Researchers at the University of Missouri discovered spiny pollen from a native wild dandelion species has evolved to attach to traveling bumblebees, making it easier for plants to reproduce. This adaptation allows for mutualism between the plant and pollinator, where both benefit from each other.
Scientists have mapped a large-scale bloom of green snow algae across Antarctica's coastline, which could become a significant carbon sink as the climate warms. The 'green snow' is likely to spread due to rising global temperatures.
A recent study of 60,000 patients found that those discharged early due to space constraints had a higher risk of dying within 60 days. The study suggests that hospitals should prioritize keeping vulnerable patients longer.
Researchers analyzed deaths following nonfatal opioid overdoses in California from 2009 to 2011, finding that patients with intentional overdoses were more likely to die by suicide than those with unintentional overdoses. The study sheds light on the complex relationship between opioid use and suicidal behavior.
Astronomers used ALMA to discover a massive rotating disk galaxy, DLA0817g, which challenges traditional models of galaxy formation. The galaxy formed primarily through the steady accretion of cold gas, indicating alternative growth processes dominated over violent mergers.
Researchers at Hollings Cancer Center have developed a novel flow cytometry technique to quantify protein production in T-cells. This study reveals that T cells with robust protein production are more effective at controlling tumor growth.
Researchers at UC San Diego developed a non-invasive wearable device to track vitamin C levels in sweat, enabling personalized nutrition and dietary adherence. The device has shown high sensitivity and potential for detecting nutritional deficiencies and supporting recovery from COVID-19.
A new article highlights the lack of support for older adults with respiratory illnesses in community settings, who face significant health risks and mortality rates. Experts outline specific steps to ensure their safety, including increased testing, social support, and protecting home care workers.
The study found that women who watched videos of themselves and their peers experienced increased autonomous motivation and self-efficacy, leading to a significant decrease in fat intake. The intervention's emphasis on coping self-efficacy also reduced participants' stress levels.
Early warning scores (EWS) used in hospitals have methodological and reporting weaknesses, which may lead to detrimental effects on patient care. The research found that most EWS were developed for UK and US use, but many studies had poor methods and inadequate reporting.
Scientists from the University of Pittsburgh have developed two approaches for rendering a specific phosphatase activated by light, allowing them to probe its function. This breakthrough has significant implications for understanding protein-protein interactions and drug discovery, paving the way for new treatments for diseases.
Migratory shorebird species in the Asia-Pacific region are under threat from widespread and unsustainable hunting. The study found that hundreds of thousands of birds are killed annually, with several species on the brink of extinction.
Adding CBT to standard medical care gives patients with dissociative seizures longer periods of seizure freedom and a greater quality of life. This study suggests that CBT combined with specialist care can improve symptoms and satisfaction for those affected by this condition.
New studies in macaques demonstrate protective immunity against SARS-CoV-2 after initial infection or vaccination, with vaccinated animals exhibiting similar immune responses to humans. The findings offer promising results for the development of SARS-CoV-2 vaccines and treatments.
New study reveals deep connection between Upper Paleolithic Siberians and First Americans, dating back to the Upper Paleolithic period. The discovery sheds light on future studies about Native American population history and suggests that the ancestry of Native Americans was more widely distributed than previously assumed.
A new UCLA study found that chemicals in diesel exhaust can trigger the toxic buildup of alpha-synuclein proteins in brain cells, a common occurrence in people with Parkinson's. The research used zebrafish and human cells to confirm the link between air pollution and brain damage.
The NASA-NOAA Suomi NPP satellite captured a visible image of post-tropical storm Arthur on May 19, revealing a weak circulation with clouds northeast and east of the center. The storm is expected to weaken and move southeast through Thursday, affecting waters in the Bahamas.
A team of Canadian and Italian researchers have synthesized large-scale two-dimensional conjugated polymers, demonstrating their electronic properties. The results provide new insights into mechanisms of surface reactions at a fundamental level, yielding a novel material with outstanding properties.
A new study published in Diabetologia found that women who experience more pregnancy losses are at a higher risk of developing type 2 diabetes. The study analyzed data from over 247,000 women and found that each additional pregnancy loss increased the risk by 18-71%. Women with no previous pregnancies also had a significantly higher risk.
A University of Melbourne study finds that parts of the Eastern Highlands in Victoria may be as young as 5 million years, contradicting previous estimates of 90 million years. The team used speleothem dating to determine the age of stalagmites and flowstones in nearby caves.
