Researchers discover nanominerals have a significant impact on Earth's systems, influencing climate, ecosystems and human health through their unique properties. Nanoparticles play a crucial role in the lives of ocean-dwelling phytoplankton, affecting carbon cycling and global temperatures.
Researchers present applications of radar technology for exploring water beneath the surface, addressing soil erosion, groundwater depletion, and pollution. GPR-derived dielectric permittivity is used as a surrogate measure for soil water content, providing high-resolution subsurface images.
Researchers have developed an algorithm that can replicate the bat's ability to classify plants using echolocation. The study found that plant echoes are highly complex signals due to numerous reflections from leaves and branches.
A recent study found that infection with a mutated HIV strain is linked to improved survival in people who are newly infected. The researchers identified two specific mutations, A146X and T242N, which were associated with lower viral loads and higher CD4+ counts.
Researchers found that human red blood cells use the protein Glut1 to transport DHA, allowing efficient antioxidant production, while other mammals lack this trait. The discovery sheds light on how humans adapt to an 'inborn' metabolic error.
A new study reveals that attractive women's preferences for partners are influenced by their own physical attractiveness, calibrating their standards across multiple characteristics. Women seek a balanced combination of good genes, resources, parenting proclivities, and emotional commitment in their partners.
The anti-arthritis drug tocilizumab has been proven effective in two separate trials involving both adults and children. In the adult trial, patients with moderate to severe rheumatoid arthritis showed significant improvements in signs of RA. In the pediatric trial, children and young adults with systemic-onset juvenile idiopathic arth...
A recent study found that adolescents with chronic insomnia are more likely to experience drug use, depression, and school work difficulties. The study, which involved over 3,000 teenagers, also suggests that primary care settings may be an effective venue for screening and early intervention of adolescent insomnia.
A team of researchers, led by Ted Goebel and Michael R. Waters, revises the timeline of early American arrival, proposing a 15,000-year-old migration from Alaska. New data synthesizes genetic, archaeological, and skeletal evidence to explain the complex process of peopling America.
Researchers used mutations of NS5A phosphoprotein to disrupt virus particle production at an early stage of assembly, preventing infectious virus release. This finding offers a research tool and potential target for developing new anti-virals for treating hepatitis C.
A new study published in the Journal of School Health reveals that children with healthier diets outperform their peers academically. The research found students with higher fruit and vegetable intake and lower fat consumption were less likely to fail literacy assessments.
A NASA satellite has detected a record-breaking gamma ray burst explosion halfway across the universe. The explosion was seen with the naked eye from Earth, shattering previous records and providing insights into the universe's most distant objects.
In Kenya, ethnic violence linked to land tenure claims has led to a fierce situation of fire and fighting, particularly in the Rift Valley. The Majimbo ideology, built on regional homogeneity, justifies political supremacy and local land tenure, leading to xenophobic feelings.
Researchers at Joslin Diabetes Center have found that insulin inhibits a master gene regulator protein, SKN-1, which controls the Phase 2 detoxification pathway. Increased SKN-1 activity increases lifespan, providing potential insights into increasing resistance to chronic diseases and influencing longevity.
The APIC Research Foundation's first national C. difficile prevalence study aims to gain a better understanding of the spread of this virulent pathogen, which causes diarrhea and serious intestinal conditions. The study will provide the first national estimate of C. difficile infection in U.S. healthcare facilities.
Researchers at Rice University discovered that tiny carbon capsules called buckyballs can hold up to 8% of their weight in hydrogen, surpassing the federal target of 6%. This breakthrough could lead to more efficient storage and use of hydrogen in fuel cells and cars.
Asteroid researchers used telescopes to identify three ancient asteroids that date back to the Solar System's formation. These 'prime candidates' contain calcium and aluminum-rich inclusions, providing insights into the earliest stages of the Solar System.
Researchers at Boston College and MIT used nanotechnology to boost thermoelectric efficiency, a milestone that could lead to cleaner products and energy generation. By slowing down phonons, the team created a material with improved electrical conductivity while blocking heat flow.
