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New polymer allows researchers to study how proteins fold, function
PHYS.ORG University of Michigan biophysicists and chemists have created a new polymer that mimics a cell membrane, allowing proteins found within cell membranes to fold and function naturally in... 1 hour
Asynt’s new DrySyn UNO offers unmatched experimental versatility in small footprint
NEWS MEDICAL Asynt announces DrySyn UNO - a versatile new heating block system designed to enable chemists to perform heated and stirred experiments in single flasks and vials. 1 hour
Researchers to study chemical contamination of US waters
PHYS.ORG University of Rhode Island and Harvard University professors are collaborating through a new research center to study chemicals that have contaminated water at sites nationwide. 22 hours
Mercury is altering gene expression
SCIENCE DAILY Mercury causes severe neurological disorders in people who have consumed highly contaminated fish. Whereas we know about the element's extreme toxicity, what happens further down the food chain, all the way down to those microalgae that are the... 22 hours
How Gata4 helps mend a broken heart
SCIENCE DAILY Gata4 alone is able to reduce post-heart attack fibrosis and improve cardiac function in a rat model of heart attack. In rat fibroblasts in the lab, the molecular mechanism involves reduced expression of Snail,... 22 hours
Deep-UV probing method detects electron transfer in photovoltaics
PHYS.ORG Sensitized solar cells consisting of a molecular or solid-state sensitizer that serves to collect light and inject an electron into a substrate that favors their migration are among the most studied photovoltaic... 1 day
Stardust hitches a ride on meteorites more often than previously thought
PHYS.ORG Even tiny dust particles have stories to tell − especially when they come from outer space. Meteorites contain tiny amounts of what is popularly known as... 1 day
X-ray imaging with a significantly enhanced resolution
PHYS.ORG Physicists from Friedrich-Alexander-Universität Erlangen-Nürnberg (FAU) and Deutsches Elektronen-Synchrotron (DESY, Hamburg) have developed a method to improve the quality of X-ray images over conventional methods. The technique, incoherent diffractive imaging (IDI), could image individual atoms... 1 day
Researchers hint at experimental molecular treatment for heart failure
NEWS MEDICAL Researchers report encouraging preclinical results as they pursue elusive therapeutic strategies to repair scarred and poorly functioning heart tissues after cardiac injury – describing an experimental molecular treatment for heart... 1 day
Dementia and low brain serotonin may be linked: Study finds
NEWS MEDICAL Johns Hopkins researchers looked into the brain scans of persons with mild loss of thought and memory and have found that they have significantly low levels of serotonin... 1 day
Cancer detection with sugar molecules
SCIENCE DAILY Scientists have synthesized a complex sugar molecule which specifically binds to the tumor protein Galectin-1. This could help to recognize tumors at an early stage and to combat them in a targeted manner. 2 days
Seeing a virus in action
SCIENCE DAILY Imaging the movement of a virus demonstrates that single-particle X- ray scattering has the potential to shed new light on key molecular processes, like viral infection, when paired with powerful new algorithms. 2 days
New way to activate stem cells to make hair grow
SCIENCE DAILY Researchers have discovered a new way to activate the stem cells in the hair follicle to make hair grow. The research may lead to new drugs that could... 2 days
New class of chemical reaction discovered
SCIENCE DAILY A new study has identified the significance of a new class of chemical reactions -- previously ignored -- involving three molecules that each participate in the breaking and forming of chemical bonds. 2 days
Single molecules can work as reproducible transistors -- at room temperature
SCIENCE DAILY Researchers have now reproducibly demonstrated current blockade -- the ability to switch a device from the insulating to the conducting state where charge is added and... 2 days
Ozone treaty taking a bite out of US greenhouse gas emissions
SCIENCE DAILY The Montreal Protocol, the international treaty adopted to restore Earth's protective ozone layer in 1989, has significantly reduced emissions of ozone-depleting chemicals from the United States.... 2 days
X-ray imaging with a significantly enhanced resolution
SCIENCE DAILY Physicists have come up with a method that could significantly improve the quality of X-ray images in comparison to conventional methods. Incoherent diffractive imaging (IDI) could help to image individual atoms in nanocrystals or... 2 days
Ozone treaty taking a bite out of US greenhouse gas emissions
PHYS.ORG The Montreal Protocol, the international treaty adopted to restore Earth's protective ozone layer in 1989, has significantly reduced emissions of ozone-depleting chemicals from the United States.... 2 days
