Researchers at Chalmers University of Technology have developed a method for producing advanced biofuels through gasification, which could replace 10% of the world's aviation fuel. The technology can be applied to existing plants and could produce 346 TWh of biogas per year if sufficient biomass is available.
Researchers found that just one simulated night shift altered levels and time-of-day patterns of over 100 proteins in the blood. These disruptions can lead to higher diabetes rates and decreased energy expenditure, highlighting the importance of timing treatments around the circadian clock.
Researchers analyzed human plasma proteins over time, identifying 30 proteins regulated by the circadian clock and affecting cancer, immune function, and metabolism. Circadian misalignment altered glucose homeostasis and energy metabolism pathways.
The study found that pupils dilate before reported inspiration, predicting subsequent inspiration. This discovery may lead to externally monitoring and controlling memory retrieval in the future.
A major study on pregnant women's fish consumption found no link between mercury exposure and autism. Mercury was only associated with poor social cognition in mothers who avoided eating fish. The study confirms current advice for pregnant women to eat fish at least twice a week is safe.
A research team led by Alexander G. Zestos has identified a key signaling pathway that activates beige fat cells to burn energy. The CHRNA2 pathway is crucial for understanding the communication between the immune system and beige fat cells, which could lead to obesity therapies.
Researchers use CRISPR-Cas9 to precisely alter hundreds of genes or features in yeast cells with 80-100% efficiency, identifying gene alterations that trigger or prevent specific behaviors. The approach allows for rapid profiling and identification of key genes and DNA sequence variations associated with traits and diseases.
A new study reveals declines in prostate cancer screening and diagnoses in the US between 2008-2014, with significant decreases in definitive treatments. The findings suggest that men are choosing active surveillance for low-risk prostate cancer, avoiding treatment-related harms.
A study of 140,000 people identified 133 genetic variants that could help predict the risk of developing glaucoma. These genetic markers can be measured as early as birth and may allow for earlier diagnosis and treatment.
The World Federation of Societies of Anaesthesiologists and WHO have updated international anesthesia standards to improve surgical care worldwide. The guidelines aim to provide concrete standards for facilities, equipment, medications, and professional aspects of anesthesia care.
Researchers compared bird and turtle genomes to determine dinosaur chromosome structure, revealing similarities with modern birds. The study's findings suggest that dinosaurs had a similar karyotype pattern as modern birds, contributing to their diversity.
The University of Texas at San Antonio's RISE program will support eight undergraduate and 20 Ph.D. students with research experience, training, and financial support. The five-year grant aims to diversify doctoral programs and increase opportunities for underrepresented students.
University of Groningen biotechnologists successfully redesigned aspartase enzyme using computational method, producing kilograms of pure building blocks for pharmaceuticals and other bioactive compounds.
The study analyzed 22 recent hurricanes and found that they would become a little stronger, a little slower-moving, and a lot wetter if they formed under predicted late 21st-century conditions. The rainfall rate of simulated future storms would increase by an average of 24 percent.
Research by Louisiana State University found that women are perceived as more trustworthy by crowdfunding investors, increasing the likelihood of securing financial backing. This perception leads to a funding advantage for women in crowdfunding, allowing them to overcome gender bias and increase their odds of success.
Scientists have discovered a new method for combining atoms into shape-shifting molecules, enabling the creation of novel materials and drugs with unique properties. This breakthrough builds upon past discoveries of isomerism, paving the way for the development of countless new compounds.
A study found over 156,000 calls to US Poison Control Centers regarding ADHD medication exposures among children and adolescents from 2000-2014, averaging 29 calls per day. The majority of calls were about children under 12 years old, with most exposures associated with exploratory behavior or therapeutic errors.
Tropical Cyclone Sagar made landfall in Somalia on May 19, with NASA's Terra satellite capturing infrared images of the storm. The MODIS instrument revealed powerful thunderstorms northwest of the center, which generated heavy rain due to extremely cold cloud top temperatures.
A new analysis of 22 recent hurricanes suggests they would become stronger and wetter in a warmer climate, with increased rainfall rates. The study found that average hourly maximum wind speeds would rise by 6% and rainfall rates would increase by 24%, leading to more devastating flooding.
Dupilumab alleviates asthma symptoms and improves lung function in moderate to severe asthma patients. The drug significantly reduced asthma exacerbations by half in some patients, with improved rates of emergency room visits and hospitalizations.
