Chemistry
Stardust machine shows presence of carbon nanograins, molecular compounds but few aromatics  PHYS.ORG · 20 minutes
A team of researchers affiliated with several institutions in Spain and one in France has built what they call their Stardust machine—a device that... more
Molecular structure predicted by early Nobel Laureate found after a century  PHYS.ORG · 20 minutes
In the journal Nature published overnight, researchers from Imperial College, London have reported a transition metal complex with a geometric arrangement of atoms that was predicted... more
New palladium-based initiating systems for C1 polymerization of diazoacetates  PHYS.ORG · 56 minutes
A research team in Ehime University found that new initiating systems consisting of palladium, naphthoquinone, and borate exhibited unique activities for C1 polymerization of diazoacetates, affording high molecular weight poly(alkoxycarbonylmethylene)s... more
Chemical 'vaccine' helps plants repel pathogens  PHYS.ORG · 2 hours
When plants come under attack from invading bacteria, viruses or fungi, they mount a two-pronged response, producing both offensive chemicals to kill invaders and defensive chemicals to prevent infestations from spreading. more
Machine-learning analysis of X-ray data picks out key catalytic properties  PHYS.ORG · 5 hours
Scientists seeking to design new catalysts to convert carbon dioxide (CO2) to methane have used a novel artificial intelligence (AI) approach to identify key catalytic properties. By using... more
Machine-learning analysis of X-ray data picks out key catalytic properties  SCIENCE DAILY · 15 hours
Scientists seeking to design new catalysts to convert carbon dioxide (CO2) to methane have used a novel artificial intelligence (AI) approach to identify key catalytic properties. By using... more
Aggressive form of breast cancer influenced by dual action of genes and RNA  SCIENCE DAILY · 19 hours
Women with an aggressive, less-common type of breast cancer, known as triple-negative, versus a more common form of the disease, could be... more
Biological material boosts perovskite solar cell performance  nanowerk · 20 hours
Next-generation solar cells that mimic photosynthesis with biological material may give new meaning to the term 'green technology'. Adding the protein bacteriorhodopsin to perovskite solar cells boosted the efficiency of the devices in a... more
USC study shows how tumor cells circulating in the blood target distant organs  NEWS MEDICAL · 21 hours
Most cancers kill because tumor cells spread beyond the primary site to invade other organs. Now, a USC study of brain-invading breast... more
Fullerene compounds can effectively kill non-small-cell lung carcinoma cells  NEWS MEDICAL · 21 hours
The team of scientists from Skoltech Center for Energy Science and Technology, the Institute for Problems of Chemical Physics of Russian Academy of Sciences and National Taiwan University have discovered... more
Biological material boosts solar cell performance  SCIENCE DAILY · 21 hours
Next-generation solar cells that mimic photosynthesis with biological material may give new meaning to the term 'green technology.' Adding the protein bacteriorhodopsin (bR) to perovskite solar cells boosted the efficiency of the devices in a series... more
Study reveals dry season increase in photosynthesis in Amazon rain forest  PHYS.ORG · 22 hours
A University of Oklahoma-led study demonstrated the potential of the TROPOspheric Monitoring Instrument on board the Copernicus Sentinel-5 Precursor satellite to measure and track chlorophyll fluorescence... more
Scientists discover mechanisms that protect tapeworms from being digested by their host  PHYS.ORG · 22 hours
A team of scientists from Tyumen together with colleagues found and described previously unknown tapeworm proteins that suppress the activity of trypsin and efficiently... more
A blood factor involved in weight loss and aging  SCIENCE DAILY · 22 hours
Aging can be delayed through lifestyle changes (physical exercise, restricting calorie intake, etc.). Researchers have elucidated the properties of a molecule in the blood - GDF11 - whose mechanisms were... more
Taste neurons could be controlling feeding behaviour find researchers  NEWS MEDICAL · 22 hours
Researchers from the University of California, Riverside used a common fruit fly (Drosophila melanogaster) to find the association between taste neurons and control of feeding behaviours. They noted that if... more
Exposure to environmental PCBs impairs brain function in mice  SCIENCE DAILY · 22 hours