Brain scan study adds to evidence that lower brain serotonin levels are linked to dementia
SCIENCE DAILY In a study looking at brain scans of people with mild loss of thought and memory ability, researchers... 2 days
Researchers obtain decacene, the largest acene synthesized ever
SCIENCE DAILY A research collaboration prepared stable decacene precursors by solution chemistry, while physicists used these precursors to prepare decacene on a gold surface under ultra-high vacuum, in order to stabilize this extremely reactive... 2 days
Complex sugar molecules could help in early detection of tumors
NEWS MEDICAL Scientists from the University of Würzburg have synthesized a complex sugar molecule which specifically binds to the tumor protein Galectin-1. This could help to recognize tumors at an... 2 days
Single molecules can work as reproducible transistors—at room temperature
PHYS.ORG August 14, 2017—A major goal in the field of molecular electronics, which aims to use single molecules as electronic components, is to make a device where a quantized, controllable flow... 2 days
Researchers discover new class of chemical reaction
PHYS.ORG August 14, 2017—A new study led by Michael P. Burke, assistant professor of mechanical engineering at Columbia Engineering, has identified the significance of a new class of chemical reactions involving three molecules that each... 2 days
NASA Reignites Program for Nuclear Thermal Rockets
PHYS.ORG In its pursuit of missions that will take us back to the moon, to Mars, and beyond, NASA has been exploring a number of next-generation propulsion concepts. Whereas existing concepts have their advantages –... 2 days
Circular RNA linked to brain function
SCIENCE DAILY Circular RNA is linked to brain function, scientists have shown for the first time. When a RNA molecule called Cdr1as was deleted from the genome of mice, the animals had problems filtering out unnecessary information --... 2 days
Brain scans reveal lower serotonin transporters in people with mild cognitive impairment
NEWS MEDICAL In a study looking at brain scans of people with mild loss of thought and memory ability, Johns Hopkins researchers report evidence of lower levels of... 2 days
Researchers obtain decacene, the largest acene ever synthesised
PHYS.ORG An international collaboration between synthetic chemists and surface scientists unveils a molecule formed by the linear fusion of 10 benzene rings, the longest acene prepared to date. 2 days
Astronomers reveal insights into the nature of a distant ultraviolet-bright star
PHYS.ORG A team of astronomers led by William Dixon of the Space Telescope Science Institute in Baltimore, Maryland, has presented new spectral analysis of the ultraviolet-bright star... 2 days
Ants can adapt their chemical profile over short evolutionary periods, say biologists
NEWS MEDICAL The bodies of ants and other insects are covered with a thin, wax-like layer that protects them from desiccation and enables them to exchange... 2 days
New battery material goes with the flow
SCIENCE DAILY Scientists at the U.S. Department of Energy’s (DOE) Argonne National Laboratory have engineered a new material to be used in redox flow batteries, which are particularly useful for storing electricity for the grid. The... 4 days
Chemical profile of ants adapts rapidly
SCIENCE DAILY Biologists recently established that ants can adapt their hydrocarbon profile quickly during the course of evolution and rapidly adapt to external selection pressures. 4 days
Researchers find specific type of immune cells in patients with excessive antibody production
NEWS MEDICAL The team from Instituto de Medicina Molecular Lisboa, led by Luis Graça, analyzed blood samples from Sjögren syndrome patients, an autoimmune disease that affects... 4 days
Chemist develops new sugar-coated probe to easily detect low pH in living cells
NEWS MEDICAL The human body is engaged in a constant tightrope walk to maintain the right pH, because when our cells' acid-alkaline balance goes... 4 days
New Study Sheds Light on Chemical Make-Up of Ice Giants
SCI-NEWS.COM An international team of planetary researchers from the University of Edinburgh, UK, and Jilin University, China,... 5 days
scientists help predict neptune s chemical make up Scientists Help Predict Neptune’s Chemical Make-Up
ASTRO WATCH Scientists have helped solve the mystery of what lies beneath the surface of Neptune - the most distant planet in our solar system. A... 5 days
In search of multipath interference using large molecules
Science Magazine The superposition principle is fundamental to the quantum description of both light and matter. Recently, a number of experiments have sought to directly test this principle using coherent light, single photons, and... 5 days
A molecular quantum spin network controlled by a single qubit