A new UCF study found microplastics in the digestive systems of 63 birds of prey in Florida, including hawks, ospreys, and owls. The researchers discovered nearly 1,200 pieces of plastic, mostly microfibers, which can lead to poisoning, starvation, and death.
A new study from the University of Cambridge found that most young people experiencing suicidal thoughts or self-harm have only mild or moderate mental distress. The researchers argue that measures to reduce suicide risk should focus on the entire population, not just those with severe symptoms.
The study suggests that cells can be understood as electrical entities, enabling predictive biological understanding and potential new treatments for conditions like heart failure and diabetes. The researchers' bioelectrical conceptualisation of cells could pave the way for breakthroughs in healthcare.
Researchers created an AI system that learns to distinguish between 'right' and 'wrong' based on books, news articles, and religious texts. The machine's moral compass adapts to different eras and societies, revealing subtle differences in moral values.
A new algorithm developed by researchers at the University of Córdoba improves response capacity to forest fires. The tool predicts fire fighting difficulty and offers an extinction difficulty index, helping authorities prioritize management tasks and optimize resources.
Women awaiting liver transplants face higher mortality rates than men due to various factors, including geographic location and medical urgency. Liver size also plays a role in these disparities, highlighting the need for targeted interventions to address sex-based inequalities.
The NUS team created a low-cost, easy-to-fabricate shadow-effect energy generator (SEG) that converts illumination contrast from partial shadows into electricity. The SEG is twice as efficient as commercial silicon solar cells under indoor conditions and can power devices like digital watches.
A new metamaterial has been developed by ITMO University researchers that can change its optical properties without mechanical input. The material combines silicon and phase-change materials to achieve a transparent surface in the near-infrared region.
Researchers have discovered a new way that plants regulate volatile isoprenoid emissions, which contribute to hydrocarbons released into the atmosphere. This knowledge could lead to optimizing forest land and farming areas by planting fewer high-emitter-plants and more zero-emitters.
Researchers identified how the enzyme MOF orchestrates the HSC fate in erythropoiesis, revealing crucial role in regulating chromatin accessibility and gene expression. This discovery could lead to new therapeutic approaches for diseases such as leukemia or anemia.
A Tel Aviv University-led study published in Nature found that complexity in analytical methods contributes to variability in research outcomes. Researchers analyzed the same dataset using different analysis methods, resulting in varying conclusions. The study highlights the need for improved methodology and data sharing to advance sci...
A new study by George Mason University found that primary care physicians report the highest rates of burnout at 31.6%, nearly twice that of other staff in primary care practices. Anxiety levels also significantly contribute to burnout across healthcare professionals, highlighting the need for prioritizing clinician well-being.
Physicists have measured electron flight times in a molecule to study the influence of the molecule on photoemission time. The measurements reveal a delay attributable to the molecular environment that becomes larger as the energy of the light pulses is reduced.
A new study reveals that viruses inhibit a critical protein in the body's immune system to evade detection and cause infections. This common denominator offers hope for developing antiviral treatments and vaccines.
Physicists at NIST successfully entangled a charged molecule and an electrically charged atom, showcasing a way to build large-scale quantum computers and networks. This breakthrough enables versatile quantum information systems by connecting quantum bits based on incompatible hardware designs.
The Fannie and John Hertz Foundation has announced the 2020 recipients of the Hertz Fellowship, supporting PhD students tackling urgent problems. The 16 researchers will pursue innovative ideas, including drug development, artificial intelligence, and carbon-neutral futures.
A study at Cedars-Sinai Medical Center found that only two asymptomatic pregnant women out of 82 tested positive for COVID-19, with the remaining 80 women being symptom-free. The findings suggest that hospitals may not need to conduct universal testing on all admitted pregnant patients.
The UCLA Jonsson Comprehensive Cancer Center has been awarded a $5.75 million grant to study the role of obesity in the development of pancreatic cancer. The research aims to understand how inflammation from obesity influences tumor formation and develop prevention strategies for high-risk individuals.
Researchers found that combining rosiglitazone, a popular but abandoned diabetes treatment, with another drug called Compound A can enhance its effectiveness while reducing side effects such as weight gain and fluid retention. The study suggests that using lower doses of rosiglitazone may be sufficient to achieve similar results.
Researchers used noninvasive pulses of ultrasound waves to control macaque monkeys' choices in an experiment widely used to investigate choice behaviors. The technique successfully influenced which target the monkeys looked at, regardless of reward, suggesting its potential for studying addiction and compulsive behaviors.
