Researchers have discovered a potential approach to storing excess renewable energy by mixing food waste-derived sugar alcohols with carbon nanotubes. The study found that heat transfer within the mixture improved with higher density combinations and decreased with smaller nanotube diameters.
Researchers found that synthetic nucleosides can cause cell growth decrease and increase reactive oxygen species when exposed to near-visible light. This limitation could lead to unintended consequences for genetic material.
Researchers developed a hybrid nanosensor that can detect pathogenic strains of E. coli, including O157:H7, in less than an hour. The sensor combines magnetic resonance and fluorescence techniques to rapidly identify contaminated food products.
The global aviation industry aims to halve its net carbon emissions by 2050 through improved engines and biofuels, with over 2,500 flights using alternative fuels already completed. The transition is underway, but more funding and policy support are needed for biofuel production
Researchers have engineered a novel, virus-like shell that can self-assemble and carry therapeutic DNA or RNA into human cells. This breakthrough could advance gene therapy treatments for rare genetic diseases and common conditions like diabetes.
Researchers created fibers that can capture and release solar energy, forming a flexible textile for powering small electronics like tablets and phones. The new materials were woven into a 'smart garment' that can be cut and tailored to store power from sunlight.
Scientists have created a potential nerve agent antidote that can be taken before an attack, offering hope for soldiers and others exposed to these molecular weapons. The enzyme-based antidote was encapsulated in a porous metal-organic framework, enhancing its staying power and effectiveness.
A unique open science project has been developed to address the lack of commercial incentive for industry to develop drugs for neglected diseases like malaria. Over 50 researchers from 21 organizations contributed to the project, sharing data and collaborating on finding new antimalarial compounds.
Researchers develop a system to selectively destroy undifferentiated pluripotent stem cells (PSCs) using a special dye and light. This approach reduces the risk of teratomas, allowing for safer transplantation and potential treatments for various diseases.
Scientists have created graphene audio speakers for mobile devices with a sound quality comparable to existing systems. The new fabrication method uses ultra-thin graphene aerogels that don't vibrate and can be mass-produced for use in mobile devices.
Researchers found that a ginger compound, 6-ginergol, can lower cancer risk when combined with capsaicin, the active ingredient in chili peppers. In mouse studies, only 20% of mice developed lung carcinomas after receiving both compounds, compared to 50% with capsaicin alone.
Researchers have gained structural insights on a key protein from Aedes aegypti, the mosquito species most often linked to Zika. The study suggests compounds targeting this protein could kill mosquitoes and reduce cases of Zika and other illnesses.
Researchers have developed a more cost-effective and environmentally friendly white LED using graphene and a strontium-based metal-organic framework material. The new technology could save nearly 348 terawatt-hours of energy by 2027, equivalent to the annual output of 44 power plants.
Researchers have developed a new technology called Cholestosomes that can encapsulate insulin and deliver it orally without degrading. The vesicles are made of naturally occurring lipid molecules and can pass through the stomach intact, allowing for high bioavailability and effective insulin delivery.
Researchers found that certain house plants are effective at removing specific compounds from the air, including benzene, toluene, and formaldehyde. The study suggests that surrounding oneself with these plants can help combat the negative effects of indoor air pollution.
Researchers developed stretchable micro-supercapacitors using graphene ribbons to store energy in wearable devices. The design allows for stretching without compromising electrochemical performance, enabling applications in smart T-shirts and soft robots.
Researchers at Carnegie Mellon University have developed non-toxic, edible batteries using melanin pigments that can power low-power, repeat applications like drug-delivery devices. The batteries can be used to diagnose and treat diseases with minimal toxicity.
Scientists have developed a new device that can isolate natural aromatic molecules associated with sweet tastes. The device, called GC-OAT, uses an olfactoscan to deliver continuous streams of aromas through a tube to a subject's nose, allowing researchers to screen for odor compounds in real foods.
A new diagnostic tool for tuberculosis has been developed to simplify, fasten and improve the accuracy of tests. The experimental new test is currently being tested in South Africa.
Scientists have developed injectable gels that can be injected into the heart to shore up weakened areas and prevent heart failure. The gels, made from hyaluronic acid, provide mechanical support and limit scar tissue formation, preserving the heart's size and blood-pumping ability.
Researchers developed nanoparticles that congregate at injury sites to form blood clots. These particles can cut bleeding time in half and reduce total blood loss, making them a potential game-changer for treating internal bleeding.
A vehicle's cold start is the best target for future design changes to meet tightening emissions requirements. Newer cars emit very low amounts of organic gases, with most emissions coming out immediately after starting the engine.
Researchers have developed a new technique to observe brain activity in real-time, enabling them to study how we learn and develop addictions. The 'CNiFERs' tool measures the release of specific neurotransmitters, revealing the timing of dopamine surges during learning and addiction processes.
Researchers have created a new, degradable synthetic rubber that can be easily recycled and reused in tires and other products. The material, made from cyclopentene, is produced using low-energy conditions and can recover 100% of its starting material.
Researchers have developed a biodegradable and edible film made from milk protein casein, which can block oxygen and prevent food spoilage. The packaging has the potential to replace traditional plastics and reduce food waste during distribution.
Researchers have identified a potential treatment for severe scarring by inhibiting an enzyme called lysyl oxidase, which enables collagen to crosslink and form scar tissue. The compounds, tested in a 'scar-in-a-jar' model, show promise in restoring normal tissue architecture.