Science Magazine Scalable quantum technologies require an unprecedented combination of precision and complexity for designing stable structures of well-controllable quantum systems on the nanoscale. It is a challenging task to... 5 days
Massive particles test standard quantum theory
PHYS.ORG In quantum mechanics particles can behave as waves and take many paths through an experiment. It requires only combinations of pairs of paths, rather than three or more, to determine the probability for a particle to... 5 days
Chemical profile of ants adapts rapidly
PHYS.ORG The bodies of ants and other insects are covered with a thin, wax-like layer that protects them from desiccation and enables them to exchange information, in social insects, for instance, to differentiate between enemies and nestmates.... 5 days
Scientists predict Neptune's chemical make-up
PHYS.ORG Scientists have helped solve the mystery of what lies beneath the surface of Neptune – the most distant planet in our solar system. A new study sheds light on the chemical make-up of the planet, which lies around... 5 days
Researchers test Rhode Island water systems for chemicals known as PFASs
PHYS.ORG Researchers from Brown University's Superfund Research Program are partnering with the Rhode Island Department of Heath (RIDOH) to test selected water systems around the state for... 5 days
A new method for the formation of fluorinated molecular rings
PHYS.ORG Dyes, pharmaceuticals, and functional materials are generally based on innovative molecules made by chemists. For their production, several chemical reactions are available, but there are limitations. For example,... 5 days
Portable nanospectrometer for detecting dangerous compounds
PHYS.ORG Guido Verbeck, UNT associate professor of chemistry and biochemistry, patented an algorithm that works with a high-tech tool to detect the location of chemical streams. Now, he's using it in technology that can detect not only... 5 days
Researchers use neural networks for odor recognition
PHYS.ORG Researchers from the HSE Laboratory of Space Research, Technologies, Systems and Processes have applied fast-learning artificial intelligence systems to odour recognition and developed an electronic nose device capable of recognising the olfactory patterns of... 5 days
New version of gene editing technique corrects molecular mistakes in RNA-based diseases
NEWS MEDICAL Until recently, the CRISPR-Cas9 gene editing technique could only be used to manipulate DNA. In a 2016 study, University of California San Diego School... 5 days
Biomaterial delivers both a powerful drug and gene silencers
SCIENCE DAILY Clinicians today have a huge arsenal of drugs at their disposal for treating cancers. But many chemotherapeutic agents pose stubborn challenges: they cause serious side effects, some cancers develop resistance,... 5 days
UAB researchers create small molecule that prevents tooth cavities in preclinical model
NEWS MEDICAL University of Alabama at Birmingham researchers have created a small molecule that prevents or impedes tooth cavities in a preclinical model. 5 days
New technique combines electricity and chemistry to scale up drug manufacturing
NEWS MEDICAL Give your medicine a jolt. By using - electrochemistry - a technique that combines electricity and chemistry, future pharmaceuticals - including many of the top prescribed... 6 days
Small molecule inhibitor prevents or impedes tooth cavities in a preclinical model
SCIENCE DAILY Researchers have created a small molecule that prevents or impedes tooth cavities in a preclinical model. The inhibitor blocks the function of a key... 6 days
A metabolic pathway that feeds liver cancer
PHYS.ORG A little-studied gene may explain how some liver cancer cells obtain the nutrition they need to proliferate, according to new research from the University of Maryland. The results of this research will be published... 6 days
Watch the secret to a squid’s crystal clear underwater vision
Science Magazine VIDEO Study unveils molecular dynamics behind the feat 6 days
Global mRNA polarization regulates translation efficiency in the intestinal epithelium
Science Magazine Asymmetric mRNA localization facilitates efficient translation in cells such as neurons and fibroblasts. However, the extent and significance of mRNA polarization in epithelial tissues are unclear. Here, we... 6 days
Metal-catalyzed electrochemical diazidation of alkenes
Science Magazine Vicinal diamines are a common structural motif in bioactive natural products, therapeutic agents, and molecular catalysts, motivating the continuing development of efficient, selective, and sustainable technologies for their preparation. We report an operationally simple and environmentally friendly protocol... 6 days
A unified continental thickness from seismology and diamonds suggests a melt-defined plate
Science Magazine Thick, rigid continents move over the weaker underlying mantle, although geophysical and geochemical constraints on the exact thickness and defining mechanism of the continental... 6 days
