Chemistry
Neutrons get a wider angle on DNA and RNA to advance 3-D models  PHYS.ORG · 11 hours
Scientists from the National Institute of Standards and Technology (NIST) and the University of Maryland are using neutrons at Oak Ridge National... more
Mineral discovery made easier: X-ray technique shines a new light on tiny, rare crystals  PHYS.ORG · 11 hours
Like a tiny needle in a sprawling hayfield, a single crystal grain measuring just tens of millionths of a meter—found... more
Novel Anti-Inflammatory Molecule Isolated from Soil-Dwelling Bacterium  SCI-NEWS.COM · 12 hours
About three decades after scientists coined the term ‘hygiene hypothesis’ to suggest that increased exposure to microorganisms could benefit health, an international... more
AFM-STED correlative nanoscopy reveals a dark side in fluorescence microscopy imaging  Science Magazine · 13 hours
It is known that the presence of fluorophores can influence the dynamics of molecular processes. Despite this, an affordable technique to control the fluorophore distribution within... more
Structure of the saxiphilin:saxitoxin (STX) complex reveals a convergent molecular recognition strategy for paralytic toxins  Science Magazine · 13 hours
Dinoflagelates and cyanobacteria produce saxitoxin (STX), a lethal bis-guanidinium neurotoxin causing paralytic shellfish poisoning. A number of metazoans... more
Archaea dominate oxic subseafloor communities over multimillion-year time scales  Science Magazine · 13 hours
Ammonia-oxidizing archaea (AOA) dominate microbial communities throughout oxic subseafloor sediment deposited over millions of years in the North Atlantic Ocean. Rates of nitrification correlated with the abundance of these dominant... more
Medical News Today: How vitamin D helps fight treatment-resistant cancer  MNT · 13 hours
Two active forms of vitamin D can kill treatment-resistant cancer cells by blocking a way that the cells pump out chemotherapy drugs, a new study shows. more
Finding 'Nemo's' family tree of anemones  PHYS.ORG · 14 hours
Thanks in part to the popular film Finding Nemo, clownfishes are well known to the public and well represented in scientific literature. But the same can't be said for the equally colorful sea anemones—venomous, tentacled animals—that... more
Fifty years after the Cuyahoga conflagration  PHYS.ORG · 15 hours
On June 22, 1969, the Cuyahoga River, which flows through Cleveland, Ohio, caught fire. Although firefighters extinguished the blaze within 30 minutes, the shocking event helped galvanize the U.S. environmental movement. Fifty years later, the river... more
Upcycling process brings new life to old jeans  PHYS.ORG · 15 hours
A growing population, rising standards of living and quickly changing fashions send mountains of clothing waste to the world's landfills each year. Although processes for textile recycling exist, they tend to be... more
Expanding the temperature range of lithium-ion batteries  PHYS.ORG · 15 hours
Electric cars struggle with extreme temperatures, mainly because of impacts on the electrolyte solutions in their lithium-ion batteries. Now, researchers have developed new electrolytes containing multiple additives that work better over a wide temperature... more
Secure quantum communications in the microwave range for the first time  PHYS.ORG · 16 hours
Mikel Sanz, of the Physical Chemistry Department of UPV/EHU, leads the theoretical group for an experiment published by the prestigious journal, Nature Communications. The experiment has... more
Electrons take alternative route to prevent plant stress  SCIENCE DAILY · 16 hours
When plants absorb excess light energy during photosynthesis, reactive oxygen species are produced, potentially causing oxidative stress that damages important structures. Plants can suppress the production of reactive oxygen species by oxidizing... more
Real-time analysis of metal-organic framework adsorption behavior  nanowerk · 16 hours
Researchers have developed a technology to analyze the adsorption behavior of molecules in each individual pore of a metal organic framework (MOF). more
Real-time analysis of MOF adsorption behavior  PHYS.ORG · 17 hours
Researchers have developed a technology to analyze the adsorption behavior of molecules in each individual pore of a metal organic framework (MOF). This system has large specific surface areas, allowing for the real-time observation of the... more