A study published by the American Chemical Society found that citrus flavanones, a type of antioxidant, can reduce oxidative stress and inflammation caused by high-fat diets. This reduction leads to lower levels of cell-damage markers in the blood and liver, as well as reduced fat accumulation and damage in the liver.
Researchers developed a simple and inexpensive paper-based device to screen suspicious medications, detecting signs of adulteration or degradation. The device uses a $1 paper card with 12 lanes of reagents to identify potential quality issues, offering a cheap alternative to expensive analytical instrumentation.
A team of chemists created materials that change color or texture in response to environmental changes, inspired by squid, jellyfish, and human skin. These materials can be used for encrypting secret messages, creating anti-glare surfaces, or detecting moisture or damage.
Researchers are using naturally occurring fungi to extract valuable materials from waste batteries, including cobalt and lithium. The process uses oxalic acid and citric acid generated by the fungi to leach out the metals, with results showing up to 85% lithium and 48% cobalt extraction.
Scientists have developed a neuron-targeting nanoparticle that can deliver RNA to damaged brain cells, reducing the impact of chronic conditions like depression and memory problems after TBI. The treatment showed promise in an animal model, with 80% reduction in protein associated with neuronal cell death.
Scientists develop new method to produce fruit protein brazzein, which is 2,000 times sweeter than sugar and has fewer calories. Using yeast, researchers successfully overproduce brazzein, making it a promising low-calorie alternative to high-fructose corn syrup.
Researchers developed a staged separation method that can reduce venting and flaring of natural gas from wells by up to 70 percent. The approach involves using high-pressure and low-pressure steps to separate gas, resulting in more sustainable oil production processes.
Researchers develop a simple, single-component fluorescence system that glows in response to microscopic damage, allowing for early detection. The method works for various materials and types of damage, including small cuts, and could reduce inspection costs.
Researchers create a self-healing fabric coating using squid proteins, allowing damaged areas to repair themselves. The coating has potential applications for everyday clothing and as a protective barrier against chemical and biological warfare agents.
Researchers create technique to identify pairs of short DNA sequences from beef, buffalo, and pork in hot dogs, providing a more reliable approach than existing methods. The study found that all 'beef' hot dogs contained buffalo meat, highlighting the need for accurate food testing.
Researchers have gained insights into the molecular mechanisms behind bioluminescence in fireflies, click beetles and glow worms. Mutations to an enzyme called luciferase produce red light in acidic conditions, while changes favoring green light emission occur under normal conditions.
Harmful disinfection by-products (DBPs) form when chlorine and other chemicals react with organic matter in pool water, causing respiratory problems like asthma among swimmers. Practicing good hygiene, such as taking showers before entering the pool, can help reduce DBP levels.
Researchers develop a new catalyst that can produce hydrogen and ethyl acetate, a key ingredient in nail polish, from water and ethanol. This process eliminates the need for energy-consuming purification steps.
Researchers have developed a flexible electronic skin patch that can detect blood-alcohol levels from sweat, offering a non-invasive and fast solution for measuring BAC. The patch uses three rapid steps to induce sweat, detect alcohol content, and transmit data wirelessly.
Researchers have developed a gene delivery system that can be applied as an eye drop, rapidly moving from the surface to the retina and remaining for over eight hours. This method shows promise for treating several eye diseases, including diabetic retinopathy and age-related macular degeneration.
Scientists have developed a new approach to capture carbon dioxide from flue gases using waste marble powder, outperforming current commercial calcium-carbonate sorbents. The powder showed high carbonation conversion rates and maintained its reactivity over multiple cycles.
Scientists report elevated levels of toxic compounds in e-cigarette vapor when heated to higher temperatures, including glycidol and formaldehyde. The release of these compounds increases with device use and voltage settings.
Scientists have developed a new system design that collects water from air with significantly less energy, producing high-quality water. This approach uses a liquid desiccant to separate vapor from air and cool only the vapor, resulting in substantial energy savings.
Scientists have developed graphene-infused packaging that reduces water vapor permeability by a million fold, allowing for longer product lifespans. The material was shown to extend the lifetime of an organic light-emitting diode from less than 30 minutes to over 1 year.
A new approach shields a toxic chemotherapeutic until it reaches the tumor site, leading to greater efficacy and fewer side effects. The treatment was successful in mice with sarcoma tumors and had fewer side effects compared to traditional chemotherapy.
The rise of OLED displays could lead to shatterproof phones. Researchers are working to overcome challenges such as image retention and high costs, but if successful, the technology could vastly improve image quality and open up new possibilities for electronics design.
A study by Naomi Zimmerman and colleagues found that newer fuel-efficient engines may actually increase global warming due to higher black carbon emissions. Installing particulate filters in these engines could help balance this impact, but factors like engine design and location play a role.
Researchers develop a simple, affordable method to produce strong, tunable carbon foam by using super-toasted bread, a potential game-changer for various industries. The foam's inner pore structure can be adjusted by changing the yeast and water content.
The article explores the concept of a circular economy, which aims to reduce pollution and waste by recycling resources instead of discarding them. Companies are implementing new manufacturing processes that use safer substances, and the European Union is grappling with regulation of chemicals in a closed-loop recycling system.