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| Resistance exercise may be superior to aerobic exercise for getting better ZZZs Posted: 03 Mar 2022 06:58 PM PST A new study found that resistance exercise may be superior to aerobic exercise as a way to get better sleep. A year-long resistance exercise program improved sleep quality, duration and other indicators of a good night's sleep more so than aerobic exercise, combined aerobic and resistance exercise, and no exercise. Researchers say interventions focused on resistance exercises may be a way to improve sleep and, in turn, cardiovascular health. |
| New species of stegosaur is oldest discovered in Asia, and possibly the world Posted: 03 Mar 2022 06:58 PM PST Relatively small, but fearsome-looking stegosaur measured about 2.8 meters (9 feet) from nose to tail -- but scientists can't tell whether the remains are those of an adult or juvenile. |
| Researchers identify potential approaches to modify the vaginal microbiome Posted: 03 Mar 2022 04:15 PM PST Study shows that L. iners has unique nutritional requirements that distinguish it from L. crispatus, potentially allowing it to be targeted using novel therapeutic strategies. |
| Agreeableness a helpful trait for general success in life, study finds Posted: 03 Mar 2022 04:14 PM PST Agreeableness has desirable effect on hundreds of physical, psychological, occupational metrics that impact more than just job performance. |
| Scooting to a new era in active transportation Posted: 03 Mar 2022 04:14 PM PST In recent years, shared electric scooters (e-scooters) have taken cities by storm. But how are people using this new mode of transportation? A new study has some interesting data to share on e-scooter users. Self-reported safety behaviors didn't always match with observations: the reported use of helmets (13% while riding) far outweighed researchers' observations in Salt Lake City (2% of riders) or Tucson (2% of riders). |
| How triple-pane windows stop energy (and money) from flying out the window Posted: 03 Mar 2022 01:20 PM PST Next generation triple-pane windows provide builders with lower cost options and help homeowners conserve energy, reduce noise, and lower home energy bills. |
| Magnetic excitations could provide information transfer without heat loss Posted: 03 Mar 2022 01:20 PM PST Just as electrons flow through an electrical conductor, magnetic excitations can travel through certain materials. Such excitations, known in physics as 'magnons' in analogy to the electron, could transport information much more easily than electrical conductors. An international research team has now made an important discovery on the road to such components, which could be highly energy-efficient and considerably smaller. |
| Temperature variation could help new touchscreen technology simulate virtual shapes Posted: 03 Mar 2022 01:20 PM PST High-fidelity touch has the potential to significantly expand the scope of what we expect from computing devices, making new remote sensory experiences possible. The research on these advancements could help touchscreens simulate virtual shapes. |
| The future of data storage is double-helical, research indicates Posted: 03 Mar 2022 01:20 PM PST Researchers added seven new letters to DNA's molecular alphabet and developed a precise, letter-perfect sequencing method. These innovations helped transform the double helix into a robust, sustainable data storage platform fit for the Information Age and built to last well beyond the 21st century. |
| Brain stimulation shows promise as treatment for cannabis use disorder in people with schizophrenia Posted: 03 Mar 2022 11:41 AM PST Repetitive transcranial magnetic stimulation (rTMS) was associated with a reduction in self-reported cannabis use by up to 60 per cent among people with schizophrenia who have cannabis use disorder (CUD), according to a new study. |
| Joro spiders likely to spread beyond Georgia, US Posted: 03 Mar 2022 11:41 AM PST The Joro spider first arrived stateside around 2013 and has since spread across the state and Southeast. But new research suggests the invasive arachnids could spread through most of the Eastern Seaboard of the U.S. |
| Communication defect in psychotic disorders Posted: 03 Mar 2022 11:12 AM PST Communication between brain areas is crucial for the brain to correctly process sensory signals and adopt an appropriate behavioural response. Yet, dysfunctions in these communication pathways could be strongly correlated with the onset of schizophrenia. For the first time, a team has succeeded in demonstrating this phenomenon in human beings. By carrying out analyses of the brain activity of children, adolescents and young adults with a genetic risk of the disease, the research team has demonstrated that a reduction in the activation of gamma waves, that are known for their role in the proper transmission of information in the brain, was correlated with the emergence of psychotic symptoms even before full-blown disorders appear. |