Real-time analysis of MOF adsorption behavior  SCIENCE DAILY · 17 hours
Researchers have developed a technology to analyze the adsorption behavior of molecules in each individual pore of a metal organic framework (MOF). This system has large specific surface areas, allowing for the real-time observation of the... more
Electrons take alternative route to prevent plant stress  PHYS.ORG · 17 hours
Plants are susceptible to stress, and with the global impact of climate change and humanity's growing demand for food, it's crucial to understand what causes plant stress and stress tolerance. When plants... more
Creating a physical and genetic map of Cannabis sativa  NEWS MEDICAL · 20 hours
Scientists have developed a physical and genetic map of Cannabis sativa to facilitate further investigation into the genetic and molecular mechanisms exhibited by this plant. more
Study links high number of copies of chromosomal region to chemotherapeutic drug resistance  NEWS MEDICAL · 1 day
Researchers at the Bellvitge Biomedical Research Institute, with the participation of collaborators from the Baylor College of Medicine and the University Institute... more
Collaborative research charts course to hundreds of new nitrides  SCIENCE DAILY · 2 days
For chemists attempting to create new nitrides in the laboratory, a recently published large stability map of the ternary nitrides will be a significantly valuable tool. more
An ounce of prevention: Preoperative management of inflammation may stave off cancer recurrences  SCIENCE DAILY · 2 days
Administering anti-inflammatory treatments that prevent inflammation as well as proresolution treatments that tamp down the body's inflammatory response to surgery or chemotherapy... more
Size matters: New data reveals cell size sparks genome awakening in embryos  PHYS.ORG · 2 days
Transitions are a hallmark of life. When dormant plants flower in the spring or when a young adult strikes out on their own, there... more
Dinosaur bones are home to microscopic life  PHYS.ORG · 2 days
Bad news, Jurassic Park fans—the odds of scientists cloning a dinosaur from ancient DNA are pretty much zero. That's because DNA breaks down over time and isn't stable enough to stay intact for millions... more
Molecular switch for 'exhaustion mode' of immune cells discovered  SCIENCE DAILY · 2 days
Tumors and certain viral infections pose a challenge to the human body which the immune system typically fails to hand. In these diseases it switches to hypofunctional state that prevent... more
Origin of life: A prebiotic route to DNA  SCIENCE DAILY · 2 days
DNA, the hereditary material, may have appeared on Earth earlier than has been assumed hitherto. Chemists now show that a simple reaction pathway could have given rise to DNA subunits on the... more
Gold adds the shine of reversible assembly to protein cages  PHYS.ORG · 2 days
Protein cages—capsule-like structures made up of numerous protein molecules—perform roles in nature that have inspired their application in areas such as drug delivery. Their controlled assembly is therefore... more
Closer look at supernova dust suggests there's more of it than previously assumed  PHYS.ORG · 2 days
A pair of researchers with the Max Planck Institute for Chemistry dust from a supernova have found evidence that suggests it is... more
Gold nanoparticle clusters for simultaneous photo-thermal imaging and therapy  PHYS.ORG · 2 days
NUS chemists have found that gold nanoparticle clusters can be used in photo-thermal therapy for imaging and treatment of human prostate cancer. more
A prebiotic route to DNA  PHYS.ORG · 2 days
DNA may have appeared on Earth earlier than has hitherto been assumed. LMU chemists led by Oliver Trapp show that a simple reaction pathway could have given rise to DNA subunits on the early Earth. more
Turning the switch on biofuels  PHYS.ORG · 2 days
Plant cell walls contain a renewable, nearly limitless supply of sugar that can be used in the production of chemicals and biofuels. However, retrieving these sugars isn't all that easy. more
Here comes the sun: a new framework for artificial photosynthesis  PHYS.ORG · 2 days
