A study published in the journal Emotion found that husbands and wives who practiced compassionate acts reported higher emotional well-being, with benefits significantly stronger for the donors than recipients. The researchers discovered that recognition by the recipient is not necessary for the donor's benefit.
A Pittsburgh engineer has received a $549,139 NSF CAREER Award to create a new screening method for swallowing disorders. The technology uses high-resolution vibration and sound recordings to diagnose dysphagia, allowing doctors to identify silent aspirators more accurately.
A recent study suggests the Ventura-Pitas Point fault in southern California has a 'ramp-flat geometry' with a flat section between two tilting sections, similar to a staircase. This structure would result in stronger shaking and more damage during an earthquake.
A series of studies published in Psychological Science found that listeners respond positively to familiar stories more than expected by speakers. The researchers attribute this to listeners' ability to fill in gaps in the speaker's story, making it more enjoyable to hear.
Scientists have observed the first time a star pulsates in response to its orbiting planet, HAT-P-2b. The star's brightness oscillates ever so slightly every 87 minutes, suggesting that the massive exoplanet may periodically distort its star, causing it to flare or pulse.
Researchers found that children of parents with C9orf72 mutations are more likely to develop frontotemporal dementia and ALS at a younger age, without accelerated disease progression. The study suggests that the length of the C9orf72 repeat is determinative for the age of onset of the disease.
A remarkable 250 million-year-old fossil found in China shows an embryo inside the mother, providing clear evidence for live birth. The discovery rewrites the understanding of reproductive evolution in a wide group containing birds, crocodilians, dinosaurs, and pterosaurs.
A recent study found that melatonin content in dietary supplements often differs significantly from the labeled amount, with some products containing up to 83% less or 478% more than declared. This variability raises concerns about the safety and efficacy of these products.
New study from Tel Aviv University and Hebrew University finds evidence of a fluctuating geomagnetic field in ancient Judean jar handles, with peak strength in the 8th century BCE. The research suggests that the Earth's magnetic field has undulated for thousands of years and is not weakening.
USU scientist Sarah Null is developing mathematical models to explore processes and interactions of built and natural water systems. Her research aims to improve aquatic ecosystem representation in water resources models, enabling quantitative analysis of water supply, hydropower, and habitat trade-offs.
Physicists at Lomonosov Moscow State University have created a new technique for generating entangled photon states, exhibiting correlated pairs that can be used in quantum cryptography. The technique uses spatial entanglement creation and has shown improved efficiency compared to previous methods.
A new study suggests that implementing taxes on unhealthy foods like sugar, salt, and saturated fats could save Australia $3.4 billion in healthcare costs over the lifetime of its population. The study found that combining these taxes with subsidies on fruits and vegetables would lead to significant health gains and cost savings.
A recent study published in the Orthopaedic Journal of Sports Medicine found that injuries are more likely to occur in youth flag football than in youth tackle football. The research team compared over 3,800 participants and found no significant difference in severe injuries and concussions between the leagues.
A new nanofiber-on-microfiber matrix enables the scalable expansion of human pluripotent stem cells, resulting in high-quality cells with robust growth. The innovative system allows for easy exchange of nutrients and reduces stress on the cells, making it suitable for large-scale production.
Raven will test foundational technologies for autonomous rendezvous, enabling spacecraft to find and secure targets without human involvement. The system aims to mature for future NASA missions, including the Restore-L servicing mission and potential use on Journey to Mars.
A new study has identified bacteria that can convert toxic components into less toxic forms, which could contribute to bioremediation technologies. The bacteria are highly resistant to toxic waste and thrive in extreme environments.
Scientists at Scripps Research Institute have been awarded $3.3 million to create a new class of anti-cancer drugs called antibody-drug conjugates (ADCs). These ADCs target aggressive breast cancer types with high efficiency.
A new clinical practice guideline provides comprehensive analysis of individual agents used in treating chronic insomnia disorder. The guideline recommends specific medications for sleep onset and maintenance insomnia, emphasizing the importance of sound clinical judgment in patient care.
A new study in mice reveals that serotonin affects motivation, but only when animals are exploring their environment. Increasing serotonin levels transiently reduces locomotive speed, while long-term stimulation triggers a second effect leading to increased global activity.
A new study published in JAMA found that a three-year course of treatment with immunotherapy using grass pollen extract can effectively reduce severe hay fever symptoms for several years, but a two-year course is not enough. The research bolsters previous findings that more time is needed to achieve lasting benefits.