Chemists use electrochemistry to amp up drug manufacturing
PHYS.ORG Give your medicine a jolt. By using - electrochemistry - a technique that combines electricity and chemistry, future pharmaceuticals - including many of the top prescribed medications in the United States -... 6 days
Circular RNA linked to brain function
PHYS.ORG While hundreds of circular RNAs (circRNAs) are abundant in mammalian brains, one big question has remained unanswered: What are they actually good for? In the current issue of Science, Nikolaus Rajewsky and his team at the... 6 days
New version of DNA editing system corrects underlying defects in RNA-based diseases
PHYS.ORG Until recently, the CRISPR-Cas9 gene editing technique could only be used to manipulate DNA. In a 2016 study, University of California San Diego School... 6 days
Single system OMNIS consolidates wet chemical analysis
NEWS MEDICAL What if you were able to determine all your titration parameters on a single system? Simply integrate new methods when you need to? Automate your analyses when higher throughput is required – on the... 6 days
BASF to restrict use of egg scandal pesticide
PHYS.ORG German chemical giant BASF said Thursday it would not reapply for EU authorisation for some uses of pesticide Fipronil, at the heart of a tainted egg scandal that has set member states... 6 days
Vitamin B3 supplementation during pregnancy may prevent birth defects, in-vivo study suggests
NEWS MEDICAL Supplementing the diet with vitamin B3 during pregnancy may treat the molecular deficiencies in women that can lead to birth defects, according to a... 6 days
New discovery provides insights into how the tongue preserves its sense of taste
NEWS MEDICAL New research at Columbia University Medical Center has revealed how special molecules help the tongue communicate with the brain to identify the... 6 days
Early life exposure to antibacterials could cause irreversible outcomes
NEWS MEDICAL Lawrence Livermore National Laboratory scientists have discovered that exposure to environmental levels of triclocarban (TCC), an antibacterial chemical common in personal care products like soaps and lotions as well as... 6 days
Some Tuna Can Carry Up To 36 Times The Toxic Chemicals Of Others. Here's Why
NPR When it comes to pollutant levels, researchers now say where your tuna was caught can make a huge... 6 days
Exposure to antimicrobials during development may cause irreversible outcomes
SCIENCE DAILY Exposure to environmental levels of triclocarban (TCC), an antibacterial chemical common in personal care products like soaps and lotions as well as in the medical field, can transfer from mother... 7 days
How cicadas manage to 'wing it'
SCIENCE DAILY Unlike locusts and many other flying insects, cicadas don't soar through the air with the greatest of ease. Now in a study shows that certain chemical components in the insect's wings could explain why. 7 days
Interest in STEM is contagious for students in biology, chemistry, and physics classes
Science Magazine We report on a study of the effect of peers’ interest in high school biology, chemistry, and physics classes on students’ STEM... 7 days
[Research Articles] Preventing chemotherapy-induced myelosuppression by repurposing the FLT3 inhibitor quizartinib
Science Magazine We describe an approach to inhibit chemotherapy-induced myelosuppression. We found that short-term exposure of mice to the FLT3 inhibitor quizartinib induced the transient quiescence of multipotent... 7 days
Researchers create biomaterial that delivers both a powerful drug and gene silencers
PHYS.ORG Clinicians today have an arsenal of more than 200 drugs at their disposal for treating a range of cancers—68 drugs were approved between 2011... 7 days
Assembling nanomachines in bacteria
SCIENCE DAILY Researchers have used X-ray crystallography and electron microscopy to resolve the assembly of the export gate apparatus in Salmonella. The new details of this nanomachine are expected to clarify how bacteria infect eukaryotic cells and present new molecular targets for... 7 days
Power-to-liquid: 200 liters of fuel from solar power and the air's carbon dioxide
SCIENCE DAILY Production of fuels from regenerative electric power is a component of the energy turnaround. The first 200 l of synthetic fuel have... 7 days
Novel poxvirus threatens juvenile squirrels
SCIENCE DAILY A previously unknown poxvirus causes severe disease in European red squirrels from Germany. Molecular genetic investigations revealed a new virus species in the family of Poxviridae. 7 days
First-in-class drug holds promise for therapy-resistant breast cancer
SCIENCE DAILY A first-in-class molecule can prevent breast cancer growth when traditional therapies stop working, new research indicates. 7 days
How ambient energy could power the Internet of things