Scientists have long sought to mimic the process by which plants make their own fuel using sunlight, carbon dioxide, and water through artificial photosynthesis devices, but how exactly... more
Gold nanoparticle clusters for simultaneous photo-thermal imaging and therapy  nanowerk · 2 days
Chemists have found that gold nanoparticle clusters can be used in photo-thermal therapy for imaging and treatment of human prostate cancer. more
Use of molecular biomarkers shows promise in early detection of endometrial cancer  NEWS MEDICAL · 2 days
The use of molecular biomarkers in minimally invasive sampling opens a promising perspective for the early detection of endometrial cancer. more
Tracking life's first step: Two molecules 'awaken' brand new genome  SCIENCE DAILY · 2 days
Within hours after fertilization, a unique genome forms from chromosomes contributed by the egg and sperm. However, this new genome is initially inactive and must be 'awakened' to... more
Medical News Today: What to know about epinephrine and norepinephrine  MNT · 2 days
Epinephrine and norepinephrine are chemical messengers that play an important role in the body’s fight or flight response. Although these two chemicals are similar, they act on different... more
What to know about epinephrine and norepinephrine  MNT · 2 days
Epinephrine and norepinephrine are chemical messengers that play an important role in the body’s fight or flight response. Although these two chemicals are similar, they act on different parts of the body. Doctors also... more
Tracking life's first step: Two molecules 'awaken' brand new genome  PHYS.ORG · 3 days
Within hours after fertilization, a unique genome forms from chromosomes contributed by the egg and sperm. However, this new genome is initially inactive and must be "awakened" to... more
A new 2-D magnet draws future devices closer  PHYS.ORG · 3 days
We are all familiar with the image of electrons zipping around an atom's nucleus and forming chemical bonds in molecules and materials. But what is less known is that electrons have an... more
Tuning into the LCDs of tomorrow: Exploring the novel IGZO-11 semiconductor  PHYS.ORG · 3 days
In 1985, Noboru Kimizuka of the National Institute for Research in Inorganic Materials, Japan had pioneered the idea of polycrystalline indium-gallium-zinc oxide (IGZO) ceramics, with the... more
Cell biology: Preventing drugs from being transported out of the cell  SCIENCE DAILY · 3 days
A research team has investigated the transport mechanism of a bacterial membrane protein using an artificially produced antibody fragment. The transport proteins, called ABC exporters, are... more
Scientists identify two genes that may play a role in prostate enlargement  NEWS MEDICAL · 3 days
For aging men, prostate enlargement is almost as common as graying hair, and yet scientists know very little about why the prostate increases in size or... more
Renewable transportation fuels from water and carbon dioxide  PHYS.ORG · 3 days
The transition from fossil to renewable fuels is one of the most important challenges of the future. The SUN-to-LIQUID project takes on this challenge by producing renewable transportation fuels from water and... more
Preventing drugs from being transported from cells  PHYS.ORG · 3 days
An international research team has investigated the transport mechanism of a bacterial membrane protein using an artificially produced antibody fragment. The transport proteins, called ABC exporters, are present, for instance, in the cell membranes... more
Harvard chemists achieve landmark in drug discovery with synthesis of potent anti-cancer agent  NEWS MEDICAL · 3 days
It's a feat three decades in the making: Harvard University chemists have achieved what a new paper calls a "landmark in drug... more
Researchers develop technique to track proteins on the surfaces of endoplasmic reticulum in cells  NEWS MEDICAL · 3 days
Researchers from Kanazawa University on the development of a technique to closely track a specific protein on the surfaces of... more
A 'homing beacon' for cancer drugs  NEWS MEDICAL · 3 days
Killing tumor cells while sparing their normal counterparts is a central challenge of cancer chemotherapy. If scientists could put a “homing beacon” in tumors, they could attract these medicines and reduce side effects caused by the... more
Researchers urge reduced use of PFAS chemicals in consumer products  PHYS.ORG · 3 days