Researchers at the University of British Columbia have developed a magnetic drug implant that can deliver precise doses of medication on demand. The device uses a magnet to trigger the release of drugs into surrounding tissue, offering a potential alternative to traditional pill or injection-based treatments.
Researchers refuted the notion that Indian corn was cultivated hundreds of years before its widespread adoption at around 1000 A.D. in the American Bottom region. The study used accelerated mass spectrometry to directly date plant fragments, revealing that corn was not widely consumed until 900 or later.
Researchers at Salk Institute use mRNA therapy to deliver instructions for clotting protein, achieving normal clotting and minimal immune response in mice. The therapy shows potential as a cost-effective and safer alternative to existing treatments for hemophilia B and other genetic diseases.
Researchers at the University of Birmingham have developed a new 'early warning system' that can forecast sovereign debt crises more accurately than existing systems. The system takes into account differences between developed and developing countries, providing policymakers with valuable insights to mitigate damage associated with an ...
A study has identified CTE pathology in four former soccer players, exceeding the average background rate of CTE found in a previous survey. All six brains also showed signs of Alzheimer's disease, highlighting a potential link between playing football and degenerative brain pathologies.
University of Utah mathematicians introduce 'field patterns,' a theoretical framework that describes how disturbances move through materials under varying conditions. This new object exhibits characteristics of both propagating waves and localized particles.
The University of Texas at Arlington researcher is using a two-year, $360,000 contract to test the performance of geocells in a highway-widening project. Geocells are modular structures that can support a drivable surface and may provide cost savings by recycling valuable materials.
A study found that educating religious leaders about the benefits of male circumcision led to a significant increase in circumcision rates in Tanzania. The intervention is believed to have worked by empowering religious leaders to discuss circumcision with their congregations, and may be an effective way to promote other healthy behavi...
Researchers at the University of Illinois have developed a new tumor-targeting system that harnesses cancer cells' metabolism to deliver targeted treatments. The system, led by Jianjun Cheng, uses small-molecule sugars called azides to mark cancer cells and deliver therapeutic agents.
Researchers found that the SMN protein acts as a 'molecular chaperone,' helping RNA transport into cells and promoting interactions with processing proteins. This discovery sheds light on SMA's causes and could inform optimization of treatments like nusinersen.
Researchers have developed a mathematical model that optimizes data center placement and network design for improved flow of internet traffic generated by cloud computing. The model utilizes distance-adaptive transmission technology, which can reduce bandwidth usage by up to 50%.
A new review identifies four main themes addressing gaps in osteoporosis care, including public awareness, reimbursement, and epidemiology. The authors stress the need for increased implementation of systematic approaches to prevent secondary fractures and improved management of patients with medicines negatively affecting bone health.
Scientists suggest a global network of cell phones or small radio receivers could 'hear' nearby Fast Radio Bursts (FRBs). A free smartphone app could monitor appropriate frequencies, sending data to a central facility.
A two-year course of immunotherapy did not significantly improve nasal symptoms in patients with moderate to severe seasonal allergic rhinitis at three-year follow-up. Long-term benefits are unknown, but a shorter treatment duration may reduce costs and inconvenience.
Researchers have developed new iron oxide nanoparticles with zwitterion coating that can produce similar MRI contrast to gadolinium-based agents without the risk of adverse effects. The particles are water-soluble, compact and biocompatible, making them a potential safer substitute for current contrast agents.
The Joslin Diabetes Center is participating in two NIH-funded clinical trials to test artificial pancreas systems that automatically monitor and regulate blood glucose levels. If successful, the trials could lead to regulatory approval for use of these devices, improving glucose control and reducing diabetes self-management burden.
The updated clinical guideline from the American Society for Radiation Oncology (ASTRO) underscores the safety and effectiveness of palliative radiation therapy (RT) for treating painful bone metastases. The guideline recommends optimal RT dosing schedules, including options for re-treatment, to provide pain relief, with a single 8-Gy ...
A 258-page report outlines principles and guidelines for human genome editing, emphasizing caution on germline editing and enhancement. The report also explores clinical applications, risks, and benefits of the technology.
Researchers analyzed gene expression in albino and green orchids to investigate the evolution of parasitic plants. They found that genes related to mycorrhizal symbiosis are highly expressed in albino individuals, suggesting a similar mechanism for incorporation into fungi.
Tropical Cyclone Dineo strengthened in the Mozambique Channel, with NASA tracking its progress. The cyclone's winds are expected to reach hurricane strength and peak at 75 knots by February 15, posing a threat to residents of Mozambique.
