Researchers have developed a new nanomaterial tape that can function over a wide temperature range, from -321 F to 1,832 F. The tape adheres to various materials and surfaces, with no noticeable residues, making it suitable for electronic components and extreme environments.
A team of researchers has developed a method to authenticate botanical ingredients by assigning unique chemical barcodes, which can distinguish between different parts of the same plant and detect chemical contaminants. The new barcode system uses nuclear magnetic resonance and statistical analysis to group similar samples together.
Scientists translate amino acid sequences into musical compositions, then use AI to generate new proteins with desired features. The method also enables the creation of bio-based musical pieces.
A study by Bertram Skibinski and colleagues compared seven water treatment strategies to reduce disinfection byproducts in pool water. They found that coagulation and sand filtration combined with granular activated carbon filtration was the most effective approach, but new strategies are needed to completely remove DBPs.
Companies like Stora Enso and Kemira are using sustainability-linked loans to reduce greenhouse gas emissions and improve resource-use efficiency. This approach is gaining traction, with banks increasingly considering environmental factors in loan decisions.
The distinctive scent of soft pretzels is attributed to two key odorants: 4-hydroxy-2,5-dimethyl-3(2H)-furanone and 2-acetyl-1-pyrroline. These compounds contribute to the caramel-like and roasty popcorn-like smells of pretzels.
Researchers analyzed sweet potato leaves and roots to gain a better understanding of their protein makeup. They identified 3,143 unique proteins from leaves and 2,928 from roots, providing new insights into the plant's genome.
The Cuyahoga River has made significant improvements since the 1969 conflagration, but experts say full recovery will take time. The Clean Water Act and EPA formation helped reduce industrial wastewater discharge and upgrade treatment infrastructure.
Researchers have developed an efficient and low-cost method to convert waste denim into reusable cotton fibers, reducing textile waste and conserving resources. The new process uses a 1:4 mixture of ionic liquid and DMSO to dissolve cellulose building blocks, resulting in white or colored viscose-type fibers.
Researchers developed new electrolytes containing multiple additives to improve lithium-ion battery performance across a wider temperature range. The optimized combination enhanced discharging performance and long-term stability at low temperatures, while also improving cycling stability at higher temperatures.
Researchers found elevated levels of DDT and its breakdown products in lake sediments, affecting zooplankton communities. The long-lived insecticide's persistence has altered aquatic ecosystems, with shifts towards more contaminant-tolerant species.
Citrus greening has devastated Florida's citrus farms and threatens California groves. Researchers are exploring strategies to control the disease, including creating resistant crops and delivering anti-microbe peptides.
Scientists have created a hydrogel that attracts chemotherapy drugs to tumors in mice, reducing side effects caused by the drugs acting on healthy cells. The approach uses cucurbituril to target therapies to a tumor, resulting in improved treatment outcomes and reduced toxicity.
Scientists have developed a strategy to determine organic food authenticity by analyzing the metabolites generated within plants when pesticides break down. The technique involves identifying and screening the metabolites of seven common pesticides using ultra-high-performance liquid chromatography and high-resolution mass spectrometry.
Scientists have created a skin patch with tiny needles to collect interstitial fluid, containing biomarkers of disease. The device uses surface-enhanced Raman scattering to analyze the collected fluid and detect biomarkers more efficiently than traditional methods.
Researchers have developed DNA nanorobots that recognize and bind to HER2 on breast cancer cells, targeting them for destruction. The nanorobots, consisting of a tetrahedral framework nucleic acid with an attached aptamer, persist in the bloodstream longer than free aptamers and selectively kill only HER2-positive cell lines.
Researchers estimate that Americans consume between 74,000 to 113,000 microplastic particles annually, depending on age and sex. This analysis suggests significant exposure to microplastics through food consumption, especially bottled water versus tap water.
Big food brands invest in soil health programs to help farmers improve sustainability, cut costs and reduce environmental impact. These programs provide education and data gathering tools for farmers to adopt strategies such as organic production, cover crops and cost-sharing initiatives.
A new study suggests that 7-hydroxymitragynine, a kratom metabolite, is responsible for the treatment's therapeutic effects. The researchers found that most of the analgesic effect comes from this compound rather than mitragynine.
Researchers found that compostable food packaging can leach per- and polyfluoroalkyl substances (PFAS) into compost, raising concerns about potential health effects on crops. The study's results contributed to the passage of a bill banning PFAS in paper food packaging in Washington state.
DNA nanotubes designed by Yi Li and Rebecca Schulman can heal themselves in serum, extending lifetimes from 24 hours to over 96 hours. The researchers developed a self-repair process using smaller DNA tiles that repair damaged structures by replacing or joining to the nanotube ends.
Researchers investigated emissions from waterpipes using electrical heating elements (EHEs) and charcoal, finding that EHEs reduced some toxicants but increased others. Emissions of acrolein, a highly reactive irritant, were several orders of magnitude higher with EHE use compared to charcoal.
Scientists can now study ancient proteins to gain a more complete picture of past species and cultures. Research has revealed that ancient humans consumed grains, legumes, dairy products and meat, while Mongolians consumed dairy products long before known genetic mutations for lactose tolerance.
A graphene-based adhesive biosensor was created with an octopus-like sucker, allowing for full contact with both wet and dry skin. The device can monitor various human activities, including heart rate, step count, and speech patterns.
Researchers have developed a 3D-printed microchip electrophoresis device that can detect three serum biomarkers of preterm birth with high sensitivity. The device is faster, cheaper, and easier to make than existing methods, which require laborious processes and specialized equipment.