Human exposure to unnecessary and potentially harmful chemicals could be greatly reduced if manufacturers add chemicals only when they are truly essential in terms of health, safety and... more
The hidden structure of the periodic system  PHYS.ORG · 3 days
The periodic table of elements that most chemistry books depict is only one special case. This tabular overview of the chemical elements, which goes back to Dmitri Mendeleev and Lothar Meyer and the approaches... more
Harvard chemists' breakthrough in synthesis advances a potent anti-cancer agent  SCIENCE DAILY · 3 days
Chemists have achieved what a new article calls a 'landmark in drug discovery' with the total synthesis of 11.5g of halichondrin. Known to be a potent anti-cancer agent... more
Cutting potentially harmful chemicals like PFAS from consumer goods  SCIENCE DAILY · 3 days
Human exposure to unnecessary and potentially harmful chemicals could be greatly reduced if manufacturers add chemicals only when they are truly essential in terms of health, safety and functioning of... more
Chemists' breakthrough in synthesis advances a potent anti-cancer agent  PHYS.ORG · 3 days
It's a feat three decades in the making: Harvard University chemists have achieved what a new paper calls a "landmark in drug discovery" with the total synthesis of halichondrin. Known... more
A droplet walks into an electric field …  MIT · 3 days
Researchers have found a simple formula that could be useful for air purification, space propulsion, and molecular analyses. more
'Hidden' phases of matter revealed through the power of light  SCIENCE DAILY · 6 days
New chemistry research demonstrates how 'hidden' phases of matter can be activated by extremely fast pulses of light. This fundamental scientific breakthrough paves the way for creating materials... more
Vitamin D metabolite may stop mechanism by which cancer cells become drug-resistant  NEWS MEDICAL · 6 days
What's good for our bones may also help stop cancer cells that develop resistance to multiple chemotherapy drugs. more
Chemicals produced by gut microbiome could help identify children at risk of organ failure  NEWS MEDICAL · 6 days
Chemicals produced by healthy bacteria could be used to assess the health of the gut microbiome and help identify critically-ill... more
A rapid, easy-to-use DNA amplification method at 37 Celcius  PHYS.ORG · 6 days
Scientists in Japan have developed a way of amplifying DNA on a scale suitable for use in the emerging fields of DNA-based computing and molecular robotics. By enabling highly sensitive... more
A rapid, easy-to-use DNA amplification method at 37°C  SCIENCE DAILY · 6 days
Scientists have developed a way of amplifying DNA on a scale suitable for use in the emerging fields of DNA-based computing and molecular robotics. By enabling highly sensitive nucleic acid detection, their... more
Mutant bacterial receptor could help identify therapeutic compounds that inhibit quorum sensing  NEWS MEDICAL · 6 days
Researchers have developed a new mutant version of a receptor used by a bacterial pathogen for a chemical communication process called quorum sensing, according... more
Virus employs powerful strategy to inhibit natural killer cell function  NEWS MEDICAL · 6 days
The virus responsible for chickenpox and shingles employs a powerful strategy of immune evasion, inhibiting the ability of natural killer cells to destroy infected cells and produce molecules... more
Germs and geothermals: A uniquely New Zealand collaboration  PHYS.ORG · 6 days
Dr. Rob Keyzers from the School of Chemical and Physical Sciences is leading a long-running, uniquely New Zealand research project to help find new sources of antibiotics. more
Steroid binding to metabolic enzyme  PHYS.ORG · 6 days
The human cytochrome P450 enzymes are responsible for metabolizing a variety of substances—from lipids (fats) and steroid hormones to drugs and toxic chemicals. more
Seaweed and sea slugs rely on toxic bacteria to defend against predators  PHYS.ORG · 6 days
Plants, animals and even microbes that live on coral reefs have evolved a rich variety of defense strategies to protect themselves from predators. Some have physical... more
Researchers uncover new mechanism by which cells communicate in inflammatory processes  NEWS MEDICAL · 6 days
