Researchers use aGPS tool to reconstruct ancient DNA, revealing complex and dynamic migration patterns across Europe. The study confirms the theory of massive Yamnaya migration to Central Europe and sheds light on ancient city-state formation.
A recent study reveals a 400% surge in premature and potentially preventable deaths of Australian nursing home residents over the past decade. Falls and choking were responsible for most unintentional deaths, with a smaller number attributed to clinical care complications or intentional acts such as suicide and assault.
Researchers found that higher body mass index (BMI) can cause worse cardiovascular health in young adults as young as 17, according to a study using data from the Avon Longitudinal Study of Parents and Children. The study suggests that tackling obesity from an early age may help prevent cardiovascular changes that are precursors to car...
A new titania photocatalyst has been developed to convert carbon dioxide into methane three times more efficiently than existing catalysts. The photocatalyst's controlled band gap improves light absorption and charge separation, increasing the conversion rate of CO2 into methane.
Researchers have created artificial viruses that can specifically target and destroy cancer cells by stimulating the immune system. The unique combination of alarm signals and cancer cell proteins enables the creation of a powerful army of killer cells to identify and destroy cancer cells.
A 10-year, $2.7 million project in Ontario reduced turtle deaths on a causeway by 89%, offering global lessons for protecting endangered species. The initiative included fencing, culverts, and public awareness campaigns to reduce roadkill, with significant success.
As ocean waters warm at a rate two to three times faster than the global average, commercially important species will continue to shift their distribution. This shift is expected to impact local fishing communities, as species now landed at those ports move out of range and new species move in.
Researchers discovered a biochemical signaling process that causes densely packed cancer cells to break away and spread the disease. The combined use of two existing drugs disrupts this process, significantly slowing cancer's tendency to travel.
Studies show a prevalence rate of 50-82% among hospitalized patients in Egypt's largest cities, while community-acquired MRSA rates range from 19-47%. Molecular characterization reveals various SCCmec types, highlighting the need for national surveillance and awareness.
Researchers at MIT developed a composite material inspired by conch shells, showing 85% better crack propagation prevention than traditional materials. The 3-tiered structure combines strength and toughness, allowing for individualized, personalized helmets and body armor.
The City College of New York is partnering with the University of Texas at El Paso to educate Hispanic doctoral students in environmental sciences and engineering. A $3.7 million NSF grant will fund the project, which aims to train and transition students to STEM instructional faculty positions.
A new study found that warmer nights due to climate change can lead to increased instances of insufficient sleep, with the poor and elderly being most affected. The research shows that a single month of nightly temperatures averaging 1 degree Celsius higher than normal could result in 9 million more nights of insufficient sleep.
Researchers at Penn State have created inexpensive molecular rulers for DNA research using new, license-free DNA ladders. These plasmids can estimate DNA fragment sizes between 50 and 5,000 base pairs in length, offering a cost-effective alternative to commercially available methods.
A Brown University study finds that HIV patients persisting with treatment has increased by more than 50% since 2001, with median duration reaching 35.4 months in 2004-2006. Despite progress, significant disparities remain, with certain groups facing higher discontinuation rates.
The LRO camera captured a wild and jittery image due to a sudden cross-track oscillation, indicating a brief violent movement of the left Narrow Angle Camera.
The INCA-Peru study developed an ultrafast CMR protocol, reducing scan time to 10 minutes and cost to $150, improving diagnosis and treatment outcomes in Peru. The test revealed new diagnoses in 20% of patients, changing clinical management in 33%.
Researchers will drill boreholes to study firn layer's structure and temperature, shedding light on heat absorption and sea level rise implications.
The study shows that open-access BRCA testing to Ashkenazi women enables the identification of carriers who would otherwise have been missed. Carrying one of the mutations for the BRCA genes means that women affected have a 50-80% risk of developing breast cancer and a 20-50% risk for ovarian cancer.
A study by the University of Seville found that laptop users tend to be older students with experience in pre-university education, while tablet users are typically younger females. The researchers warn of a potential 'Trojan horse' effect of devices on academic engagement, and emphasize the need for universities to invest in mobile le...
The 2015-2016 El Niño event was characterized by warmer ocean temperatures in the Pacific, with blue regions representing colder and red regions warmer temperatures. The El Niño-inducing westerlies caused eastward currents to occur in pulses.