Researchers tested biodegradable, oxo-biodegradable and compostable plastic bags in three natural environments over a 3-year period. The results show that none of the bags reliably deteriorated within 3 years, with conventional polyethylene bags remaining intact.
Researchers have identified compounds in ragweed that can help nerve cells survive with Alzheimer's disease peptides. The compounds, including terpenoids and spermidine conjugates, showed promise in protecting neurons from Aβ-induced toxicity.
Researchers are developing longer-acting injectable HIV treatments that target different components of the virus and can be administered once every few weeks. These therapies have shown promising results in clinical trials, with one treatment demonstrating effectiveness for at least a month and high patient satisfaction.
Scientists have developed an adsorbent membrane that can remove pharmaceuticals and personal care products from water, a problem exacerbated by increasing use of these substances worldwide. The membrane, coated with porous aromatic frameworks, has shown high capacities for removing three model PPCPs and was recyclable.
Researchers have found that the structure, concentration and interactions of tannins in wine influence dryness perception. Trained sensory panelists perceived Cabernet Sauvignon as dryer due to its higher tannin content, while added tannins didn't change dryness perception in Pinot Noir.
Researchers analyzed 13 honeys from the Czech Republic to identify proteins, revealing a similar ratio of known and previously unreported proteins. The study also shed light on allergens present in honey, which could aid in treating allergies.
Researchers have found microorganisms in toxic sites like the Berkeley Pit, which produce potent molecules with potential human medicine uses. These molecules show anti-cancer and antibiotic activities, offering new hope for treating diseases such as cancer and antibiotic-resistant infections.
Researchers identified volatile compounds contributing to dark chocolate's distinctive aroma, including β-ionone and other essential components. By quantifying these substances using stable isotope dilution analysis, the team successfully reconstructed the scents of two dark chocolates with remarkable accuracy.
Researchers have successfully grown 3D paper organs with artificial blood vessels that can be populated with cells, providing a more complex structure than traditional 2D cell cultures. The paper organs can mimic the architecture of real tissues, influencing how cells grow and respond to external stimuli.
Researchers found that environmental pollutants can impact molecular hallmarks of aging, including mitochondrial DNA content and telomere length. Higher levels of certain pollutants were associated with decreased mitochondrial DNA content or shorter telomeres, suggesting a potential link between pollution and accelerated aging.
Researchers have identified cranberry oligosaccharides as potential anti-adhesive compounds that could help prevent UTIs. These complex carbohydrates were detected in the urine of pigs fed dried cranberry powder and showed activity against E. coli bacteria.
The pharmaceutical industry is embracing continuous manufacturing processes, offering reduced costs, factory space, and processing time. Companies like Janssen, Eli Lilly, and Pfizer have received approvals for drugs produced by continuous processes, paving the way for more complex chemistries.
Researchers repurposed shrink films to make strong grippers that can encapsulate materials or be incorporated into soft robotics. The grippers were made by patterned black ink onto polystyrene sheets, which then wrapped around objects to grip them.
Researchers developed a first-of-its-kind elastic polymer blend that displays white fluorescence when deformed and then goes dark after relaxing. The material's color can be tailored by using different fluorescent rings, enabling the creation of a white-light-emitting polymer.
Consumer demand for natural ingredients challenges perfumers to find sustainable scents. Many natural ingredients lack responsible sources, driving prices and supply fluctuations.
Researchers developed a wearable biosensor resembling a bandage that samples sweat and analyzes its components using a simple color-changing assay. The device can potentially help diagnose diseases with less invasive diagnostic testing, and its sensitivity is currently being increased.
Researchers in Bangladesh found a way to reduce inorganic arsenic in rice by modifying parboiling methods, resulting in a 25% reduction and a 213% increase in calcium content. This new method also reduces potassium levels by 40%.
Researchers have found that cannabidiol (CBD) can be used as a 'Trojan horse' to deliver medications across the blood-brain barrier and into the brains of mice. CBD was attached to lipid nanocarriers, which caused more fluorescent molecules to pass through brain cells, resulting in targeted delivery to the animal's brains.
Scientists have developed a centralized database of all known bovine milk compounds, including over 2,300 previously unknown metabolites. The comprehensive analysis was made possible by combining targeted chemical analyses and digital text-mining tools.
Scientists are developing better manufacturing processes and control equipment for superconducting circuits and trapped ions. New materials like silicon spin devices and topological materials are also being explored to reduce noise and error in qubits.
Scientists develop DNA nanodevice that uses near-infrared light to guide stem cells to wounds, promoting muscle tissue regrowth in mice. The system successfully activated receptors, causing cells to move and grow, with treated mice showing increased signs of regeneration.
Researchers have detected new per- and polyfluoroalkyl substances (PFASs) in the Cape Fear River, including some previously unknown compounds. Levels of these contaminants are decreasing due to changes in wastewater disposal practices.
Researchers analyzed data from Fresno and Bakersfield before, during, and after the California drought to understand its impact on ozone air quality. They found that severe drought conditions led to a 20% decrease in ozone production due to reduced isoprene concentrations and altered VOCs.
A new study found that reducing meat consumption could cut greenhouse gas emissions by the most, while also increasing use of animal byproducts. By combining various strategies such as eliminating waste and finding uses for byproducts, researchers estimate a 43% reduction in emissions from the meat supply chain.
Researchers have created plants that can produce metal-organic frameworks (MOFs), a type of nanomaterial, which can be used to detect chemicals and protect against harmful UV rays. The augmented plants could potentially perform useful new functions and may lead to applications in agriculture and space exploration.