Research by Tufts University chemist Mary Jane Shultz sheds new light on snowflake formation. The study reveals that flat sides of a snowflake consist of a bilayer structure, contradicting previous theories.
A UMass Amherst study found that high intake of dietary vitamin D and calcium is associated with a modest lower risk of early menopause. The study, which analyzed data from over 116,000 female nurses, suggests that vitamin D from food sources may play a role in reducing the risk of early menopause.
Researchers at Massachusetts General Hospital have identified a surprising mechanism for resistance to immune checkpoint blockade, where macrophages rapidly remove drugs from T cells. The study suggests that targeting macrophages could improve treatment efficacy in patients.
Scientists have developed a rapid and low-cost diagnostic device that can detect influenza A with 70% accuracy. The point-of-care test is fast, easy to use, and costs less than $6 per device, making it a promising solution for doctors and hospitals in preventing the spread of flu pandemics.
Research suggests that access to IUDs and implants immediately after childbirth increased sevenfold between 2008 and 2013, but still remains less than 2% of sterilization rates. The service is largely unavailable at non-teaching hospitals, affecting poorer women delivering in urban areas.
Researchers developed a high-throughput fabrication technique to print nanoscale imaging probes onto the tip of glass fibers, accelerating production from months to days. This enables the widespread adoption of nano-optical structures with potential applications in imaging, sensing, and spectroscopy.
A study published in PLOS ONE found that mothers with early HIV infection and high CD4+ counts who continued antiretroviral therapy (ART) after delivery experienced fewer adverse outcomes. However, challenges with long-term ART adherence were observed.
Scientists discovered that salicylic acid can improve a crop's ability to deal with drought by increasing the levels of three enzymes involved in the stress response. The treatment allows for more selective planting of drought-tolerant cowpea varieties, enabling them to grow in areas with limited water.
A recent MSU study examines how dams affect streams and fish populations, finding that multiple dams can have cumulative effects on ecosystems. The research identifies areas where stream habitats are degraded and provides insights for conservation and management decisions.
Scientists have developed a new broad-spectrum antibiotic that can target gram-negative bacteria, which are increasingly resistant to most available antibiotics. The breakthrough was achieved by modifying a drug that kills only gram-positive bacteria and discovered key traits required for access to the bacterial cell.
Researchers discovered that tumor-associated macrophages steal checkpoint blockade antibodies from T cells, leading to improved responses in mouse models. Blocking FcγR receptors allows checkpoint inhibitors to effectively target cancer cells.
The Society for Cardiovascular Angiography and Interventions has selected 12 emerging interventional cardiologists for the Emerging Leader Mentorship (ELM) program. The two-year mentorship program aims to refine their skills as leaders in medicine, ambassadors for their specialty, and advocates for their patients.
Astronomers have obtained an exceptionally detailed map of the largest lava lake on Io, showing two waves of lava sweeping from west to east at about 3,300 feet per day. The temperature variation across the surface of the lake reveals a smooth gradient, with the western end at 270 Kelvin and the southeastern end at 330 Kelvin.
A comprehensive catalog of diseases associated with human leukocyte antigen (HLA) gene variations has been generated by researchers at Vanderbilt University Medical Center. The catalog identifies individuals at risk for certain autoimmune diseases and potential new associations with multiple sclerosis and cervical cancer.
A new study identifies erythritol as a biomarker for increasing fat mass in young adults during the transition to college life. Researchers found that students who gained weight had fifteenfold higher blood erythritol levels compared to those who were stable or lost weight.
Ransomware attacks on hospitals have increased fourfold from 2015 to 2016, with the amount of money paid to hackers rising to $1bn. Hospitals can take steps to prevent these attacks by implementing digital hygiene measures and frequent backups to protect their data.
Astronomers have produced a highly-detailed image of the Crab Nebula by combining data from telescopes spanning nearly the entire electromagnetic spectrum. The image reveals intricate details about the nebula's structure and interactions with fast-moving particles and magnetic fields.
The program resulted in a one-third relative reduction in postoperative complication rates and a 21 percent reduction in opioid prescribing rates. ERAS patients demonstrated significant gains, including increased early ambulation and use of early nutrition.
Researchers have developed a new method to generate diverse molecules that could serve as vaccine adjuvants, improving immunogenic response. The approach uses bacterial enzymatic combinatorial chemistry to create novel lipid A structures with potential adjuvant activity.