A research group from MedUni Vienna and CeMM Research Center for Molecular Medicine of the Austrian Academy of Sciences has discovered a new mechanism by which... more
Researchers report efficient platform technology for producing cephalosporin antibiotics  PHYS.ORG · 6 days
Antibiotics save countless human lives—modern medicine without them is unimaginable. The largest proportion by volume of industrially produced antibiotics today are cephalosporins, structural variants of the first antibiotic, penicillin. Unfortunately,... more
New quantum dot microscope shows electric potentials of individual atoms  PHYS.ORG · 6 days
A team of researchers from Jülich in cooperation with the University of Magdeburg has developed a new method to measure the electric potentials of a sample at atomic... more
Carbon-neutral fuels move a step closer  PHYS.ORG · 6 days
Chemists at EPFL have developed an efficient process for converting carbon dioxide into carbon monoxide, a key ingredient of synthetic fuels and materials. more
Bayer to invest $5.6 billion in new weed killing methods  PHYS.ORG · 6 days
German chemical and pharmaceutical company Bayer says it plans to invest some 5 billion euros ($5.6 billion) over the next decade in developing "additional methods to combat weeds." more
Researchers identify effective drug combinations for malignant brain tumor in mice  NEWS MEDICAL · 6 days
Usually, scientists study the molecular biology of cancer to find new treatments, but sometimes, it is the other way round: when trying to find new treatments,... more
New small drug-targeting molecules may improve cancer treatment  NEWS MEDICAL · 6 days
Researchers from the University of Notre Dame have developed small drug-targeting molecules that may be hundreds to thousands of times more effective at delivering potent drugs to desired sites of disease, including... more
Bio-based plastic Street activity helps children to make their own plastic  NEWS MEDICAL · 6 days
The transition to a bio-based economy starts by raising already young children's awareness. Activities which take technology and chemistry of bio-based materials in the schools make... more
A new study reveals 'hidden' phases of matter through the power of light  nanowerk · 6 days
New chemistry research demonstrates how 'hidden' phases of matter can be activated by extremely fast pulses of light. This fundamental scientific breakthrough... more
New method allows cells to be produced in shorter time and with greater success  NEWS MEDICAL · 6 days
A recent study published in the April 8 issue of Nature Chemical Biology improves on the "Cellular Reprogramming" method developed... more
Carbon-neutral fuels move a step closer  SCIENCE DAILY · 6 days
Chemists have developed an efficient process for converting carbon dioxide into carbon monoxide, a key ingredient of synthetic fuels and materials. more
Taking the 'killer' out of natural killer cells  SCIENCE DAILY · 6 days
The virus responsible for chickenpox and shingles employs a powerful strategy of immune evasion, inhibiting the ability of natural killer cells to destroy infected cells and produce molecules that help control viral... more
Mutant bacterial receptor could point to new therapies against opportunistic pathogen  SCIENCE DAILY · 6 days
Researchers have developed a new mutant version of a receptor used by a bacterial pathogen for a chemical communication process called quorum sensing, according to a... more
Large-area graphene-nanomesh/carbon-nanotube hybrid membranes for ionic and molecular nanofiltration  Science Magazine · 7 days
Nanoporous two-dimensional materials are attractive for ionic and molecular nanofiltration but limited by insufficient mechanical strength over large areas. We report a large-area graphene-nanomesh/single-walled carbon nanotube (GNM/SWNT) hybrid membrane with... more
A microbial factory for defensive kahalalides in a tripartite marine symbiosis  Science Magazine · 7 days
Chemical defense against predators is widespread in natural ecosystems. Occasionally, taxonomically distant organisms share the same defense chemical. Here, we describe an unusual tripartite marine symbiosis,... more
Mutant bacterial receptor could point to new therapies against opportunistic pathogen  PHYS.ORG · 7 days
