Researchers at the Institute of Physical Chemistry found that molecular motors generate only 3.5•10^-28 joule per rotation, a value ten million times lower than thermal motion energy. Despite low individual power, collective rotations can achieve higher energies, making it possible for these molecules to find practical applications.
Miao Yu, a chemistry graduate student at University of Chicago, has received an International Predoctoral Student Research Fellowship from the Howard Hughes Medical Institute. She will receive $43,000 annually for up to three years to support her research on DNA modifications.
Researchers from the Institute of Physical Chemistry of the Polish Academy of Sciences have developed a microfluidic system that can merge, transport and split microdroplets, allowing for the simultaneous cultivation of hundreds of different bacteria cultures. This breakthrough could speed up research on antibiotic resistance by reduci...
Researchers at the University of Texas at Austin have discovered a new chemical reaction that can create phenolic compounds from aromatic hydrocarbons quickly and cheaply. This process resolves a long-standing challenge in organic chemistry, enabling the mass production of essential compounds such as pharmaceuticals and agricultural ch...
Three commonly used pesticides were found to be toxic to honeybees, even at sublethal doses. These pesticides modulated key enzymes that regulate physiological processes, affecting cognitive capacities and immune responses in bees.
The 2013 Reaxys Ph.D. Prize recognizes three young chemists for their groundbreaking research, which was selected from a record 581 submissions. The winners will present their work at the Reaxys Inspiring Chemistry Conference in Grindelwald, Switzerland.
ACS honors Stephen J. Lippard, Ph.D. for his groundbreaking work in inorganic chemistry, paving the way for improvements in human health and cancer treatment.
Two prominent scientists, Dr. Martin D. Burke and Dr. Harry Gray, will deliver Kavli lectures on innovative medicine and energy solutions at the American Chemical Society meeting. Their talks focus on replacing missing proteins to cure diseases and harnessing artificial photosynthesis for sustainable energy production.
Scientists have discovered a stable version of a 'trophy molecule' and found its bonding properties to be surprisingly similar to those of chromium, molybdenum, and tungsten. This finding could aid in the extraction and separation of radioactive material from nuclear waste.
A recent IRB study published in Chemistry and Biology has identified 1,162 side effects caused by drugs, with molecular descriptions for 446 cases explained solely by biology and 68 by chemistry. The research provides a list of
Researchers at the University of Toronto have recorded atomic motions in real time, revealing a glimpse into the essence of chemistry and biology. The breakthrough, described in a study published in Nature, uses ultra-bright electron sources to capture atomic motions with unprecedented clarity.
Researchers have found that Yak-a-mein soup, a traditional Korean dish, contains ingredients like cysteine and salts that can help alleviate hangover symptoms. The soup's nutrients can also aid in replenishing lost sodium, potassium, and other essential minerals.
The 'Chemistry of the Bar' symposium delves into the scientific secrets of popular cocktails, including the Hurricane's key ingredients, their chemical compositions and sensory evaluations. The study highlights the importance of ingredient freshness and notes that using premium rum may not improve the taste.
Peter J. Stang has pioneered supramolecular chemistry, which could be used in drug delivery and oil refining. He is the first to receive the ACS Priestley Medal for his contributions to organic chemistry.
Top scientists from $3.5 trillion enterprise will share advice on challenges and solutions for thriving in the global economy. The symposium focuses on market-driven innovation, collaboration, and new methods to address pressing issues like feeding the world and reducing dependence on fossil fuels.
Harold McGee's presentation explores the partnership between cooks and chemists in modernist cooking, producing innovative flavors and textures. The symposium also highlights Shirley O. Corriher's work in communicating chemistry to the public through her books and dynamic presentations.
Research from Nobel laureates presented at the American Chemical Society meeting includes advances in green chemistry and understanding of molecular structures. The work has significant implications for industries such as medicine and energy production.
A thermodynamic theory of osmosis was published in 1897, but its explanation has not been fully adopted by chemistry and biology. Key findings include the misconception that osmosis only applies to liquids, and the need for an attractive force to drive the process.
Researchers developed an inexpensive and green procedure for catalytic acetylation of phenols and alcohols using Amberlyst-15. The catalyst exhibits excellent potential for sustainability, allowing mild and selective transformations under heterogeneous conditions.
Lindsey Michelle Brier, a University of Houston math sciences major, has been awarded the prestigious Goldwater Scholarship for her research in pharmaceutical chemistry. She plans to pursue a Ph.D. in medicinal chemistry and teach at the university level.
