Researchers develop two-step process to consistently break lignin at one specific chemical bond using electrical potential and blue light, producing pharmaceuticals, plastics, and other household products. The method is cheaper, more environmentally friendly, and suitable for large-scale adoption in industry.
A team of researchers has developed a way to convert plastic components from end-of-life vehicles into foams using coconut oil and microwaves. The process creates a stable and high-temperature-resistant material suitable for construction and insulation applications.
Researchers have developed a potential new diabetes treatment that uses a 'sugar sponge' to regulate glucose levels. The system, which consists of a lectin-coated polymer vesicle, can absorb glucose when levels are high and release it when levels are low. In laboratory tests and mouse studies, the treatment showed antidiabetic effects.
New ultrathin films with varying properties are being created, falling into five major groups: MXenes, Xenes, organic materials, transition metal dichalcogenides, and nitrides. These materials have flexible, transparent, and tunable properties, and some are electrical conductors or insulators.
Researchers developed a new method using artemisinin and luminol to detect bloodstains, reducing false positives. The combination is more selective than traditional methods, allowing for accurate detection of blood on surfaces.
A new paper-based test strip could enable doctors and patients to monitor heart failure conditions at home, using smartphone apps for analysis. The test strip detects antigens ST2 and BNP, providing insights into the progression of the disease.
Researchers developed a new type of cathode that addresses electrochemical stability issues in lithium-oxygen systems. The ultralight all-metal cathode outperforms carbon-based cathodes with higher capacity and improved stability for 286 cycles.
The US Chemical Safety & Hazard Investigation Board has investigated over 130 accidents since its creation in 1998. The board's work has positively influenced industrial safety in the US and globally, producing over 90 accident reports and 40 safety videos with a budget of $12 million per year.
Researchers develop practical wool dye from sorghum husks, offering UV protection and fluorescence, while reducing waste disposal. The dyes showed good colorfastness even after multiple washes and ironing cycles.
Researchers identified protein patterns in bones that change with age, suggesting potential biomarkers for determining age in human remains. The study's findings have implications for forensic science and may help reconstruct ancient species relationships.
During heat waves, urban trees can significantly increase air pollution levels and the formation of ozone. Researchers found that VOCs from plants contribute to about 6-20% of ozone formation in cities, but this contribution spikes to up to 60% during heat wave periods.
A firm bread and brittle crust lead to more chewing and a greater rate of release of aroma molecules, according to the researchers. The findings could help food scientists create new bread types better tailored to meet consumers' expectations.
Scientists have developed a conductive paper that can contribute to flexible electronics, enabling scalable production on a large scale. The material, which costs $1.30 per square meter, conducts electricity while maintaining durability, making it suitable for future flexible electronics.
Researchers have developed a method to create stretchable holograms that can display multiple images, which can be switched depending on the stretching of the material. The technique uses metasurfaces and gold nanorods to generate holographic images with changing shapes.
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.
Cosmetic makers are researching skin bacteria and active ingredients to promote helpful microbes and discourage harmful ones, but a baseline picture of a healthy skin microbiome is lacking. Companies have already marketed bacteria-based product lines, despite limited knowledge of the skin microbiome.
Scientists have developed a water-repellent material that molts like a snake's skin when damaged, revealing another hydrophobic layer beneath. This material has the potential to be used in various applications such as rain gear, medical instruments and self-cleaning car windows.
Researchers create technique to observe mRNA at ribosome sites, revealing protein synthesis and cellular responses to iron. The method is applicable to any type of RNA and could be modified for other interactions.
An analysis of 27 US states found that summer temperature increases lead to higher electricity-related emissions of sulfur dioxide (SO2), nitrogen oxides (NOx) and carbon dioxide (CO2). States with more coal power plants, such as Ohio and Pennsylvania, released the most SO2 emissions.
Researchers develop process to mix chicken droppings with Mexican sunflower to produce biogas, which can power generators and used as fertilizer. The method produces more than 3 kg of biogas from 8 kg of poultry waste and sunflowers, reducing environmental pollution.
The March for Science drew hundreds of thousands of participants worldwide to show support for scientific research and demand continued government funding. The event highlighted the importance of collaborative initiatives in advancing scientific progress.
The Trump administration's proposed plan for the EPA includes defunding several programs related to climate change, public health, and pollution. The plan would cut $2.6 billion from the agency's budget, affecting more than 4,000 jobs and various research grants.
Researchers tracked gold nanoparticles after inhalation, finding they accumulated at inflamed vascular sites and preferredentially reached susceptible areas of the cardiovascular system. This suggests that nanoparticles could increase the likelihood of heart attacks or strokes in individuals with pre-existing cardiovascular conditions.
Researchers have developed a double-sided adhesive that can stick and unstick to surfaces in wet conditions, inspired by geckos' ability to attach and release their feet. This material could enable underwater robotics, sensors, and other bionic devices with improved friction and adhesion levels.
Researchers have developed MOFs that can load and deliver ibuprofen, resulting in twice as long-lasting pain relief compared to commercial formulations. The compounds reach the bloodstream quickly and could be used for delivering other drugs orally.
A promising artificial blood substitute has been developed using modified hemoglobin, effectively carrying oxygen and scavenging free radicals. The novel approach packaging hemoglobin in a benign envelope overcomes toxicity issues with traditional chemically modified hemoglobin.