PHYS.ORG In the modern world, we are increasingly surrounded by digital sensors, cameras and communications devices sending data cloud-based analysis services. Those devices need power, and designers are finding new ways... 7 days
Spider peptides battle superbugs and cancer
PHYS.ORG As antibiotic resistance rises and fears over superbugs grow, scientists are looking for new treatment options. One area of focus is antimicrobial peptides (AMPs), which could someday be an alternative to currently prescribed antibiotics, many of... 7 days
Improving detection of a 'date rape' drug
PHYS.ORG Because gamma hydroxybutyric acid (GHB), commonly known as a "date rape drug" is rapidly absorbed and metabolized by the body, it's difficult for law enforcement to tell if someone has been given GHB. Now,... 7 days
Crystallography provides battle-plan blueprints for attacking disease-causing bacteria
PHYS.ORG Scientists from Trinity College Dublin have gained key structural insights into the machinery employed by opportunistic, disease-causing bacteria, which may help chemists design new drugs to inhibit them. 7 days
How cicadas manage to 'wing it'
PHYS.ORG Unlike locusts and many other flying insects, cicadas don't soar through the air with the greatest of ease. Now in a study appearing the ACS' The Journal of Physical Chemistry B, scientists report that certain chemical... 7 days
New microfluidic chip boosts the sensitivity of immunoassays by >1000x
PHYS.ORG Proteins are one of the most important classes of biomarkers – biological molecules indicative of a disease or health of an individual. The detection of proteins is critical... 7 days
Assembling nanomachines in bacteria
PHYS.ORG Osaka University researchers use X-ray crystallography and electron microscopy to resolve the assembly of the export gate apparatus in Salmonella. The new details of this nanomachine are expected to clarify how bacteria infect eukaryotic cells and present new molecular targets... 1 week
Novel poxvirus threatens juvenile squirrels
PHYS.ORG A previously unknown poxvirus causes severe disease in European red squirrels from Germany. Molecular genetic investigations revealed a new virus species in the family of Poxviridae. Results of the study are published in the scientific journal Emerging Infectious... 1 week
Chemical looping combustion for CO2-neutral gas facilities
PHYS.ORG A novel gas combustion method removing the need for expensive gas separation has been successfully scaled-up. The novel method has gas-to-steam efficiency penalties much lower than alternative CO2 capture technologies, as well as a... 1 week
NYITCOM research could potentially lead to more effective, less toxic cancer treatment
NEWS MEDICAL Patients undergoing conventional chemotherapy for certain cancers could potentially receive more effective and less toxic drug treatment. 1 week
Tiny terahertz laser could be used for imaging, chemical detection
SCIENCE DAILY For more than 20 years, researchers have been working on sources of terahertz radiation that can be etched onto microchips. In a new article, they now describe a... 1 week
Potential drug offers hope for therapy-resistant breast cancer patients
NEWS MEDICAL UT Southwestern Simmons Cancer Center researchers have shown that a first-in-class molecule can prevent breast cancer growth when traditional therapies stop working. 1 week
Tiny terahertz laser could be used for imaging, chemical detection
PHYS.ORG Terahertz radiation—the band of the electromagnetic spectrum between microwaves and visible light—has promising applications in medical and industrial imaging and chemical detection, among other uses. 1 week
Tiny terahertz laser could be used for imaging, chemical detection
MIT New design boosts the power output of the best-performing chip-scale terahertz laser by 80 percent. 1 week
Playing action video games can have negative impact on the brain, says study
NEWS MEDICAL Human-computer interactions, such as playing video games, can have a negative impact on the brain, says a new Canadian study published in... 1 week
smallsats need small propulsion boston startup accion has a few big ideas Smallsats need small propulsion. Boston startup Accion has a few big ideas.
SPACE NEWS Small satellites need their own propulsion systems because most of the widely used chemical and electric propulsion technologies don’t fit well on shoebox-size satellites... 1 week
video how superhydrophobic materials stay totally dry Video: How superhydrophobic materials stay totally dry
PHYS.ORG VIDEO Raincoats, car windshields, waterproof phones: They all use a little chemistry to stay dry. Inspired by nature, chemists use extremely water-fearing, or superhydrophobic, coatings to repel water from surfaces to keep them dry. 1 week
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Watch the secret to a squid’s crystal clear underwater vision
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Video: How superhydrophobic materials stay totally dry
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