Researchers have developed a new mutant version of a receptor used by a bacterial pathogen for a chemical communication process called quorum sensing, according to a... more
Medical News Today: Scorpion venom compounds can kill dangerous bacteria  MNT · 7 days
Researchers have found two chemicals that are effective against dangerous bacteria. The source of these healing compounds? The venom of a Mexican scorpion. more
Interactions between plant and insect-infecting viruses  SCIENCE DAILY · 7 days
Aphids and the plant viruses they transmit cause billions of dollars in crop damage every year. Researchers are examining this relationship at the molecular level, which could lead to new methods for controlling the pests. The... more
Researchers discover interactions between plant and insect-infecting viruses  PHYS.ORG · 7 days
Aphids and the plant viruses they transmit cause billions of dollars in crop damage around the world every year. Researchers in Michelle Heck's lab at the USDA Agricultural Research Service and Boyce... more
Researchers identify the source of asymmetry in RNA-DNA hybrids  PHYS.ORG · 7 days
A study headed by the Institute for Research in Biomedicine (IRB Barcelona) and published in the journal CHEM furthers the understanding of the asymmetry between nucleic acid hybrids. This advance... more
The start of a new era in stem cell therapy  PHYS.ORG · 7 days
A recent study published in the April 8 issue of Nature Chemical Biology improves on the "Cellular Reprogramming" method developed by Nobel Laureate in Medicine and Physiology Prof.... more
Hubble Spots Sodium Chloride on Jupiter’s Moon Europa  SCI-NEWS.COM · 7 days
Astronomers using the NASA/ESA Hubble Space Telescope have discovered that the yellow color visible on portions of the surface of... more
Condensyn waterless condenser provides benefits to synthetic chemistry labs  NEWS MEDICAL · 7 days
Asynt reports upon a new scientific evaluation of their Condensyn waterless condenser by the Technological University Dublin in the key areas of performance versus Liebig water condensers, water savings potential... more
OGT expands SureSeq NGS portfolio with a complete library preparation solution  NEWS MEDICAL · 7 days
Oxford Gene Technology (OGT), The Molecular Genetics Company, has expanded its SureSeq portfolio with a complete library preparation solution for hybridization-based target capture in NGS, making... more
Moon maps, lunar origins and everything between  PHYS.ORG · 7 days
The moon's consistent appearance in the sky each night may lull earthlings into a sense of familiarity, but the moon is actually a puzzling place. It lacks an atmosphere and is bone-dry; it can... more
Breathing new life into dye-sensitized solar cells  PHYS.ORG · 7 days
Researchers at the Institute for Integrated Cell-Material Sciences at Kyoto University have made a popular type of dye-sensitized solar cell more efficient by adjusting and updating its structure. Published in the Journal of the... more
Origins of cannabis smoking  SCIENCE DAILY · 1 week
A chemical residue study of incense burners from ancient burials at high elevations in western China has revealed psychoactive cannabinoids. The finding provides some of the earliest evidence for the use of cannabis for its psychoactive compounds. more
Nuclear pore complex outer rings: No longer 'one size fits all'  SCIENCE DAILY · 1 week
In eukaryotic cells, molecules can only move into or out of the nucleus through specialized channels called nuclear pore complexes (NPCs). Each NPC has a ring... more
Old ice and snow yields tracer of preindustrial ozone  SCIENCE DAILY · 1 week
Using rare oxygen molecules trapped in old ice and snow, US and French scientists have answered a long-standing question: How much have 'bad' ozone levels increased since the start of... more
Renewable transportation fuels from water and carbon dioxide
PHYS.ORG
Carbon-neutral fuels move a step closer
PHYS.ORG
Video: What is the chemistry behind ringworm?
PHYS.ORG
How acids behave in ultracold interstellar space
PHYS.ORG
Video: Could you fail a drug test by taking CBD?
PHYS.ORG
DNA origami to scale-up molecular motors
SCIENCE DAILY
Chemists build a better cancer-killing drill
PHYS.ORG
Are coal-fired power plants affecting your drinking water?
PHYS.ORG
Galaxies as 'cosmic cauldrons'
SCIENCE DAILY
Fresh