Researchers developed a degradable material using corn starch and metal-organic framework nanoparticles, offering promising properties for electronic substrates and insulators. The material has mechanical, electrical, and flame retardant properties, making it suitable for eco-friendly electronics.
Scores of undocumented immigrant youth pursuing careers in chemical sciences and related fields face uncertainty due to potential repeal of the DACA policy. Currently, only marrying a U.S. citizen can legalize their status, with limited avenues for education and employment.
A new study reveals that US streams contain complex blends of organic pollutants, including pesticides, pharmaceuticals, and byproducts from their degradation. The findings suggest that these chemical combinations could harm aquatic life and potentially impact human health.
A new paper-based device harnesses mechanical energy from body movements to charge small electronics, offering an untethered alternative to traditional batteries. The lightweight, rhombic design is capable of charging devices to 1 volt in just a few minutes.
Researchers discovered compounds in areca nuts that target addiction-related brain receptors, potentially treating nicotine cravings without side effects. The new molecules could offer a safer alternative to existing smoking cessation drugs like Chantix.
Researchers have developed a seaweed-derived material to improve the performance of superconductors, lithium-ion batteries and fuel cells. The material has shown high capacitance as a superconductor material and can be used in zinc-air batteries and supercapacitors.
Researchers detected neonicotinoid pesticides in drinking water in an agricultural area, highlighting concerns over their impact on human health. A new study found that a specific treatment method can effectively remove these substances from water.
Researchers have developed a spectroscopic method using second harmonic generation to detect internal damage in metals. The technique uses green laser light to identify changes in metal properties, potentially distinguishing between intact and damaged parts.
Researchers have created a self-healing material that can stretch up to 50 times its original size and automatically stitch itself back together within a day. The material, which uses ion-dipole interactions, could potentially be used to repair smartphones and other electronic devices.
Scientists identify a specific placental sugar that binds tightly to the Zika envelope protein, allowing it to cross the placenta and cause birth defects. Researchers are developing a strategy to block this interaction using a nanoparticle coated in the same sugar.
Researchers have developed a new scientific technique that can analyze human hair to provide clues about a person's lifestyle. The technique uses liquid chromatography in conjunction with isotope ratio mass spectrometry (LC-IRMS) to identify 15 isotope ratio measurements that potentially yield crucial information about certain lifestyl...
A new bio-sensing contact lens technology, developed by Oregon State University researchers, could enable continuous monitoring of blood glucose levels and other vital signs. The lens uses a transparent biosensor containing a semiconductor material to detect glucose concentrations in tears.
Researchers have invented a 'bionic' leaf that uses bacteria, sunlight, water and air to produce fertilizer in the soil where crops are grown. The system produces biomass and liquid fuel yields that greatly exceeded natural photosynthesis.
Researchers have developed a process to reuse certain plastics, transforming them into a valuable diesel fuel. The technology uses a metallocene catalyst and can produce up to 10,000 pounds of fuel per day, making it a cost-effective solution for addressing plastic pollution in oceans and on land.
Researchers have identified a set of molecules in urine that are present in 90% of prostate cancer patients but not in healthy individuals. This discovery could lead to the development of a non-invasive test for early detection of prostate cancer, potentially reducing unnecessary biopsies and improving patient outcomes.
Researchers developed a handheld device to detect cyanide fishing, which can harm coral reefs and fish. The device uses porphyrins to bind thiocyanate, a metabolite secreted by fish exposed to cyanide.
Researchers developed an experimental treatment that tames the immune system in rodents, restoring movement to paralyzed mice. The approach may combat autoimmune diseases in humans, as demonstrated in mouse models of multiple sclerosis and type 1 diabetes.
A new system has been developed to sample, measure, categorize and control nuisance odors from sewage and wastewater treatment facilities. The technology uses a range of methods, including plastic bags, metal containers and electronic noses, to identify the sources of the smells and develop strategies for elimination.
Scientists have made a breakthrough in developing longer-lasting sunscreens by studying the behavior of molecular ingredients. By using lasers to simulate sunlight, researchers found that up to 10% of sunscreen molecules can become stuck in an excited state, leading to degradation and reduced protection.
Researchers found a natural way to enhance antibiotic action by combining maple syrup extract with commonly used antibiotics. This approach works on various bacterial strains, including E. coli, Proteus mirabilis, and Pseudomonas aeruginosa, allowing for up to 90% less antibiotic use while maintaining effectiveness.
Researchers at Aalto University have made significant progress in recycling and upcycling clothing to create high-quality textiles. They discovered an ionic liquid that can dissolve cellulose from wood pulp and cotton-polyester blends, producing fibers stronger than commercially available viscose.
Researchers use bee-venom peptide apamin to develop a novel strategy for delivering medications to the brain. They modified apamin to eliminate toxicity while maintaining its ability to cross the blood-brain barrier, resulting in a promising version called Mini-Ap4.
Researchers developed a standardized protocol for measuring gas-phase and particulate-phase free radicals in cigarette smoke. The study found that levels of these radicals varied widely across cigarette types, with highly ventilated cigarettes producing lower levels.
Scientists are shifting focus to combination therapies targeting multiple appetite control system components, driven by understanding of protein sensors and neurotransmitters. This approach aims to better regulate body's appetite, potentially leading to more effective obesity treatments.