Human-made toxic chemicals that linger indefinitely in the environment disrupt the performance of critical helper cells in the mouse brain, leading to impaired function over long-term exposures. more
Long-term exposure to toxic chemicals in the environment impairs brain function in mice  NEWS MEDICAL · 23 hours
Human-made toxic chemicals that linger indefinitely in the environment disrupt the performance of critical helper cells in the mouse brain, leading to... more
Dry season increase in photosynthesis in Amazon rain forest  SCIENCE DAILY · 23 hours
A new study demonstrated the potential of the TROPOspheric Monitoring Instrument on board the Copernicus Sentinel-5 Precursor satellite to measure and track chlorophyll fluorescence and photosynthesis of tropical forests in the... more
New flame retardants, old problems  SCIENCE DAILY · 23 hours
New flame retardants escaping from our TVs, other electrical and electronic products, and children's car seats are just as toxic as the flame retardants they're intended to replace, according to a new study. The authors found that the... more
Thailand bans use of paraquat and other toxic farm chemicals  PHYS.ORG · 24 hours
Thailand's government agreed Tuesday to ban the use of three farming chemicals widely regarded as dangerous to human health. more
Dual action of genes and RNA influences aggressive triple-negative breast cancer  NEWS MEDICAL · 1 day
Women with an aggressive, less-common type of breast cancer, known as triple-negative, versus a more common form of the disease, could be differentiated from each other... more
New thermodynamic framework for cells  PHYS.ORG · 1 day
Physicists at the University of Luxembourg have developed theoretical tools to analyze and optimize chemical engines ranging from simple chemical reaction networks to complex metabolic pathways. more
Scientists discover new process shaping red blood cell development  PHYS.ORG · 1 day
Red blood cells give us life. They ferry oxygen throughout our bodies. Breakdowns in red blood cell development can be life-threatening, but scientists still have much to learn about the... more
Pinpointing biomolecules with nanometer accuracy  PHYS.ORG · 1 day
It would be impossible to understand life without having a firm grasp on the microscopic interactions between molecules that occur in and around cells. Microscopes are and have been an invaluable tool for researchers in this regard, and... more
Biological material boosts solar cell performance  PHYS.ORG · 1 day
Next-generation solar cells that mimic photosynthesis with biological material may give new meaning to the term "green technology." Adding the protein bacteriorhodopsin (bR) to perovskite solar cells boosted the efficiency of the devices in a series... more
Thailand bans use of paraquat and other toxic farm chemicals  ABC NEWS · 1 day
Thailand's government has agreed to ban the use of three farming chemicals widely regarded as dangerous to human health more
Extreme biomimetics – the search for natural sources of materials engineering inspiration  PHYS.ORG · 1 day
Biologically inspired engineering to produce biomimetic materials and scaffolds typically occurs at the micro- or nanoscale. In a new study on Science Advances, Iaroslav... more
New flame retardants, old problems  PHYS.ORG · 1 day
New flame retardants escaping from our TVs, other electrical and electronic products, and children's car seats are just as toxic as the flame retardants they're intended to replace, according to a peer-reviewed study published today in Environmental Science... more
Medical News Today: Douching linked to dangerous chemicals in blood  MNT · 2 days
Emerging evidence links vaginal douches with higher blood concentrations of potentially harmful chemicals, which may contribute to adverse health effects. more
Columbia researchers capture new detailed images of a temperature-sensing molecule  NEWS MEDICAL · 2 days
Columbia University researchers have captured new detailed images of a temperature-sensing molecule in its open, intermediate, and closed states. more
Cantabio, LIH jointly investigate DJ-1 targeting compounds in immune associated diseases  NEWS MEDICAL · 2 days
DJ-1 is well known as an important target for the treatment of a number of diseases such as Parkinson's disease. Cantabio has been developing novel small... more
Researchers identify new mechanism by which cancer cells become resistant to ferroptosis  NEWS MEDICAL · 2 days
An international team of researchers has found a different way cancer becomes resistant to chemotherapy, suggesting a new target for drugs. more