Researchers use X-ray laser to observe water molecules flowing through the oxygen-evolving complex of Photosystem II, shedding light on a key step in oxygen production. The study provides new insights into how protein and water molecules work together to produce breathable oxygen.
A global study published in The Lancet found that women are less likely to develop cardiovascular disease and experience heart attacks and strokes compared to men. Despite this, women tend to receive more preventative treatments but invasive procedures like bypass surgery are more common among men with similar disease severity.
Researchers at BIDMC developed prototype COVID-19 vaccines that induced neutralizing antibody responses and protected against SARS-CoV-2 in rhesus macaques. The studies also found that individuals who recovered from COVID-19 developed natural protective immunity against re-infection.
Researchers assembled jojoba genome into 26 chromosomes with 23,490 protein-coding genes, revealing evolutionary history and agronomic properties. The plant's ability to store wax in its seeds makes it a promising source of sustainable liquid wax esters for pharmacy, cosmetics, and hair care products.
Researchers at Harvard have developed a fast-moving jumping soft actuator that harnesses the energy released by buckling to achieve speed. The device uses shell buckling similar to toy poppers, enabling it to catapult itself into the air and navigate safely through uncharted landscapes.
A new Swedish study found no correlation between obesity and the distance to fast food restaurants or gyms, contradicting previous research. The study also showed a significant association between neighborhood deprivation and obesity.
A new study reveals that medical personnel working with COVID-19 patients in China have higher rates of anxiety, somatization, and obsessive-compulsive symptoms compared to the general population. The study collected data from over 30,000 healthcare providers during the pandemic's peak.
A new study published in Radiology found that women with probably benign breast lesions (BI-RADS 3) should have six-month follow-up imaging surveillance. The study showed that 1.9% of these women were diagnosed with cancer within six months, with a higher risk of malignancy than those downgraded to BI-RADS 1 or 2.
A Tsukuba University study shows that comprehensive implementation of COVID-19 infection prevention measures boosts effectiveness, while partial implementation compromises it. The study found that implementing measures either individually or in partial combinations yields limited results.
New research by Cornell University reveals that women are more likely to be given inaccurate performance feedback, with underperforming women receiving less truthful but kinder feedback compared to equally underperforming men. This finding highlights a potential obstacle to equality in the workplace.
Despite challenging genetic tradeoffs, bacteria can still evolve antibiotic resistance when exposed to varying antibiotic concentrations. Researchers developed a model that showed bacteria may reverse course and regain susceptibility to antibiotics at lower drug concentrations.
Prazosin, a low-cost FDA-approved alpha blocker, shows promise in reducing the risk of death from COVID-19-associated hyperinflammation by targeting cytokine storm syndrome. Early clinical trials are recommended to confirm its safety and effectiveness.
Researchers at Helmholtz-Zentrum Dresden-Rossendorf have developed a novel material that can increase the frequency of terahertz radiation by a factor of seven, paving the way for potential IT applications. The material, cadmium arsenide, is a three-dimensional Dirac material that enables non-linear frequency conversion.
Researchers developed a new descriptor named orbital electrostatic energy (OEE) to describe electrostatic properties of ions and arene π systems. OEE strongly correlates with binding energies, especially for multiply-shaped ion-π complexes.
Researchers from Los Alamos National Laboratory have developed a new technique that separates industrial noise from natural seismic signals using cloud computing. The approach allows for large-scale seismic analysis ten times faster than traditional methods and has the potential to transform the field of seismology.
A new algorithm can continuously monitor a person's sympathetic nervous system activation using skin conductance and heart rate measurements, aiding in the development of wearable monitors for anxiety disorders.
A study by Toshitaka Suzuki found that birds can visualize a snake when hearing specific alarm calls from another species. The coal tit was observed to approach the experimental area during these calls, indicating it mentally retrieves 'snake' images.
Prellis Bio successfully generated 300 human IgG antibodies against SARS-CoV2, leveraging its Externalized Human Immune System technology. This achievement demonstrates the potential of the technology for rapid antibody production, reducing time to one month compared to traditional methods.
A new study found that personalized ovarian cancer risk prediction reduces cancer worry and anxiety in women. Participants who received the personalized risk estimate were more likely to take preventative action and reduce their risk of developing ovarian cancer.
Certain insects arrest their development at specific stages to cope with extreme conditions, a process known as overwintering. Research reveals that day length and temperature separately regulate this adaptation, utilizing distinct mechanisms including the juvenile hormone pathway and insulin/TOR signaling pathway.