| Rapid evolution fuels transcriptional plasticity in fish species to cope with ocean acidification Posted: 03 Mar 2022 11:12 AM PST A research team has revealed the basis to variability across different fish species and uncovered that some species evolve more rapidly, providing them with evolved molecular toolkits and allowing them able to cope with future ocean acidification. |
| Energy-harvesting wearable device made from recycled waste Posted: 03 Mar 2022 11:12 AM PST Wearable devices could soon be entirely made of recycled waste materials -- and powered by human movement, thanks to a new energy-harvesting device. |
| Two-faced orchestrator: Tis gene regulates positive and negative immune responses in plants Posted: 03 Mar 2022 11:12 AM PST The mechanism of plant defense mediated by the non-expressor of pathogenesis-related (NPR) genes in monocots (plants having a single embryonic leaf) is not well-documented. Now, scientists have discovered how the NPR family of genes regulate immune responses in the model monocot Brachypodium distachyon. These findings provide a blueprint for plants' defense systems and might contribute to more research towards resilient crop species, boosting pesticide-free cereal crop cultivation. |
| Physics race pits Usain Bolt against Jurassic Park dinosaur Posted: 03 Mar 2022 11:12 AM PST Scott Lee is a physics professor at the University of Toledo who has developed numerous learning activities to help intro-level students get enthusiastic about the topic. His latest innovative activity poses the question: Is Usain Bolt faster than a 900-pound dinosaur? |
| Seeing is believing when it comes to health risk and behavior change Posted: 03 Mar 2022 11:11 AM PST Using medical imaging technologies that can visualize health may discourage risk-related behaviors more than non-visual information. A new meta-analysis finds that when individuals undergo an imaging procedure and are shown visual personalized information about their own risk of disease, they may be more likely to reduce risky behaviors. |
| Lipid profiling can predict risk of diabetes, cardiovascular disease decades before onset Posted: 03 Mar 2022 11:11 AM PST Simultaneous measurement of dozens of types of fats in the blood ('lipidomics') can predict the risk of developing type 2 diabetes (T2D) and cardiovascular disease (CVD) years in the future, according to a new study. Such early prediction through lipidomic profiling may provide the basis for recommending diet and lifestyle interventions before disease develops. |
| Posted: 03 Mar 2022 11:11 AM PST Researchers have characterized brain activity that occurs when we are socially influenced to change our minds. The study shows how the brain distinguishes between different types of social conformity when revising one's opinions. |
| Working, studying in 'off' hours can harm motivation Posted: 03 Mar 2022 09:50 AM PST Working a nontraditional schedule, and checking in at all hours of the day, night and weekends, is not necessarily beneficial for the 21st-century workforce, according to new research. |
| Vaccine and antibody treatment effectiveness blunted by all three Omicron subvariants Posted: 03 Mar 2022 09:50 AM PST A new study finds that COVID vaccines and monoclonal antibody treatments offer less protection against new Omicron subvariants. |
| Time off after high school makes college less likely Posted: 03 Mar 2022 09:50 AM PST Academic breaks after high school -- even those lasting just a few months -- can cause some students, especially those from disadvantaged backgrounds, to forgo enrolling in college altogether, according to new research. |
| New tool reveals function of enigmatic gene sequences Posted: 03 Mar 2022 09:08 AM PST While the large proportion of our genome that does not instruct our cells to form proteins has been harder to study than protein-coding genes, it has been shown to have vital physiological functions. Scientists have now developed new high-precision tools able to identify what these noncoding sequences do. The study may eventually contribute to the development of new, targeted drugs. |