New method may offer effective treatment for pancreatic cancer with fewer side effects  NEWS MEDICAL · 2 days
Pancreatic cancer is one of the leading causes of cancer-related deaths worldwide. Patients with pancreatic cancer often receive chemotherapy or radiation therapy,... more
Uncovering the principles behind RNA folding  PHYS.ORG · 2 days
A Northwestern Engineering research team led by Professor Julius Lucks has uncovered a new understanding of how RNA molecules act as cellular 'biosensors' to monitor and respond to changes in the environment by controlling gene expression.... more
Uncovering the principles behind RNA folding  SCIENCE DAILY · 2 days
Using high-throughput next-generation sequencing technology, a researcher found similarities in the folding tendencies among a family of RNA molecules called riboswitches, which play a pivotal role in gene expression. more
Listening in to how proteins talk and learning their language  PHYS.ORG · 2 days
Synthetic biologists have taken evolution of proteins into their own hands by changing some that occur in nature or even by synthesizing them from scratch. Such engineered proteins... more
How the mouse X and Y chromosomes compete with each other to control offspring  PHYS.ORG · 2 days
The molecular function of genes in mice has a major influence on the sex of their offspring, according to a... more
New CRISPR genome editing system offers a wide range of versatility in human cells  PHYS.ORG · 2 days
A team from the Broad Institute of MIT and Harvard has developed a new CRISPR genome-editing approach by combining two... more
New CRISPR genome editing system offers a wide range of versatility in human cells  SCIENCE DAILY · 2 days
A team has developed a new CRISPR genome-editing approach by combining two of the most important proteins in molecular biology... more
Physicists Create Unexpected New Form of Plutonium  SCI-NEWS.COM · 2 days
Physicists using the European Synchrotron Radiation Facility have created a new compound of plutonium (Pu) with an unexpected, pentavalent oxidation state —... more
Images offer most detailed glimpse yet into how skin senses temperature  PHYS.ORG · 2 days
Columbia University researchers have captured new detailed images of a temperature-sensing molecule in its open, intermediate, and closed states. The findings will help us understand the... more
Waste plastic converted into filtration membranes  PHYS.ORG · 2 days
In a world that seems to be drowning in plastic bottles, recycling this waste into useful materials would help to reduce its environmental impact. KAUST researchers have now invented a way to turn plastic bottles into... more
Breaking the stroma barrier: Study shows a new way to hit cancer with radiation  SCIENCE DAILY · 2 days
Chemotherapy and radiation therapy are commonly used to treat cancer, but are not always effective and can have toxic side... more
Atomic images reveal unusually many neighbors for some oxygen atoms  SCIENCE DAILY · 2 days
The identification of new chemical bonds is crucial for the design of new material structures. A team has found unexpected new configurations of oxygen and nitrogen in graphene. more
New study could revolutionize the way we recycle  PHYS.ORG · 2 days
Researchers from the University of Surrey together with colleagues from Germany, Spain and France are set to start work on a novel technique to tackle plastic waste, potentially revolutionizing the way we... more
New knowledge of the muscular system important for future treatment of diseases  PHYS.ORG · 2 days
When a muscle is activated, it is the proteins myosin and actin that go to work. Myosin molecules take hold of actin molecules and... more
Schools of molecular 'fish' could improve display screens  PHYS.ORG · 2 days
Take a dive into what may be the world's smallest coral reef. Scientists at the University of Colorado Boulder are using a type of material called liquid crystals to create incredibly small,... more
Schools of molecular 'fish' could improve display screens  nanowerk · 2 days
Take a dive into what may be the world's smallest coral reef. Scientists are using a type of material called liquid crystals to create incredibly small, swirling schools of 'fish'. more
Astronomers investigate IRAS 09002-473 cluster, find hundreds of probable member stars  PHYS.ORG · 2 days
Using NASA's Chandra X-ray Observatory, astronomers from Pennsylvania State University (PSU) and the California Institute of Technology (Caltech) have investigated IRAS 09002-473, an embedded cluster of... more
