications for both human public health and animal conservation. A rece...

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Non-plasma high-speed anisotropic diamond etching with nickel in 1000°C water vapor

Development of next-generation power devices is needed for energy saving in a low carbon society. Diamond is a potentially important power device material due to its excellent...

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Building a brain, cell by cell: Researchers make a mini neuron network (of two)

Neurological research uses simplified models consisting of artificial collections of neurons. These models are often imprecise, because it is difficult to control how neurons...

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Designer cells: Artificial enzyme can activate a gene switch

Complex reaction cascades can be triggered in artificial molecular systems: Scientists have constructed an enzyme than can penetrate a mammalian cell and accelerate the releas...

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Embryonic gene regulation through mechanical forces

During embryonic development genetic cascades control gene activity and cell differentiation. Researchers reported that besides the genetic program, also mechanical cues can c...

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Advance genetics study identifies virulent strain of TB

A virulent strain of tuberculosis (TB) has adapted to transmit among young adults in Ho Chi Minh City, Vietnam...

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Study finds popular 'growth mindset' educational interventions aren't very effective

A new study found that 'growth mindset interventions,' or programs that teach students they can improve their intelligence with effort -- and therefore improve grade...

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Faster genome evolution methods to transform yeast

Scientists have created a new way of speeding up the genome evolution of baker's yeast Saccharomyces cerevisiae, the same yeast we use for bread and beer production...

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A hidden world of communication, chemical warfare, beneath the soil

New research shows how some of these harmful microbes have to contend not just with a farmer's chemical attacks, but also with their microscopic neighbors -- and themselv...

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Michael Jackson's antigravity tilt -- Talent, magic, or a bit of both?

Three neurosurgeons set out to examine Michael Jackson's antigravity tilt, introduced in the movie video 'Smooth Criminal,' from a neurosurgeon's point of...

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Friends influence middle schoolers' attitudes toward peers of different ethnicities, races

Studies have shown that for young people, simply being around peers from different ethnic and racial backgrounds may not be enough to improve attitudes toward other groups. In...

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Young toddlers may learn more from interactive than noninteractive media

Preschoolers can learn from educational television, but younger toddlers may learn more from interactive digital media (such as video chats and touchscreen mobile apps) than f...

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Giant invasive flatworms found in France and overseas French territories

One of the consequences of globalization is the introduction of invasive species. Giant hammerhead flatworms, or land planarians, up to 40 cm (over 1 foot) in length, are repo...

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Link between tuberculosis and Parkinson's disease discovered

The mechanism our immune cells use to clear bacterial infections like tuberculosis (TB) might also be implicated in Parkinson's disease, according to a new study. The fin...

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Kids show adult-like intuition about ownership

Children as young as age three are able to make judgements about who owns an object based on its location, according to a new study...

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Experimental drug eases effects of gluten for celiac patients on gluten-free diet

An investigational new drug offers hope of relief for celiac disease patients who are inadvertently exposed to gluten while on a gluten-free diet. Inadvertent exposure to glut...

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Model estimates lifetime risk of Alzheimer's dementia using biomarkers

Lifetime risks of developing Alzheimer's disease dementia vary considerably by age, gender and whether any signs or symptoms of dementia are present, according to a new s...

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New study sheds light on the opioid epidemic and challenges prevailing views about this public health crisis

A new study sheds new light on the sharp rise in fatal drug overdoses in recent years, one of the most severe public health challenges of our time. The study found that the gr...

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How wheat can root out the take-all fungus

In the soils of the world's cereal fields, a family tussle between related species of fungi is underway for control of the crops' roots, with food security on the li...

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First interstellar immigrant discovered in the solar system

A new study has discovered the first known permanent immigrant to our solar system. The asteroid, currently nestling in Jupiter's orbit, is the first known asteroid to ha...

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Genome structure of dinosaurs discovered by bird-turtle comparisons

A discovery has provided significant insight into the overall genome structure of dinosaurs. By comparing the genomes of different species, chiefly birds and turtles, the Kent...

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