Doctors express glimmers of hope as they try out new approaches against coronavirus
(washingtonpost.com)
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Doctors express glimmers of hope as they try out new approaches against coronavirus
(washingtonpost.com)
The remotely operated facility aboard the International Space Station has created another tool that researchers can use to probe the fundamental nature of the world around us. For the first time in space, scientists have produced a quantum gas containing two types of atoms. Accomplished with NASA’s ...
Green Chemistry Breakthrough: New Photocatalytic Borylation Method Transforms Chemical Synthesis
(scitechdaily.com)
A team headed by Professor Dai Wen at the Dalian Institute of Chemical Physics, part of the Chinese Academy of Sciences, successfully realized borylation reactions using N-heterocyclic carbene boranes (NHC-BH3). They utilized a straightforward and effective heterogeneous photocatalytic system. This ...
More than six decades since their introduction, medical professionals have discovered the first substantial evidence supporting the notion that intermittent use of benzodiazepines, like Valium and Ativan, as opposed to continuous usage, results in fewer side effects, and a decrease in falls, hospita...
Green Chemistry Breakthrough: Transforming Ammonia Into a Sustainable Nitrogen Source
(scitechdaily.com)
Researchers at KIT have unveiled a novel system for the activation and catalytic transfer of ammonia – catalysis is based on main group elements. Ammonia (NH3), composed of nitrogen and hydrogen, stands as one of the most commonly manufactured chemicals globally. It plays a crucial role in cre...
New research on electrochemical reactions highlights the critical role of electrolyte ions, aiding in the advancement of sustainable energy technologies. Electrochemical reactions are central to the green transition. These reactions use the electric current and potential difference to carry out chem...
From Code to Chemistry: Coscientist, the AI System Mastering Nobel Prize-Winning Reactions
(scitechdaily.com)
An AI-based system succeeds in planning and carrying out real-world chemistry experiments, showing the potential to help human scientists make more discoveries, faster. In less time than it will take you to read this article, an artificial intelligence-driven system was able to autonomously learn ab...
Scientists have found that molecules can interact in a non-reciprocal manner without external forces, a discovery that could change our understanding of molecular interactions and the evolution of life. Researchers from the University of Maine and Penn State discovered that molecules experience non-...
New Compounds for Organometallic Chemistry – Sandwich Complexes in the Form of Rings Are Kept Together by Their Own Energy Sandwich compounds are special chemical compounds used as basic building blocks in organometallic chemistry. So far, their structure has always been linear. Recently, researcher...
Mesolithic Scandinavians likely faced oral health issues, with studies on ancient birch tar revealing signs of gum disease, tooth decay, and diverse dietary habits. Members of a hunter-gatherer group that lived in south-western Scandinavia during the Mesolithic era — approximately 10,000 years ago —...
Counterfeit detector pens use a starch-iodine reaction to identify fake bills. But could you fool them with chemistry? In today’s episode, we dive into the chemistry of iodine, its color and its clock reactions, all while making a little extra cash on the side. Video Transcript: Let’s say that...
A team from Osaka University, along with their collaborators, has created a cost-effective catalyst for a key chemical process, potentially paving the way for further initiatives to reduce expenses within the chemical sector. The chemical industry often relies on scarce and costly metals to manufact...
Scientists use everyday plastics to initiate innovative chain reactions, developing a method to recycle plastic waste and improve both safety and efficiency in the process. Single-use plastics are a major environmental concern, but now, rather than being disposed of as garbage, used plastic bags fro...
Extensive tooth decay and pain, alongside evidence of dental procedures and the filing of front teeth, reveal the Viking Age inhabitants of Varnhem had access to surprisingly sophisticated dental care. This has been shown in a study carried out at the University of Gothenburg. The study examined 3,2...
Standardized metrics for self-driving labs aim to accelerate discovery in chemistry and materials science through collaborative improvement. The fields of chemistry and materials science are seeing a surge of interest in “self-driving labs,” which make use of artificial intelligence (AI) and automat...
Machine Learning Meets Chemistry: New MIT Model Predicts Transition States With Unprecedented Speed
(scitechdaily.com)
Utilizing generative artificial intelligence, chemists from MIT developed a model that can predict the structures formed when a chemical reaction reaches its point of no return During a chemical reaction, molecules gain energy until they reach what’s known as the transition state — a point of no ret...
Nano- and microplastics are seemingly everywhere — water, soil, and the air. While many creative strategies have been attempted to get rid of these plastic bits, one unexpectedly effective solution for cleaning up drinking water, specifically, might be as simple as brewing a cup of tea or coffee. As...
Molecules that are induced by light to rotate bulky groups around central bonds when exposed to light could lead to the creation of light-activated bioactive systems, molecular switches, among other applications. Researchers at Hokkaido University, led by Assistant Professor Akira Katsuyama and Prof...
Sustainable Chemistry Achieved: Scientists Develop Organic Framework Material That Mimics Photosynthesis
(scitechdaily.com)
Scientists at the National University of Singapore (NUS) have created a microporous covalent organic framework with dense donor–acceptor lattices and engineered linkages for the efficient and clean production of hydrogen peroxide (H2O2) through the photosynthesis process with water and air. Traditio...
The Dawn of Green Chemistry: Researchers Unveil Tenfold Increase in Reaction Efficiency
(scitechdaily.com)
Anyone who wants to produce medication, plastics or fertilizer using conventional methods needs heat for chemical reactions – but not so with photochemistry, where light provides the energy. The process to achieve the desired product also often takes fewer intermediate steps. Researchers from the Un...
Mixology Science: Using Chemistry and a 300-Year-Old Technique To Reinvent a Drink [Video]
(scitechdaily.com)
Milk washing, a centuries-old technique, improves the flavor and texture of drinks. Adding milk to an alcoholic drink and then curdling that milk is a 300-year-old preservation technique that was used by none other than Ben Franklin. Join George as he discovers the chemistry that makes this techniqu...
Mars Express marks 25,000 orbits with a new image of Mars, showcasing volcanoes and the moon Phobos, highlighting the mission’s ongoing contributions to Martian science. ESA’s Mars Express recently looped around Mars for the 25,000th time – and the orbiter has captured yet another spectacular ...