The journal uses analytical chemistry, imaging, and mathematical modeling to analyze culturally important objects and buildings. The first papers in the inaugural issue discuss the analysis of a lost statue, ancient amber objects, and medieval coins.
Researchers at Scripps Research Institute developed a cutting-edge technology to screen human blood for disease markers. The 'antigen surrogate' method accurately identified biomarkers for neuromyelitis optica, a rare autoimmune disorder, in a recent study published in Chemistry & Biology.
Scientists create artificial DNA catalysts that can modify amino acids in proteins, altering their function. This breakthrough could lead to new tools for studying protein modifications and developing practical applications.
At NASA's Goddard Space Flight Center, researchers create ultrathin layers of amorphous ice to replicate extreme chemistry found in space. They find that water helps amino acids last longer when exposed to cosmic radiation, producing new chemical byproducts.
Daugulis develops new reaction methodology to transform C-H bonds into new compounds with higher yields and fewer steps. His work has advanced synthetic organic methodology and may lead to applications in drug preparation and polymer industry.
This article from ACS' Journal of Chemical Education explores the real chemistry behind famous opera plots, including poisonous snake bites and deadly venoms. The author highlights several examples of operatic themes involving chemistry that can be used as a teaching tool for students and the general public.
A team of atmosphere chemists has created a method to analyze ancient sulfur isotopes in ice cores, allowing for precise determination of the impact of volcanic eruptions on global climate. This breakthrough resolves debates over historical episodes of cooling and provides new insights into past climate events.
JoVE's new Chemistry section publishes a novel experimental approach to study antifreeze proteins, showcasing the potential for these proteins in cryopreservation and tissue preservation. By visualizing dynamic processes, JoVE aims to facilitate reproducible chemistry research.
A new mobile app, Green Solvents, has been developed to foster the use of environmentally friendly principles of green chemistry in pharmaceutical processes. The app provides a guide for solvents, reducing waste generation by up to 100 times, and is available on Apple and Android devices.
Researchers have made significant progress in producing hydrogen fuel from water using enzymes inspired by bacteria. Their artificial catalyst is stable and efficient, making it a cost-effective way to produce hydrogen.
A new rigid polymer sieve selectively separates gas molecules based on their sizes, allowing for highly permeable and selective gas separations. This breakthrough could lead to cheaper and more energy-efficient gas separation methods.
Physicists at JILA have successfully cooled a gas of hydroxyl radicals to extremely low temperatures using evaporative cooling. The process enables precise control over molecular energies and interactions, paving the way for advances in ultracold chemistry and quantum simulators.
Kevin Schug, a UT Arlington associate professor, will be recognized for his outstanding contributions to analytical chemistry with the American Chemical Society Division of Analytical Chemistry Award for Young Investigators in Separation Science. His work focuses on developing increased throughput mass spectrometry methods and ultra-tr...
The National Science Foundation grant will support the teachHOUSTON program, which recruits and prepares physics and chemistry teachers for urban schools. The five-year grant aims to increase the number of qualified STEM teachers in Houston's school districts.
Curiosity rover analyzed its first solid sample of Mars using the Sample Analysis at Mars (SAM) instrument suite. The analysis included separating molecules, identifying chemicals, and detecting volatiles and isotopes to search for signs of life.
Scientists have studied a milling reaction in real time using highly penetrating X-rays, observing the transformation of simple ingredients into complex products. This breakthrough enables optimization of industrial processes, reducing solvent use and energy consumption.
The new textbook on thermodynamics provides a clear structure and mathematical foundations, making it easier for students to understand the subject. It combines mathematical exactness with intuitive approaches, useful for chemists, biologists, and engineers.
The university will provide fellowships to six graduate students in chemistry, three in bioengineering, and three in electrical engineering. The programs aim to increase diversity among Ph.D. students and promote underrepresented populations.
A Wayne State University researcher has developed a new method for analyzing brain chemicals using carbon fiber microelectrodes. The technique, which meets four key criteria of size, speed, selectivity and sensitivity, enables researchers to measure serotonin levels in mice with antidepressants within five minutes.
The chemistry building at Brookhaven National Laboratory has been designated an Historic Chemical Landmark in recognition of the development of 18FDG, a radiotracer that revolutionized brain imaging and cancer diagnosis worldwide. Over 1.5 million 18FDG PET scans are performed annually.
Researchers will analyze water chemistry and pipe materials under controlled conditions to determine the effects of pipe material, water flow, and chemistry on building plumbing microbiomes. The study aims to improve public health by identifying factors that control microbe growth in water systems.