A UBC study and Harvard research found that spending money 'pro-socially' on gifts for others or charitable donations leads to greater reported happiness. The researchers used a nationally representative sample of Americans to test their theory that how people spend their money is at least as important as income earned.
A team of researchers from the University of Leeds has identified a critical weakness in Human Papillomavirus (HPV) that may lead to new treatments for cervical cancer. The E7 protein helps HPV evade the immune system, but it also makes infected cells vulnerable to attack by Natural Killer cells.
Researchers at Ames Laboratory and Microsoft Station Q studied nitrogen-vacancy centers in diamond to understand decoherence, a process destroying quantum coherence. They discovered that environmental interference can be regulated by applying a moderate magnetic field, gaining insight into the decoherence process.
A team of scientists has discovered chloride mineral deposits in numerous places on Mars, indicating where water was once abundant and may provide evidence for former Martian life. The deposits suggest that water flowed into basins over a long time, potentially preserving organic materials.
Researchers discover ancient organism with multiple reproductive strategies, including sexual reproduction, dating back to the Neoproterozoic era. The findings suggest that ecosystems were complex and interconnected hundreds of millions of years ago, providing insights into early life evolution and potential extraterrestrial life.
Researchers at Yale University and Asuragen, Inc. found that the microRNA let-7 substantially reduced cancer growth in multiple mouse models of lung cancer, indicating a direct role for miRNAs in cancer progression. The study introduces a new paradigm for using miRNAs as effective therapeutic agents to treat human cancer.
Scientists have identified genes and processes that may underlie the susceptibility to Parkinson's disease. The study found that the gene sir-2.1 has a significant effect on protein formation, which is thought to play a role in the aging process and the development of the disease.
Researchers found that impaired sense of smell can precede the development of Parkinson's disease (PD) in men by at least four years. Smell impairment was associated with an increased risk of PD, even after adjusting for other factors such as age and cognitive function.
The American Geriatrics Society warns of a critical shortage of geriatricians in the US due to perceptions of poor pay and lack of glamour. Geriatric medicine requires a team-based approach to address the complex needs of elderly patients with multiple health problems.
A chemical reaction in the atmosphere above major cities is a significant contributor to urban ozone and smog, according to UC San Diego chemists. This new mechanism involves reactions between water vapor and NO2, producing OH radicals that attack hydrocarbons and form nitrogen dioxide.
Researchers discuss developments in acute lymphoblastic leukemia (ALL) and chronic lymphocytic leukemia (CLL), highlighting the potential of targeted drug therapies and cancer stem cell targeting. New molecular technologies aim to improve treatment outcomes and reduce toxic side effects.
The George Institute is tracking global funding for R&D of neglected diseases in developing countries through a 5-year survey. The study aims to provide donors with an updated overview of investment gaps and prevent duplication of efforts.
Waters Corporation is offering complimentary drinking water analysis to US water authorities to assess regional exposure and develop solutions for pharmaceutical residues. The program aims to provide a baseline understanding of exposure levels to facilitate long-term monitoring and action plans.
A recent molecular analysis of ancestry across Latin America has revealed a marked differentiation between regions, demonstrating a 'genetic continuity' between pre-and post Columbian populations. The research shows that mostly Native and African women and European men contributed genes to the subsequent generations.
Scientists confirm 1966 prediction that most energetic particles in the universe rarely reach Earth at full strength due to cosmic microwave background radiation. The GZK cutoff is a suppression of ultrahigh-energy cosmic rays, suggesting they come from galaxies beyond 150 million light years away.
Researchers have identified a crucial role for antibodies in protecting against nontyphoidal strains of Salmonella bacteria, which causes fatal infections in African children. Meanwhile, a study on HOXB4 gene therapy found that early precursors can cause leukemia in large animals, highlighting the need for extreme caution in human trials.
Researchers found a correlation between smoking history and increased risk of aneurysm recanalization in patients treated with coil embolization. Cigarette smoking is the only factor consistently identified as a predisposition for cerebral aneurysms.