A recent study published in JAMA Psychiatry found that patients with ADHD who received medication had lower rates of motor vehicle crashes compared to those without medication. The study analyzed over 2.3 million US patients with ADHD and found a significant association between medication use and reduced MVC risk, regardless of gender.
A Penn expert is investigating the neurological basis of loss of smell, which can be an early indicator of neurodegenerative diseases like Alzheimer's and Parkinson's. The researcher found evidence suggesting damage to neurotransmitter and neuromodulator receptors in the forebrain may be a common factor behind smell loss.
Researchers are developing phononic computers that can process vast amounts of information, rivaling quantum computers' capabilities. These 'phi-bits' store data in a superposition state, reducing sensitivity to environmental conditions.
Researchers at Stanford University created a new approach to crowdsourcing complex tasks called flash organizations. Flash organizations combine virtual hierarchies with traditional crowdsourcing, enabling experts to assemble and adjust rapidly.
A new method developed at MIT can selectively remove even tiny amounts of contamination from water using an electrochemical process. The approach addresses key limitations of conventional methods and is highly selective, making it a promising solution for environmental remediation and water purification systems.
A Stanford University team developed a drug delivery tool that continuously regulates chemotherapy drug levels in living animals, maintaining a constant dosage despite individual variability. The technology, which includes a real-time biosensor and programmable pump, shows promise for adapting to control a wide range of drugs.
Researchers at Case Western Reserve University developed a gene-carrying nanoparticle that delivers healthy RPE65 genes to photoreceptor cells, preventing vision loss in mice with Leber congenital amaurosis. The therapy's success indicates promise for treating other inherited visual disorders.
A mock randomized control trial across three countries found that eating red Smarties had no effect on participants' levels of happiness. This study debunks the common assumption that red is associated with feelings of happiness and demonstrates how complex scientific concepts can be made engaging through hands-on learning.
Researchers at the Francis Crick Institute have discovered a natural defence mechanism that prevents Mycobacterium tuberculosis from damaging phagosomes, allowing cells to deliver antibacterial components more efficiently. This discovery could help develop treatments for TB without antibiotics.
The emerging field of conservation endocrinology explores the effects of environmental change on species and ecosystems through hormone analysis. Researchers are developing new techniques to monitor ecological responses and plan future conservation efforts.
The life expectancy of treated individuals with HIV in the EU and North America has increased by around a decade since the introduction of antiretroviral therapy. Projections suggest that life expectancy may approach that of the general population for those starting treatment from 2008 onwards.
Scientists at the Diabetes Research Institute have successfully transplanted tissue-engineered islet cells into a patient with type 1 diabetes, achieving long-term insulin independence. The omentum tissue site has been found to be a viable alternative for islet implantation, minimizing inflammatory reactions.
A new study links high-altitude cooling around Antarctica to climate change in the subtropics, affecting Southeast Asia's rainfall patterns. The research uses sediment cores from the Australian continental shelf, providing a long-term history of climate changes.
Increased yogurt intake was associated with higher hip bone density and reduced osteoporosis risk in older women and men. Vitamin D supplements also showed a significant association with reduced risks in both sexes.
A recent study by the University of Florida found that having a pet dog present during stressful experiences lowers children's stress levels and cortisol levels. Children who actively engaged with their pets had lower cortisol levels compared to those who did not.
A new study finds that HIV-positive young adults with limited treatment history have significant disruptions in brain structural networks, poorer connections, and reduced cognitive performance. The study suggests that anatomical brain connectivity is a useful biomarker for white matter disruption in HIV infection.
The Crab Nebula has been extensively studied, yet astronomers still have much to learn. By combining data from multiple telescopes, a team of scientists gained new insights into the object's complex physics.
Researchers identified specific dopamine wedge neurons responsible for driving fruit flies' food preferences towards what they need. After protein deprivation, these neurons released a chemical signal that directed the flies to seek out their main protein source, yeast.
Research by University of Plymouth and Auckland aims to demonstrate coral reef islands' adaptability to rising sea levels, providing hope for vulnerable nations. The study uses a 1:50 scale replica of an island in Tuvalu to test the theory that shifting sand and gravel can form a natural barrier against sea water.
Researchers developed a new 3D printing method using soft silicone that creates stronger, less expensive, and more flexible medical implants. This method cuts production time from days to hours, potentially saving lives and reducing healthcare costs.
Triboelectric nanogenerators (TENGs) convert movement into electricity, and daily body motion can power wearable devices. Researchers found that arm motion can cover the energy consumption of a smartwatch and even smartphones.