Researchers confirm experimentally that quantum effects allow chemical reactions to proceed rapidly, even at low energies. By merging beams of particles, they achieved a collision temperature of just 0.01 K and observed dramatic changes in reaction rates, revealing the power of quantum phenomena in cold chemistry.
The Maillard reaction, discovered by Louis-Camille Maillard in 1912, is a fundamental reaction in culinary chemistry that produces delicious flavors and colors. The reaction also has a dark side, producing potential carcinogens in certain foods.
The Emory Center for Selective C-H Functionalization aims to break new ground in organic synthesis, making it faster, simpler, and greener. The center's research is poised to help C-H functionalization enter the mainstream of organic chemistry.
Researchers at UGA have made a major medical breakthrough by discovering how an oxygen-sensing bacterial protein senses oxygen through reversible structural changes in an iron-sulfur cluster. This mechanism could ultimately lead to a better understanding of the aging process and new treatments for human diseases.
A new study found that changes in lake water chemistry, caused by acid rain and logging, are leaving small water organisms like plankton without adequate armor, making them easy prey for predators. The researchers warn that this could have significant consequences for the entire ecosystem.
The London 2012 Olympics anti-doping center will be converted into a national phenome center, measuring the chemistry of individuals to better understand disease causes and develop new treatment methods. This project aims to create publicly and privately funded labs combining analytical science, epidemiology, and clinical expertise.
The Teva Pharmaceuticals Scholars have made significant breakthroughs in the fight against cancer and hepatitis. Researchers presented new findings on anti-cancer drugs made from antibiotics and a potential new treatment for hepatitis C. Additionally, advancements were shown in delivering drugs to the body through innovative approaches.
The American Chemical Society is honoring the 25th anniversary of National Chemistry Week with a symposium. The event aims to promote awareness of chemistry's value in everyday life through hands-on science events and demonstrations. The week-long celebration will feature presentations by prominent chemists, including ACS President Bas...
The ACS symposium highlights the critical role of forensic chemistry in protecting the innocent, featuring exonerated individuals and experts who used DNA testing to prove their innocence. The event also emphasizes the need for reforming the criminal justice system to prevent future injustice.
Renowned author and speaker Shirley O. Corriher has been selected as recipient of the 2013 James T. Grady-James H. Stack Award for Interpreting Chemistry for the Public, recognizing her work in bringing home the power and pleasure of chemistry through popular books and dynamic presentations.
Researchers have created a new code in organic chemistry, inspired by genetic principles, allowing for the construction of more complex molecular architectures. The code enables chemists to generate two-dimensional maps and then create three-dimensional systems with high reliability.
Scientists from Merck, Novartis, and Arkema develop breakthroughs in chronic hepatitis C treatment and leukemia therapy. They also create technology to improve solar heat gain control. These innovations have a significant impact on human lives and the environment.
Nobel laureates including Robert H. Grubbs and Richard R. Schrock present cutting-edge research on metathesis method and biodegradable polymers, advancing green chemistry and sustainable materials science. The presentations also explore innovative applications for plastics, medicines, and energy.
A new super-resolution microscope will be built at the University of Houston with a $1 million grant, allowing scientists to study the chemical properties of surfaces more accurately. The device combines sum frequency generation and compressive sensing imaging techniques to provide detailed data on surface reactions.
University of Warwick scientists have discovered a way to replace up to 50% of chocolate's fat content with fruit juice without compromising its texture or taste. The new method, known as Pickering emulsion, uses tiny droplets of juice measuring under 30 microns in diameter to create a lower-fat chocolate product.
A new method involves molecularly engineering a model synapse to precisely control GABA receptors, which is crucial in brain chemistry. Understanding how these receptors work can lead to creating safer drugs with fewer side effects for disorders like epilepsy and anxiety.
Researchers developed nano-FTIR, combining s-SNOM and FTIR spectroscopy for nanoscale chemical identification and mapping. The technique offers high sensitivity and resolution, making it a unique tool for polymer chemistry, biomedicine, and pharmaceutical industry.
Scientists have discovered a potential cause of Earth's 'icehouse climate' cooling trend, linking it to changes in seawater sulfate content. The study proposes that times of high sulfate concentrations correlate with global cooling, while low concentrations correspond to greenhouse periods.
Peter J. Stang has been awarded the American Chemical Society's Priestley Medal for his pioneering work on supramolecular chemistry, a field that could lead to new drug delivery vehicles and more efficient oil refining. With over 450 papers authored, Stang is a prominent figure in the field of organic chemistry.