Astronomers have discovered a rare pulsating delta Scuti star 7,000 light years away in the Pegasus constellation. The star's unique pattern of expansion and contraction every 2.5 hours is the result of its heating and cooling hydrogen fuel at its core.
A new study by Arizona State University reveals that population density is associated with people adopting a
Researchers at the University of Maryland School of Medicine have identified a new pathway that recognizes three distinct bacteria, including Lyme disease agent Borrelia burgdorferi. By targeting key molecules, scientists may now try to make ticks less vulnerable to infection by these microbes.
Researchers are developing a space-based quantum-dot spectrometer that could miniaturize instruments, enabling higher-spectral resolution and more efficient data analysis. The technology uses quantum dots as filters to absorb different wavelengths of light, allowing for precise control over instrument calibration.
Lipid nanoparticles (SLNs) have shown increased effectiveness in delivering nucleic acids, with advantages including protection against degradation and boost to transfection process. Researchers are exploring their application in treating various diseases, including degenerative disorders of the retina, infectious diseases, and cancer.
A team of German researchers has developed a buried tunnel junction VCSEL with a single-stage type-II active region to extend the wavelength coverage of electrically pumped VCSELs into the mid-infrared range. This achievement demonstrates the potential for low-power, battery-operated gas sensors in various industries.
A 250 million-year-old fossil from China shows an embryo inside its mother, revealing the first evidence of live birth in a group previously thought to lay eggs exclusively. The discovery, made by an international team of scientists, pushes back the evidence of reproductive biology in this group by 50 million years.
A recent study published in Technologies found that consumers can save big bucks by investing in a low-cost 3-D printer and printing household items. After analyzing the cost of printing 26 everyday items, researchers found an average savings of 98.65%, with some items saving over $12,000 after five years.
Dr. Yujie Sun is exploring novel electrolyzers to produce hydrogen at lower energy input, potentially creating a safer and cleaner source of fuel. His research aims to develop an oxidative process that produces value-added organic products in the liquid phase.
A genomic study identified over 200 genetic regions linked to male pattern baldness, including genes related to hair structure and development. The research provides a formula to predict the chance of severe hair loss based on genetic markers.
A new report from Weill Cornell Medicine emphasizes the importance of evaluating medication side effects and interactions in obesity treatment. Physicians are advised to prescribe alternatives that limit weight gain or aid in weight loss for patients with obesity.
Carnegie Mellon researchers develop 'thubber,' a stretchable, thermal conductive material with metal-like properties. The material enables rapid heat dissipation in applications like wearable computing and soft robotics.
The American College of Physicians issues a guideline for treating nonradicular low back pain, recommending non-drug therapies such as superficial heat, massage, and acupuncture. For chronic low back pain, the ACP suggests exercise, multidisciplinary rehabilitation, and mindfulness-based stress reduction as initial treatment options.
A new treatment targeting COPD and other lung diseases has been identified in a study published in The FASEB Journal. FPS-ZM1, a RAGE antagonist compound, reverses the inflammatory response and has a protective role in COPD, according to researchers.
A Mediterranean diet rich in virgin olive oil improves HDL function, including reverse cholesterol transport, antioxidant protection, and vasodilator capacity. Only the control diet reduced total and LDL cholesterol levels, while the Mediterranean diets had no significant impact on HDL levels but improved overall cardiovascular health.
Researchers Juan Cassasquilla and Roger Melko repurpose Google's TensorFlow algorithm to distinguish phases of a simple magnet and find the boundary between phases. The successful results open up new opportunities for research and potential real-world applications in condensed matter physics.
A new study finds that heavy snowfall and longer duration are associated with a higher risk of hospital admission for heart attack in men. The study suggests shovelling may be the main mechanism linking snowfall to MI, particularly after heavy snowfalls.
A study published in PNAS finds that climate change will increase the risk of lethal dehydration and mass die-offs of songbirds during heat waves. Small species are particularly susceptible to lethal dehydration due to their high water loss rates.
A new study found that financial barriers significantly impact medication adherence in neurology patients, with the majority of nonadherence cases attributed to costs. The study suggests that tailored strategies are needed to identify and address these issues, particularly among cognitively- and socioeconomically vulnerable populations.
A team of researchers has identified a long-lived type of stem cell in the breast that grows mammary glands during pregnancy and may be linked to high-risk breast cancer. The discovery reveals new insights into how cancers arise from long-lived stem cells.