TU Dresden will establish two new Collaborative Research Centres (CRCs) and continue a third CRC, receiving significant funding from the German Research Foundation (DFG). The new CRCs focus on interdisciplinary research topics such as vituperations and insults, and the adrenal's role in stress and disease.
Researchers from MIT, Harvard University, and Sandia National Laboratories report a new technique for creating targeted defects in diamond materials, which can function as qubits in quantum computing. The defects produced by the technique were found to be within 50 nanometers of their ideal locations.
Researchers developed a self-healing catalyst film that regenerates under water electrolysis conditions, enhancing hydrogen production efficiency. The film forms and regenerates through electrostatic attraction forces, allowing it to remain stable for several days.
Researchers have developed a chemical array technique that can identify and culture malignant stem-like cells within melanoma tumors. This allows for the creation of patient-specific models for individualized cancer treatment.
The Solar Dynamics Observatory (SDO) caught a partial solar eclipse in space when the moon passed in front of the sun. The lunar transit lasted almost an hour and covered about 89% of the sun's surface. The moon's rugged terrain, sprinkled with craters and mountains, influenced what was seen during the event.
Researchers found that squamous cell carcinoma is remarkably dependent on glucose as an energy source, with a protein called GLUT1 being highly active in the cancer. Elevated GLUT1 levels were also linked to other types of squamous cell cancers, including head and neck, esophageal, and cervical cancers.
Researchers found associations between Native American ancestry and various causes of death in Latin Americans. Mapuche ancestry was linked to gallbladder cancer and asthma, while Aymara ancestry was associated with increased risk of certain cancers.
Researchers have discovered that early lineages of fungi can form protein complexes capable of degrading plant biomass, teaming up to work more efficiently. The findings, enabled by a collaborative science initiative, could help advance sustainable biofuels production.
A new drug, sofosbuvir, has been found to significantly reduce liver transplant and mortality rates in patients with advanced stages of liver disease due to hepatitis C. This study involving nearly 1,900 patients showed a 40% reduction in the need for transplants after treatment with sofosbuvir.
Researchers found that statin users had improved left ventricular mass and volume, and reduced thickened heart muscle and large heart chambers. This suggests that statins may lower the risk of future heart attacks, heart failure, or stroke by reversing negative changes in the heart.
Research has found a strong association between particulate matter (PM2.5) and increased risk of heart attack, heart failure, and death. Higher education was found to be protective against the negative effects of PM2.5 on heart structure and function.
A recent dog DNA study has uncovered a genetic mutation linked to flatter faces in breeds like pugs and bulldogs. Researchers used CT scans to measure skulls and compared the results with genetic data, identifying variations associated with brachycephaly.
A study by UCL and University of Oxford researchers found that people tend to align their confidence levels when working in teams, even when one person has more expertise. This 'confidence matching' behavior can lead to poor decisions if individuals do not calibrate their confidence levels to the reliability of their opinions.
The University of Huddersfield has launched MIAMI-2, a £3.5 million microscope and ion accelerator facility, one of only three in Europe, enabling nanoscale investigation of radiation damage and advanced materials analysis.
Researchers found elevated levels of PFOA in Mid-Ohio River Valley residents, with 99.9% of samples testing positive for the contaminant. The study suggests that use of granular activated carbon filtration reduced exposure by up to 60%.
Scientists have developed a new technique to date ancient meteorite strikes using tiny crystal fragments. By analyzing the atomic nanostructure of these crystals, researchers can determine the age of impact and gain insight into the beginnings of life on Earth.
A study published in Plastic and Reconstructive Surgery found that motorcycle helmet laws in Michigan doubled the rate of facial and head injuries, including skull fractures. The researchers analyzed data from 4,643 trauma patients and found that unhelmeted riders were twice as likely to sustain CMF injuries.
A new study from WashU Medicine shows that stroke patients can regain some control over their paralyzed hands using a brain-computer interface. After 12 weeks of therapy, participants' scores increased an average of 6.2 points on a scale measuring motor skills.
A study found that coroners are unable to agree on cause of death or whether an inquest is needed, even with same information. This inconsistency can lead to delayed prevention of future deaths.
A team of scientists has provided a new evolutionary tree for Archaea, resolving their deepest relationships. The study suggests that early Archaea likely used the Wood-Ljungdahl pathway to make energy, dating back over 3.5 billion years.
Researchers at Scripps Research Institute have designed a mimic of the viral protein from a different HIV subtype, subtype C, to combat many strains of HIV. The new immunogen was tested in non-human primates and showed promising results in eliciting neutralizing antibodies.