A team of researchers at Drexel University has successfully measured the brain activity of pilots in real-time using functional near-infrared spectroscopy, or fNIRS. The study shows that pilots who flew a real aircraft committed more errors and had higher cognitive load than those who operated a flight simulator.
A study examining age-specific suicide rates between black and white US youths from 2001 to 2015 reveals significant disparities. The findings highlight the need for targeted suicide prevention efforts for black children, suggesting a greater risk of suicide among younger black youth.
Researchers found that chronic sleep deprivation, even without extended wakefulness, was associated with increased reaction time performance and daytime arousal. The study highlights the complex relationship between sleep and alertness in humans.
Researchers at UCI School of Medicine have discovered a new pathway for developing therapies for disorders like epilepsy, anxiety, and chronic pain by understanding how GABA modulates specific ion channels. This finding opens up an entirely novel mechanism for GABA to fulfill its inhibitory role in the brain.
A novel drug has been identified as a potential treatment for brain damage caused by exposure to cosmic rays, protecting memory function in mice. The study's findings suggest that rebooting the brain's immune system may help prevent cognitive impairments in astronauts during deep space travel.
Clinicians in safety-net hospitals feel morally distressed by policies preventing them from performing hemodialysis to undocumented immigrants, except in emergency situations. Emergency-only hemodialysis has a high mortality rate and is associated with burnout among clinicians.
Dr. Michel Sadelain shares his role in advancing CAR T-cell therapy, a rapidly evolving field that targets cancer cells. He describes the FDA approval of the first CAR T-cell therapy and predicts next-generation technology advancements.
Scientists deciphered the biosynthetic gene cluster for furanosteroid demethoxyviridin, a nanomolar-potency inhibitor of phosphatidylinositol 3-kinase (PI3K). The research group identified key enzymes involved in the biosynthesis pathway.
Researchers have discovered a molecule directly linked to thermogenesis in beige fat cells, which can be activated by nicotine and acetylcholine molecules. The study suggests that CHRNA2 receptor proteins play a role in energy metabolism, potentially leading to new approaches for combating weight gain after smoking cessation.
A study of 463 adults found that higher anthocyanin intake was associated with slower lung function decline over 10 years. Individuals in the highest quartile of anthocyanin consumption had a slower rate of decline in forced vital capacity and forced expiratory volume compared to those in the lowest quartile.
A new risk-score tool utilizing laboratory tests effectively identifies COPD patients at high risk of hospitalization due to a flare-up. The tool, known as the LIVE Score, allows for earlier interventions and improved patient care.
A new study finds that child sexual abuse has a profound economic impact on the US, with estimated annual costs of $9.3 billion and lifetime costs per victim ranging from nearly $200,000 for nonfatal abuse to over $1 million for fatal cases. The study's authors hope to inspire policymakers to invest in prevention efforts.
Researchers at Sandia National Laboratories are working on a project to refine a specific type of utility-scale solar energy technology that can supply renewable energy without batteries for storage. The goal is to reach temperatures greater than 700 C, which would boost efficiency and lower electricity costs.
A Brazilian scientist and her co-author found that an extrasolar asteroid has stably occupied a stable path corresponding to Jupiter's orbit for at least 4.5 billion years. The asteroid is believed to have originated from outside the Solar System, likely captured by Jupiter's powerful gravitational field.
Researchers from Arizona State University warn that human activities are influencing cancer rates in wild animal populations. Studies have shown that pollution, pesticides, microplastics, and artificial light pollution are contributing to the prevalence of cancer in various species.
Researchers developed a precise method to analyze the chemical composition of suspended particulate matter, including isomers. This technique combines chromatography and mass spectrometry, providing accurate results and full reproducibility.
New research by Indiana University paleobotanist David Dilcher reveals that sweet potatoes originated in Asia, contradicting previous North American assumptions. The discovery sheds light on the evolutionary history of flowering plants and highlights the divergence of morning glory and nightshade families.
Among 20,900 lung cancer patients, those with at least one palliative care encounter were 82% less likely to die by suicide. Palliative care aims to relieve physical pain and address psychological issues, improving quality of life for patients with life-threatening illnesses.
Regular commuters with active travel patterns have a 30% lower risk of fatal cardiovascular disease, while those who combined active commute and non-commute travel had an even lower risk. More active patterns of travel were also associated with an 8% lower risk of all-cause mortality.
Researchers at Penn State developed a new composite material that can efficiently harvest mechanical and thermal energy using a 3D piezoelectric ceramic foam supported by a flexible polymer. The material outperforms traditional piezoelectric composites, offering improved flexibility and energy output.