| Extending the longevity of stem cells Posted: 03 Mar 2022 09:07 AM PST People are having children later than ever before. The average age of new parents in the United States has been rising for at least the past half century. But time is tough on our bodies and our reproductive systems. For instance, as animals age, our stem cells are less effective at renewing our tissues. This is particularly true for germline stem cells, which turn into sperm and eggs. What if there were a way to pause this process? |
| Sense of belonging helps high school students engage with STEM Posted: 03 Mar 2022 09:07 AM PST A new study finds one key to promoting STEM education, and to making students feel capable of working on STEM subjects outside of the classroom, is to find ways to make classrooms feel more inclusive. |
| Attention! Brain scans can tell if you are paying it Posted: 03 Mar 2022 08:22 AM PST Using a model of fMRI data collected from 92 individuals performing several types of attention-related tasks, researchers successfully predicted how well those individuals would perform on the tasks based on their brain scans alone. This generalized model can also predict severity of an individual case of attention deficit and hyperactivity disorder. The study was published March 3 in the journal Nature Human Behavior. |
| Mussels' underwater glue inspires synthetic cement Posted: 03 Mar 2022 08:22 AM PST Researchers have used a novel method to replicate mussel-adhesive proteins, creating a stronger glue than the material they set out to mimic. |
| Weighing up: What’s the bottom line when it comes to weight loss? Posted: 03 Mar 2022 08:22 AM PST When it comes to weight loss, many of us have dabbled in the latest diets. But whether you're cutting carbs or keeping to keto, new research shows that diet trends can cost more than your waistline and leave a hefty hole in your hip pocket. |
| Posted: 03 Mar 2022 08:22 AM PST Researchers develop tool that 'audits' the results of studies that examine interplay between variables. Using this approach, researchers identify inconsistent findings in one-third of previous association studies of gut microbiome and disease. The software can help researchers check the reliability of their own findings before submitting them for publication. Association studies are critical in paving the way to further research into disease causes and mechanisms of dysfunction. |
| Posted: 03 Mar 2022 08:22 AM PST Why do large gas bubbles in viscoelastic liquids (such as polymer and protein solutions) rise so much faster than expected? An open question with great relevance for industrial production processes. Researchers have now found an explanation. |
| Nocturnal teeth grinding can damage temporomandibular joints Posted: 03 Mar 2022 08:22 AM PST Nocturnal teeth grinding and clenching of the upper and lower jaw are known as sleep bruxism and can have a number of consequences for health. In dental science, the question of whether sleep bruxism is associated with the development or progression of temporomandibular joint disorders is controversial. New research shows that certain tooth shapes and tooth locations could well lead to temporomandibular joint problems as a result of bruxism. |
| Special shell protects Antarctic scallop from ice build-up Posted: 03 Mar 2022 08:22 AM PST Airplane wings that don't ice up or solar cells that generate electricity even in winter - ice-free surfaces are important for many applications. A team of scientists has now studied an Antarctic scallop species that opposes the icing process with the help of its shell surface. Due to their special structure, thin layers of ice adhere poorly and are easily washed away by the flow. The discovery could help in the development of ice-free bionic surfaces in the long term. |
| New method to produce chemically modified mRNA developed Posted: 03 Mar 2022 08:22 AM PST Chemists describe a new synthetically produced, highly modified messenger RNA that allows cells to more efficiently produce proteins. In the long term, this method could open up new therapeutic options. |
| Computer games in the classroom: Educational success depends on the teacher Posted: 03 Mar 2022 08:22 AM PST Future teachers see educational potential in computer games, study shows. Teacher training should therefore address their potential in the classroom. |
| Posted: 03 Mar 2022 08:22 AM PST A meta-analysis of 15 studies involving nearly 50,000 people from four continents offers new insights into identifying the amount of daily walking steps that will optimally improve adults' health and longevity -- and whether the number of steps is different for people of different ages. |