For patients undergoing intestinal or multi-organ transplantation, closing the abdominal wall poses a difficult surgical challenge. Total abdominal wall transplantation provides an alternative for abdominal closure in these complex cases, according to a state-of-the-art approach presented in Plastic and Reconstructive Surgery.
A recent study by the University of Huddersfield found that a smartphone-based traffic light app can reduce drivers' stress levels, but its reliability is a major concern. The app's countdown feature frequently failed, leading to higher stress and slower response times to green lights.
A double-blind, placebo-controlled trial tested the 100-year-old drug suramin in boys with autism, showing significant improvements in language, social interactions, and restricted behaviors. The study's findings challenge the conventional view of autism as a fixed, genetically-driven condition and suggest a treatable metabolic syndrome.
A small clinical trial found improvements in language and social behavior, restricted repetitive behaviors, and coping skills in children with autism spectrum disorder after a single dose of suramin. The study suggests the cell danger hypothesis as a possible unifying theory for ASD, highlighting a potential new approach to treatment.
Tornadoes spawned severe weather in Florida, Georgia, and the Southeastern US on May 24, 2017, with intense rain showers reaching rates of over 8.5 inches per hour. The GPM satellite's data revealed powerful storms dropping heavy rain over the Gulf of Mexico and reaching heights above 9 miles.
Researchers at Nagoya University have developed a highly efficient catalyst that can break down even the toughest amide bonds in plastics under mild conditions. This breakthrough has significant implications for the recovery of materials from waste plastics and could help realize an anthropogenic chemical carbon cycle.
Scientists have discovered a genetic variant that enables the Mylopotamos Greek population to live long and healthy lives despite consuming an animal-rich diet. The variant, rs145556679, is associated with lower levels of 'bad' natural fats and cholesterol, reducing the risk of cardiovascular disease.
Scientists at the University of Cambridge have identified a plant protein crucial for communication with fungi, enabling mutually beneficial symbiosis. The study found that a transporter molecule helps plants signal to fungi, promoting nutrient exchange and improving crop yields.
Research from University of East Anglia and University of Glasgow highlights the positive impact of government intervention on angel investing in Portugal during economic crisis. The study found that fiscal incentives were not effective, while co-investment schemes and network support improved take-up rates.
Researchers discovered that gray matter density in the brain increases during adolescence, which may explain improved cognitive performance despite decreased brain volume and cortical thickness. The study found higher gray matter density in females compared to males, potentially contributing to comparable cognitive performance.
A study on moths found that males with larger antennae are better at detecting female signals, suggesting females may prefer males who can respond to them effectively. This supports Darwin's theory of sexual selection and highlights the role of females in choosing mates.
Researchers discovered a receptor protein on heart cells that promotes chronic heart failure, and found that inhibiting it could help treat the disease. The study suggests that targeting this protein could lead to new treatments for millions of people affected by chronic heart failure.
The University of Strathclyde researchers have developed a highly efficient laser amplifier using plasma, achieving an amplification gain of over eight orders of magnitude. This breakthrough could lead to the development of ultra-intense and ultra-short laser pulses at a lower cost.
Researchers found that administering certain drugs to make cells more negatively charged strengthens tadpoles' innate immune response to E. coli infection. Removing tail buds also increases survival rate.
A study by Wildlife Conservation Society found that Congo's miners often hunt wildlife for food due to lack of alternative protein sources. The authors suggest strengthening wildlife-friendly mining regulations and increasing domestic food sources as solutions.
A viral protein in the chickenpox virus enhances its ability to hijack white blood cells and spread throughout the body. The protein interacts with chemokines to attract more white blood cells to the site of infection, allowing the virus to spread to other parts of the body.
The Chromos EP captures microscopic elegance of gene organisation using moving soundscapes, revealing how genes interact and influence each other. Researchers from the Babraham Institute's nuclear dynamics research are changing our understanding of biology with their findings.
A team of scientists from Rockefeller University and Hunter College has developed an interactive underwater touchscreen to investigate dolphin intelligence and communication. The system allows dolphins to choose activities and make decisions, providing insights into their cognitive abilities and potential for symbolic communication.
A new test based on a patient's epigenetics may accurately identify those at highest risk of anal cancer, minimizing painful procedures and over-treatment. This test has the potential to reduce costs, pain, and anxiety associated with diagnosis, particularly in high-risk groups such as men who have sex with men and people with HIV.