Schools of molecular 'fish' could improve display screens  SCIENCE DAILY · 2 days
Researchers are using a type of material called liquid crystals to create incredibly small, swirling schools of 'fish.' more
Enabling selective carbon-carbon bond formation at the inherently inert position of enol silyl ethers  PHYS.ORG · 2 days
Nagoya University researchers have discovered a new way to modify reactants that have been widely studied and utilized for over... more
Atomic images reveal many neighbors for some oxygen atoms  PHYS.ORG · 2 days
The identification of new chemical bonds is crucial for the design of new material structures. A team led by Jani Kotakoski at the University of Vienna and Jannik Meyer at... more
'Flamenco dancing' molecule could lead to better-protecting sunscreen  SCIENCE DAILY · 4 days
A molecule that protects plants from overexposure to harmful sunlight thanks to its flamenco-style twist could form the basis for a new longer-lasting sunscreen, chemists have found. more
Transforming sulphur dioxide from harmful to useful  PHYS.ORG · 4 days
Scientists have created molecular cages within a polymer to trap harmful sulphur dioxide pollution in order to transform it into useful compounds and reduce waste and emissions. more
Creatine serves as a molecular battery to power killer T cells' fight against cancer  NEWS MEDICAL · 5 days
Creatine, the organic acid that is popularly taken as a supplement by athletes and bodybuilders, serves as a molecular battery... more
'Flamenco-style' dancing molecule could form the basis for new longer-lasting sunscreen  NEWS MEDICAL · 5 days
A molecule that protects plants from overexposure to harmful sunlight thanks to its flamenco-style twist could form the basis for a new longer-lasting sunscreen, chemists at... more
Researchers identify compound effective in killing chemotherapy-resistant cancer cells  NEWS MEDICAL · 5 days
A compound effective in killing chemotherapy-resistant glioblastoma-initiating cells has been identified, raising hopes of producing drugs capable of eradicating refractory tumors with low toxicity. more
Training of quantum circuits on a hybrid quantum computer  Science Magazine · 5 days
Generative modeling is a flavor of machine learning with applications ranging from computer vision to chemical design. It is expected to be one of the techniques most suited to take... more
All plastic waste could become new, high-quality plastic through advanced steam cracking  PHYS.ORG · 5 days
A research group at Chalmers University of Technology, Sweden, has developed an efficient process for breaking down any plastic waste to a molecular level.... more
What's Behind The Research Funding Gap For Black Scientists?  NPR · 5 days
Black scientists more often seek grants for community health studies, but molecular-level research proposals win more funding. More diversity throughout the process could help close the gap, says NIH. more
Flexible, wearable supercapacitors based on porous nanocarbon nanocomposites  SCIENCE DAILY · 5 days
Evening gowns with interwoven LEDs may look extravagant, but the light sources need a constant power supply from devices that are as well wearable, durable, and lightweight. Chinese scientists have manufactured fibrous... more
New stable form of plutonium discovered  PHYS.ORG · 5 days
An international team of scientists, led by the Helmholtz Zentrum Dresden-Rossendorf (HZDR), have found a new compound of plutonium with an unexpected, pentavalent oxidation state, using the ESRF, the European Synchrotron, Grenoble, France. This new phase... more
Flexible, wearable supercapacitors based on porous nanocarbon nanocomposites  PHYS.ORG · 5 days
Evening gowns with interwoven LEDs may look extravagant, but the light sources need a constant power supply from devices that are as well wearable, durable, and lightweight. Chinese scientists have manufactured fibrous... more
All plastic waste could become new, high-quality plastic through advanced steam cracking  SCIENCE DAILY · 5 days
A research group has developed an efficient process for breaking down any plastic waste to a molecular level. The resulting gases can then be... more
A new stable form of plutonium discovered  SCIENCE DAILY · 5 days
Scientists have found a new compound of plutonium with an unexpected, pentavalent oxidation state. This new phase of plutonium is solid and stable, and may be a transient phase in radioactive waste repositories. more
All plastic waste could become new, high-quality plastic through advanced steam cracking  nanowerk · 5 days
