Chemists obtain derivatives of the natural polymer chitosan, which outpace existing antibiotics
RUDN University chemists and colleagues from Belarus obtained derivatives of the natural polymer chitosan, which exceeded existing antibiotics in antibacterial activity. Moreover, the new substances are non-toxic, and the production method is safe. T.....»»
AI tools help uncover enzyme mechanisms for lasso peptides
Lasso peptides are natural products made by bacteria. Their unusual lasso shape endows them with remarkable stability, protecting them from extreme conditions. In a new study, published in Nature Chemical Biology, researchers have constructed and tes.....»»
Genome sequence analysis identifies new driver of antimicrobial resistance
Antibiotics are a lifesaving tool. Yet, due to their chronic overuse, microbes are evolving and developing immunity against them. As a result, once-effective medications can no longer stave off infections, complicating treatment and increasing mortal.....»»
Roborock Qrevo Curv vs. Roborock S8 MaxV Ultra: Which is the better robot vacuum?
The new Roborock Qrevo Curv is a powerful robot vacuum and mop combo, but how does it stack up to the existing Roborock S8 MaxV Ultra/.....»»
Visible-light-antenna ligand enhances samarium-catalyzed reactions
Samarium (Sm), a rare earth metal, is important to organic chemists because of the ability of its divalent compounds to efficiently perform single-electron transfer reductions......»»
Microplastics: Meant to last, just not forever and not in our bodies
Megan Hill is an assistant professor of chemistry and leader of the Hill Lab in Colorado State University's College of Natural Sciences. Her research leverages organic chemistry to design advanced polymeric materials for applications in sustainabilit.....»»
Picus Security raises $45 million to help organizations reduce cyber risk
Picus Security announced it has closed a $45 million growth investment round led by Riverwood Capital with the participation of existing investor Earlybird Digital East Fund, bringing Picus’ total funds raised to $80 million. Picus has over 500 ent.....»»
Bioengineers create new substrate to study wood-decomposing enzyme
Researchers want to transform the natural and abundant resource wood into useful materials, and central to that is a molecular machine found in fungi that decomposes the complex raw material into its basic components......»»
Harnessing nature"s rhythm: Piezocatalysis for organic pollutant degradation
With the rapid growth of industrial and agricultural activities, water bodies are increasingly contaminated with harmful organic pollutants such as dyes, antibiotics, and bisphenol A. Traditional methods like adsorption, chemical treatments, and biol.....»»
Scientists identify 18 bacterial strains to treat antibiotic-resistant gut infections
Antibiotic-resistant bacterial infections often occur in patients with chronic inflammatory intestinal conditions, such as inflammatory bowel disease, and in patients who have taken antibiotics for a long time. Gram-negative bacteria such as Enteroba.....»»
Intezer raises $33 million to further develop its AI-based security operations solution
Intezer announced that it has raised $33 million in Series C funding, bringing its total capital raised to $60 million. The funding round was led by Norwest Venture Partners, with participation from all existing investors, including Intel Capital, Op.....»»
New algorithm rights wrongs of precipitation-type classification over Tibetan Plateau
Like many natural phenomena, precipitation can be both a blessing and a scourge to human life. On the one hand, it supplies our rivers and fields with water; on the other hand, it can cause floods, landslides, and other natural disasters. Either way,.....»»
Researchers use training model to map planted and natural forests via satellite image
While planting trees may seem like an easy win to combat climate change, planted forests often encroach on natural forests, wetlands, and grasslands. This can reduce biodiversity, disturb the natural environment, and disrupt carbon and water cycling......»»
1 in 5 parents worry their elementary and middle school aged kids don"t have friends, poll suggests
Developing friendships is often seen as a natural part of childhood but it may be easier for some kids than others......»»
"Ecocide" on Easter Island never took place, studies suggest
Two recent studies have cast doubt on a popular theory that the ancient residents of Easter Island suffered a societal collapse because they overexploited their natural resources, an event often labeled one of history's first "ecocides"......»»
Backside breathing and pigeon bombers studies win Ig Nobel prizes
Mammals that can breathe through their backsides, homing pigeons that can guide missiles and sober worms that outpace drunk ones: these are some of the strange scientific discoveries that won this year's Ig Nobels, the quirky alternative to the Nobel.....»»
Fluorescent nanomaterial could transform how we visualize fingerprints
Researchers created a fluorescent nanoparticle using a combination of materials (MCM-41, chitosan and dansylglycine) to examine latent fingerprints. These nanoparticles have special properties that make them adhere well to fingerprint residues, even.....»»
Enzyme-inspired catalyst puts chemicals in right position to make ethers
Taking inspiration from enzymes, chemists at the University of Illinois Urbana-Champaign developed a catalyst to simplify the synthesis of ethers, key functional components of many drugs, foods, personal care items and other consumer goods. The catal.....»»
Catalyzing environmental cleanup: A highly active and selective molecular catalyst and electrified membrane
Some chemicals create environmental problems; others, fortunately, can help clean them up. Chemists from Yale University and their colleagues have developed an electrochemical catalyst and membrane that offers an efficient and sustainable way to trea.....»»
Google’s Gemini Live is now available for free on Android
Google's Gemini Live lets you converse with Google's chatbot in real time using spoken natural language prompts rather than text......»»
Dru Investigate simplifies cyber investigations and helps users uncover data threats
Druva launched Dru Investigate, a gen AI-powered tool that guides data security investigations using a natural language interface. With Dru Investigate, users across IT, security, legal, and privacy teams can swiftly identify and mitigate data risks,.....»»