Researchers at Carnegie Mellon University have created a plug-in sensor package that can transform any room into a smart environment, detecting various phenomena such as sounds, vibration, and temperature. The 'Synthetic Sensors' approach uses machine learning techniques to combine raw sensor feeds and identify dozens of events and obj...
The study found that personalized music playlists reduced the use of antipsychotic medications by 20.1% and antianxiety medications by 24.4%, while also reducing behavioral problems by 56.5%. These improvements were seen in nursing homes that implemented the MUSIC & MEMORY program, but not in similar homes that did not adopt the program.
A new study analyzing summer weather data in small to midsize population centers across the New England region shows that deaths and emergency department visits begin to rise significantly before the heat index hits triple digits. The study led by Brown University researchers finds a significant association between daily heat index and...
A new study finds that warming temperatures affect the stability of Tibetan alpine grasslands, threatening forage production and livestock reliance. Climate change also disrupts species synchrony, jeopardizing well-adapted ecosystems.
Researchers have found a link between elevated beta-2 microglobulin levels and an increased risk of ischemic stroke in women. The study, conducted on over 900 participants, suggests that this protein may serve as a marker for inflammation and could potentially help identify people at higher risk of stroke.
A study found that labeling cocktails with energy drinks increases perceived intoxication, risk-taking, and sexual self-confidence. Adding energy drinks to alcohol reduces the intention to drive under the influence.
A new breakthrough simplifies the process of turning old coffee waste into cleaner biofuels, making it a more commercially competitive source of fuel. The researchers developed an in-situ transesterification process that combines oil extraction and conversion into biodiesel, reducing time and energy costs.
Researchers have 'carbon dated' a patient's cancer for the first time, showing it can spread rapidly within a year of initial appearance. The study provides insights into genetic instability and its impact on cancer progression.
A study published in PLOS ONE suggests that changes in tectonic activity may have driven a transition from water-bearing to dry, hot magmas over time. The researchers found differences in the physical structure and chemical composition of volcanic rocks along the Panama Canal.
Researchers create a cellular model of Ewing sarcoma in human stem cells using CRISPR technology, enabling the study of mechanisms underlying the disease. The technique improves upon previous methods, increasing success rates by up to seven-fold and opening new avenues for cancer research and potential treatment.
Researchers from Oregon State University found that a family dog can improve physical activity, motor skills, and quality of life for children with disabilities. The study involved an eight-week intervention program where the child and dog participated in supervised physical activities and home exercises.
Scientists have pinpointed two molecules, FOXG1 and SOX2, that drive glioblastoma cells' rapid division and prevent specialization. These findings could lead to the development of new therapies targeting these molecules to slow or stop tumour growth.
An ERAS program implemented at 20 hospitals reduced hospital length of stay and postoperative complication rates among patients undergoing elective colorectal resection or emergency hip fracture repair. The study also found significant practice changes in mobility, nutrition, and opioid use.
Women who undergo postmenopausal hormone therapy may be at higher risk of hearing loss, according to a new study. The risk tends to increase with longer duration of use and is associated with older age at natural menopause.
Scientists discovered that humans are able to keep accumulating damaging mutations in check due to the synergistic interactions between different parts of the human genome. This study provides evidence for natural selection against highly damaging genetic mutations and sheds light on the evolutionary maintenance of sexual reproduction.
Researchers at the University of Kent have discovered a way to increase the charge transport rate in solid materials using geometric frustration, a phenomenon that breaks up regimented atomic formations. This technique enables faster ionic conductivity, potentially leading to more powerful batteries and fuel cells with zero-emission ca...
Researchers at Gladstone Institutes found that inhibiting SMYD2 enzyme can reactivate latent HIV, offering a potential therapeutic target for the 'shock and kill' approach. This breakthrough could lead to new strategies for eliminating HIV latency and developing more effective treatments.
The Center for Excellence in Engineering Biology has awarded a $500,000 grant to Columbia University to develop human cells that can grow with reduced external nutrients, known as prototrophy. This pilot project is part of the Genome Project-write (GP-write) Grand Challenge, aiming to deepen an understanding of life and develop pragmat...
Researchers have identified a key feature of mevalonate kinase deficiency (MKD), a rare genetic condition, by finding untethered proteins in the cells of children with the disease. This discovery could help fast-track diagnosis and provide new insights into the disease process.
Researchers developed an ethnically sensitive screening methodology to identify Latino infants at risk for autism spectrum disorder. The unique approach resulted in a 90% screening rate and a 4% referral rate for further testing, mirroring US English-language toddler study findings.