A research group has developed an efficient process for breaking down any plastic waste to a molecular level. The resulting gases can then be... more
Evolution tells us we might be the only intelligent life in the universe  PHYS.ORG · 5 days
Are we alone in the universe? It comes down to whether intelligence is a probable outcome of natural selection, or an improbable... more
A compound effective to chemotherapy-resistant cancer cells identified  SCIENCE DAILY · 5 days
A compound effective in killing chemotherapy-resistant glioblastoma-initiating cells (GICs) has been identified, raising hopes of producing drugs capable of eradicating refractory tumors with low toxicity. more
Origin and chemical makeup of Saturn's Moon Titan's dunes  SCIENCE DAILY · 5 days
Astronomers exposed acetylene ice -- a chemical that is used on Earth in welding torches and exists at Titan's equatorial regions -- at low temperatures to proxies of high-energy galactic... more
Research could open a promising new path to control schistosomiasis  NEWS MEDICAL · 5 days
Scientists have isolated a natural chemical that acts as a potent kryptonite against parasitic worms that burrow through human skin and cause devastating health problems. more
A new approach to reconstructing protein evolution  PHYS.ORG · 5 days
There are an estimated 20,000 to 30,000 proteins at work in cells, where they carry out numerable functions, says computational molecular biologist Roman Sloutsky at the University of Massachusetts Amherst. "One of the central... more
Researchers uncover novel molecular clues for tumor aggression in neurofibromatosis type 1  NEWS MEDICAL · 5 days
Researchers at the Johns Hopkins Kimmel Cancer Center report that their study of tumor samples from people with the rare genetic syndrome neurofibromatosis type... more
Scientists recalculate the optimum binding energy for heterogeneous catalysis  PHYS.ORG · 6 days
Determining the optimal binding energies for heterogeneous chemical reactions—usually meaning that the reactant is in the gas or liquid phase while the catalyst is a solid—is critical for many aspects... more
Yale scientists build powerful genomic research platform to study cervical cancer  NEWS MEDICAL · 6 days
Yale Cancer Center scientists have built a powerful genomic research platform to study cervical cancer, a disease that often is untreatable if it progresses after surgery... more
Research could lead to new ways to fight against schistosomiasis  NEWS MEDICAL · 6 days
Scientists at the Morgridge Institute for Research have isolated a natural chemical that acts as a potent kryptonite against schistosomes, the parasitic worms that burrow through human skin... more
A simpler way to make some medicines  SCIENCE DAILY · 6 days
Organic chemists have figured out how to synthesize the most common molecule arrangement in medicine, a scientific discovery that could change the way a number of drugs -- including one most commonly used to... more
Scientists unravel how left-right information is integrated to correct organ positioning  NEWS MEDICAL · 6 days
Scientists from the Instituto de Neurociencias CSIC-UMH in Alicante, Spain, under the supervision of Professor Angela Nieto, have discovered the molecular mechanism that ensures the right... more
Common bug repellent may chemically 'cloak' humans from malaria-carrying mosquitos  NEWS MEDICAL · 6 days
Since its invention during the Second World War for soldiers stationed in countries where malaria transmission rates were high, researchers have worked to pinpoint precisely how DEET actually... more
Chemists find new way to synthesize most common molecule arrangement in medicine  NEWS MEDICAL · 6 days
Organic chemists at The Ohio State University have figured out how to synthesize the most common molecule arrangement in medicine, a scientific discovery that... more
Chemists find new way of creating the building blocks of many drugs  PHYS.ORG · 6 days
Organic chemists at The Ohio State University have figured out how to synthesize the most common molecule arrangement in medicine, a scientific discovery that... more
Scientists unwind mystery behind DNA replication  PHYS.ORG · 6 days
The molecules of life are twisted. But how those familiar strands in DNA's double helix manage to replicate without being tangled up has been hard to decipher. A new perspective from Cornell physicists is helping unravel... more
Parasite paralysis: A new way to fight schistosomiasis?  SCIENCE DAILY · 6 days
Scientists have isolated a natural chemical that acts as a potent kryptonite against parasitic worms that burrow through human skin and cause devastating health problems. Researchers now describe the successful characterization of... more