A University of Missouri researcher has developed a program that keeps girls interested in science, with a recent study showing an 81% success rate. The Magic of Chemistry program provides hands-on, inquiry-based workshops on campus, encouraging girls to ask questions and think critically about scientific applications.
A study found that bullying in nursing workplaces leads to declining patient care quality and increased health problems among nurses. Author Dianne Felblinger recommends implementing zero-tolerance standards to prevent such incidents.
A genetic clue has been uncovered for Parkinson's disease, a progressive movement disorder affecting millions worldwide. GIGYF2 mutations have been found to be directly linked to the development of Parkinson's in people with a family history of the disease.
The SIAM Journal on Imaging Sciences (SIIMS) focuses on conceptually new ideas in imaging science, combining mathematics and applications. The journal aims to shape the future of this exciting area by reporting fundamental advances.
Researchers at Iowa State University are developing an integrated system of thermochemical and catalytic technologies to efficiently produce ethanol from plant biomass. The new nanotechnology-based catalyst addresses selectivity and control issues in the old chemistry, enabling efficient production.
Researchers have discovered a fusion protein that may contribute to Cockayne syndrome, a debilitating disorder marked by premature aging and neurodegeneration. The study suggests that the CSB gene's continued expression of CSB-related proteins or protein fragments plays a crucial role in the disease's development.
A new study by University of Oregon doctoral students calls on psychologists and vocational counselors to not only treat but also act as advocates for their transgender clients. The research highlights the need for social advocacy work, improving antidiscrimination policies, and providing resources to address workplace difficulties.
The review article reveals that nanominerals exhibit a range of physical and chemical properties depending on size and shape, influencing earth systems in complex ways. This shift in understanding has significant implications for fields like environmental science and geology.
The James Webb Space Telescope sunshield, crucial to the mission's success, has completed its preliminary design review. The five-layer sunshield will deploy in space to shade the telescope optics and enable it to reach proper operating temperature.
A team of University of Michigan scientists has identified a possible link between genetic mutations and toxic substance exposure in the development of motor neuron disease. The study found that abnormal protein changes caused by organophosphate exposure may contribute to the disease, offering new leads for diagnosis and treatment.
A study by Catholic University - Campobasso confirms flavonoids' beneficial effects on human health, particularly on the heart. The research found that rats fed an anthocyanin-rich diet were more resistant to myocardial infarction.
The EORTC Intergroup trial found that chemotherapy plus surgery on liver tumors improved progression-free survival by 26% in patients with colorectal cancer. Patients who received chemotherapy before and after surgery had a higher rate of progression-free survival compared to those who underwent surgery alone.
Researchers awarded $2.4 million NEI grant to study corneal infection (keratitis) caused by disease-causing fungi on contact lenses and in the environment. The team will focus on Fusarium solani, a fungus that causes eye infections in warm, humid areas.
Researchers have identified a plant gene cluster that produces a triterpene compound, previously unknown in plants. The study reveals how plants can assemble beneficial gene clusters to produce valuable natural products.
Researchers have discovered that mantis shrimp can perceive circular polarized light, a previously unknown visual system. This ability is thought to be used for sex-specific communication and may provide a private channel of communication unavailable to predators and competitors.
Researchers at UT Southwestern Medical Center have developed a new tool to study the mysterious link between body temperature and multiple sclerosis symptoms. By tracking eye movements, they found that as body temperature rises, eye movement disorders worsen in people with MS.
Researchers found several soybean varieties that grow well in southern Indiana and are resistant to root-knot nematodes, a plant-destroying parasite. These resistant varieties can help reduce the number of nematodes in the soil, improving crop yields and reducing environmental damage.
Researchers at Stanford University School of Medicine have identified two new proteins that make up the telomerase complex, providing new targets for cancer treatments. The discovery could lead to the development of drugs that block telomerase and slow or stop cancer cell growth.
Researchers at St. Jude Children's Research Hospital are investigating two areas of molecular science that hold promise for improving the survival and quality of life of ALL patients, including adolescents and adults. Gene-expression profiling and pharmacogenetics may help identify targets for future therapy and reduce toxicity.