Fossil leaves from a sweet potato ancestor and the morning glory family, Convulvaceae, were discovered in northeastern India and dated to 58.7-55.8 million years ago. This finding suggests that the plant family originated in East Gondwana and diverged from its sister Solanaceae by the late Paleocene.
A team of researchers led by Maya Elrick found that a global marine anoxic event occurred during the Late Ordovician Mass Extinction, which lasted for at least 1 million years and coincided with the extinction of 85% of marine life. The study suggests that low oxygen concentrations in the ocean were a major driver of the mass extinction.
Researchers observed a downward beam of positrons in Hurricane Patricia's eyewall, creating powerful gamma-rays and x-rays. The detection confirms a theoretical prediction made years earlier, suggesting TGFs can be detected via the reverse positron beam using ground-based instruments.
Research at Oregon State University found that schizophrenia patients' blood contains genetic material from a wider range of bacteria and archaea compared to healthy controls. The study suggests that the human microbiome plays a significant role in health and disease.
A study found that higher local temperatures and population densities are associated with increased antibiotic resistance in common bacterial strains. The findings suggest climate change could be compounding an increase in antibiotic resistance, posing a significant threat to public health.
A new study found that women who used DES during pregnancy had a 36% higher risk of ADHD in their grandchildren. The study analyzed self-reported health data from over 47,000 participants and found no difference by sex.
Researchers discovered a population of neurons that give rise to unique mating calls in two closely-related frog species. The findings suggest that changes in these cells over time may have shaped vocal patterns in vertebrates. Ancient circuits involved in breathing control were found to be linked to the evolution of vocal patterns.
Chronic short sleep duration, independent of extended wakefulness, results in vigilant performance impairments, with attention lapses increasing fivefold and reaction time doubling. Participants on restricted sleep schedules worsened over time, suggesting they cannot adapt to chronically insufficient sleep.
A three-year study aims to identify risk factors for oral vocabulary difficulties and examine how they affect math and science achievement. The research may inform the development of early interventions to support students with STEM learning difficulties.
Researchers from the University of Chicago and University of Nebraska discovered that Australian fairy-wrens can recognize individual birds from other species and form stable, positive relationships. This cooperation allows them to better defend their territories and share benefits such as increased foraging success and reduced vigilance.
A study by University of Warwick and Manchester researchers reveals that small rises in temperature speed up a cellular 'clock' controlling the response to infections. This new understanding could lead to more effective drugs targeting A20 protein, which regulates inflammation.
A new study published in Anesthesiology found that liposomal bupivacaine, a long-acting local anesthetic, did not reduce opioid prescriptions or complications after total knee replacement surgery. The study included over 88,000 patients and found no significant benefit from adding liposomal bupivacaine to multimodal pain management reg...
Boron nitride nanotubes have been enhanced using the Billups-Birch reaction process, allowing for functionalization and modification of their properties. This enables the creation of new composite materials with tunable properties, opening up possibilities for various applications.
Seagrass meadows support global fisheries production by providing nursery habitat, promoting health of connected habitats, and supplying trophic support. However, the coastal distribution of seagrasses makes them vulnerable to threats such as land runoff and trawling, leading to declines in seagrass and fisheries.
A study found that androgen deprivation therapy prolongs QTc interval duration, increasing risk of arrhythmia and sudden cardiac death in men with prostate cancer. Researchers urge oncologists to monitor QTc interval in patients receiving ADT.
Research by Ingo Titze and Anil Palaparthi found that animals' high radiation efficiency is due to wide mouths, high frequencies, and body acoustical reflecting chambers. Humans lack these traits, limiting our ability to make long-range calls like animals do. The study aims to improve human call efficiency for emergency situations.
A global biomass census yields 550 Gt C, with land biomass surpassing marine by two orders of magnitude. Human activities have led to significant reductions in wild mammal, fish, and plant biomass.
Researchers at EPFL have invented a new method to examine protein assembly mechanisms in real time using atomic force microscopy. The technique, which uses pulsed laser light, allows for the observation of dynamic processes that were previously impossible to study.
Researchers found increased expression of genes responsible for antibiotic resistance in human clinical infections compared to laboratory experiments. This discovery could help scientists draw more accurate conclusions and provide better information on treating bacterial infections.
A new nanoparticle vaccine developed by MIT researchers can deliver multiple doses of the polio vaccine in just one injection, making it easier to immunize children in remote regions. The vaccine uses a biodegradable polymer that releases the vaccine in bursts at defined time points, providing long-lasting immunity.