Spatiotemporal expansion of primary progenitor zones in the developing human cerebellum  Science Magazine · 6 days
We present histological and molecular analyses of the developing human cerebellum from 30 days after conception to 9 months after birth. Differences in developmental patterns between... more
Light-driven deracemization enabled by excited-state electron transfer  Science Magazine · 6 days
Deracemization is an attractive strategy for asymmetric synthesis, but intrinsic energetic challenges have limited its development. Here, we report a deracemization method in which amine derivatives undergo spontaneous optical enrichment upon exposure to visible... more
Scientists unwind mystery behind DNA replication  SCIENCE DAILY · 6 days
The molecules of life are twisted. But how those familiar strands in DNA's double helix manage to replicate without being tangled up has been hard to decipher. A new perspective from physicists is helping unravel the... more
Fingerprints of Earth's original building blocks discovered in diamond-bearing rocks  SCIENCE DAILY · 6 days
Scientists have detected primordial chemical signatures preserved within modern kimberlites, according to new research. The results provide critical insight for understanding the formation of Earth. more
Deet gives humans an 'invisibilty cloak' to fend off mosquito bites  PHYS.ORG · 6 days
Since its invention during the Second World War for soldiers stationed in countries where malaria transmission rates were high, researchers have worked to pinpoint precisely how... more
Breaking water molecules apart to generate clean fuel: Investigating a promising material  PHYS.ORG · 6 days
In line with the increasing global concerns about the state of our planet, perfecting the technology for alternative energy generation has become a hot... more
Efficient synthesis of ginkgo compound could lead to new drugs, 'green' insecticides  PHYS.ORG · 6 days
Chemists at Scripps Research have invented an efficient method for making a synthetic version of the plant compound bilobalide, which is naturally produced by... more
Controlling ion recognition in reactive host-guest systems  PHYS.ORG · 6 days
Sometimes a molecule can only undergo a particular chemical reaction if it forms a so-called host-guest complex together with another molecule—the two molecules are then bound together not by covalent bonds but by intermolecular... more
Researchers discover how left-right information is integrated to correct organ positioning  PHYS.ORG · 6 days
Scientists from the Instituto de Neurociencias CSIC-UMH in Alicante, Spain, under the supervision of Professor Angela Nieto, have discovered the molecular mechanism that ensures equilibrium in... more
Breaking water molecules apart to generate clean fuel: Investigating a promising material  SCIENCE DAILY · 6 days
Scientists investigated a material that uses sunlight for splitting water molecules (H2O) to obtain dihydrogen (H2). Since dihydrogen can be used as clean fuel,... more
Efficient synthesis of ginkgo compound could lead to new drugs, 'green' insecticides  SCIENCE DAILY · 6 days
Chemists have invented an efficient method for making a synthetic version of the plant compound bilobalide, which is naturally produced by gingko trees. It's... more
Photosynthesis Olympics: Can the best wheat varieties be even better?  SCIENCE DAILY · 6 days
Scientists have put elite wheat varieties through a sort of 'Photosynthesis Olympics' to find which varieties have the best performing photosynthesis. This could ultimately help grain growers to... more
Reducing open-circuit voltage loss in organic solar cells  PHYS.ORG · 6 days
Researchers at Institute for Molecular Science in Japan report that organic solar cells (OSCs) with high mobility and highly crystalline donor (D) and acceptor (A) materials were able to reduce an open-circuit... more
Photosynthesis Olympics: Can the best wheat varieties be even better?  PHYS.ORG · 6 days
Scientists have put elite wheat varieties through a sort of "Photosynthesis Olympics" to find which varieties have the best performing photosynthesis. This could ultimately help grain growers to... more
Study reveals how collapse of protein processes is driver of aging and death  PHYS.ORG · 6 days
Cells undergo natural aging and death, processes that impact a multitude of cellular factors. A new Stony Brook University-led study, to be... more
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