| Taller adults may be at increased risk for colorectal cancer Posted: 03 Mar 2022 08:22 AM PST A new meta-analysis, or data examination of several independent studies, adds to evidence that taller adults may be more likely than shorter ones to develop colorectal cancer or colon polyps that can later become malignant. |
| New MRI probe can reveal more of the brain's inner workings Posted: 03 Mar 2022 08:21 AM PST Using a novel probe for functional magnetic resonance imaging (fMRI), biological engineers have devised a way to monitor individual populations of neurons and reveal how they interact with each other. |
| Posted: 03 Mar 2022 08:21 AM PST More than 20 years after the first release of the human genome, scientists have for the first time deciphered the highly complex genome of the potato. Their impressive technical feat will accelerate efforts to breed superior varieties. |
| Dark energy: Neutron stars will tell us if it's only an illusion Posted: 03 Mar 2022 08:20 AM PST Scientists provide the first simulation of neutron star collisions in extensions of general relativity relevant for cosmology, offering a new approach to test gravity. |
| NGI uses twist to engineer 2D semiconductors with built-in memory functions Posted: 03 Mar 2022 07:27 AM PST A team of researchers has demonstrated that slightly twisted 2D transition metal dichalcogenides (TMDs) display room-temperature ferroelectricity. |
| Researchers reconstruct ancient fish lizard Posted: 03 Mar 2022 07:27 AM PST Scientists have mapped 300 years of research on the prehistoric marine reptiles known as ichthyosaurs. Using a uniquely well-preserved fossil, the team has also created the scientifically most up-to-date reconstruction of an ichthyosaur currently available. |
| An oral medication shows benefits treating Type 1 diabetes for at least two years after diagnosis Posted: 03 Mar 2022 06:57 AM PST Use of the drug verapamil to treat Type 1 diabetes continues to show benefits lasting at least two years, researchers report. Patients taking the oral blood pressure medication not only required less daily insulin two years after first diagnosis of the disease, but also showed evidence of surprising immunomodulatory benefits. |
| Women with irregular periods may be at risk for liver disease Posted: 03 Mar 2022 06:57 AM PST Women with long or irregular periods are known to have a higher risk of type 2 diabetes and heart disease, but researchers found these women may also be at risk for nonalcoholic fatty liver disease (NAFLD). |
| Ensuring sustainable recreational fisheries in the face of social change Posted: 03 Mar 2022 06:56 AM PST The observation that 'the fishing's not what it used to be' ranks up there with 'the one that got away' as a story that has crossed over from folk wisdom to folklore. But what if there is truth in it? New research suggests that slow but steady degradation of recreational fisheries may be common, and points to actions that anglers and fisheries managers can take to help stabilize and improve fisheries today and for future generations. |
| First potential immunization against RSV for healthy infants found highly effective in phase 3 trial Posted: 03 Mar 2022 06:56 AM PST Nirsevimab showed 74.5 percent efficacy against medically attended lower respiratory tract infections caused by respiratory syncytial virus (RSV) in healthy infants, according to an international, randomized, placebo-controlled Phase 3 clinical trial. It is the first potential immunization against RSV in the general infant population, with a single dose providing safe protection across the entire RSV season. |
| Bull ant evolves new way to target pain Posted: 03 Mar 2022 06:56 AM PST Researchers found a bull ant venom component that exploits a pain pathway in mammals, which they believe evolved to stop echidnas attacking the ant's nests. |
| Rainfall strongly affects infectious Vibrio bacteria in Ala Wai Canal Posted: 03 Mar 2022 06:56 AM PST In the Ala Wai Canal in Waikiki, Hawai'i, the abundance of Vibrio vulnificus, an infectious bacterium, is strongly influenced by the amount of rainfall in the surrounding areas, according to a recently published study. |
| Evidence links e-cigarette use with increased odds of prediabetes Posted: 03 Mar 2022 06:56 AM PST An analysis of data from a large, nationally representative survey of the US population shows that e-cigarette use is associated with increased odds of prediabetes. The findings add important evidence about the health effects of e-cigarettes and can help shape public health best practices. |
| Higher education and language skills may help ward off dementia Posted: 03 Mar 2022 06:56 AM PST New research has found that people with mild cognitive impairment may not inevitably develop dementia and, in fact, having higher education and advanced language skills more than doubles their chances of returning to normal. |
| Mummification in Europe may be older than previously known Posted: 03 Mar 2022 06:56 AM PST Mummification of the dead probably was more common in prehistory than previously known. This discovery is made at the hunter-gatherer burial sites in the Sado Valley in Portugal, dating to 8,000 years ago. A recent study presents new evidence for pre-burial treatments such as desiccation through mummification, which has not been suggested for the European Mesolithic before. |
| Whole-genome sequencing reveals new secrets about killer fungus Posted: 02 Mar 2022 06:00 PM PST New research reports the largest ever whole-genome sequencing project for the potentially fatal yeast infection Candida glabrata from hospitals across Scotland. |
| COVID-19 restrictions linked to nearly 750,000 fewer dengue cases in 2020 Posted: 02 Mar 2022 04:00 PM PST A new study shows that COVID-19 measures such as school closures and 'high-traffic and mixing' areas had the strongest association, providing clues for new intervention approaches. Nearly three quarters of a million fewer global cases of dengue occurred in 2020, which could be linked to COVID-19 disruptions limiting human mobility and contact, according to a new study. |
| Study of algae in Acadia National Park lakes shows recovery from acidification Posted: 02 Mar 2022 04:00 PM PST Research shows that federal regulations to reduce human-caused sulfur in the atmosphere have aided in the recovery of algal ecosystems for two lakes in Acadia National Park. However, the study also shows that the warming climate negatively impact certain types of lakes more than others, which could affect future ecosystem recovery. |
| Effects of noise on marine life Posted: 02 Mar 2022 04:00 PM PST New research shows turtles can experience temporary hearing loss from an excess of underwater noise. This phenomenon, previously noted in other marine animals such as dolphins and fish, was not widely understood for reptiles and underscores another potential risk for aquatic turtles. This high volume of sound, referred to as underwater noise pollution, can be caused by passing ships and offshore construction. |
| Discovered: An easier way to create 'flexible diamonds' Posted: 02 Mar 2022 03:59 PM PST As hard as diamond and as flexible as plastic, highly sought-after diamond nanothreads would be poised to revolutionize our world -- if they weren't so difficult to make. Recently, a team of scientists developed an original technique that predicts and guides the ordered creation of strong, yet flexible, diamond nanothreads, surmounting several existing challenges. The innovation will make it easier for scientists to synthesize the nanothreads -- an important step toward applying the material to practical problems in the future. |
| How the gut microbiome processes seaweed Posted: 02 Mar 2022 03:59 PM PST A new study provides insights into how the microbiome processes seaweed, consumed in sushi and as a common food additive. |
| The physics of fire ant rafts could help engineers design swarming robots Posted: 02 Mar 2022 03:59 PM PST Fire ants survive floods by forming rafts made up of thousands of wriggling insects. New research reveals how these creepy-crawly lifeboats change shape over time. |
| Study details how some fish cope with parasites, with implications for human health Posted: 02 Mar 2022 03:59 PM PST Parasitic tapeworms have a complex life cycle moving from plankton to fish and then fish-eating birds. New research on how parasite resistance in threespine stickleback fish may lead to a better understanding of human diseases such as cystic and liver fibrosis. |
| Industrial sedimentation in the North Sea Posted: 02 Mar 2022 03:59 PM PST Researchers investigated changes in pollutant levels in the North Sea over an interval time. The results showed that a diverse cocktail of chemicals has been polluting the environment, especially during the last 100 years. They also found out that a decrease in pollution only became apparent in the environment decades after the substances were banned. |
| Corals can be 'trained' to tolerate heat stress Posted: 02 Mar 2022 03:59 PM PST A new study found that corals that underwent a stressful temperature treatment in the laboratory for 90 days were more tolerant to increased water temperatures. |
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