Chemistry
VideoVideo
TrendingTrending
FreshFresh
Anthropology
Archeology
Astronomy
Solar System
Space Tech
Universe
Biology
Genetics
Microbiology
Reproduction
Chemistry
Education
Engineering
Environment
Weather
Health
Cancer
Dentistry
Dietary
Diseases
Infectology
Pharmaceuticals
Surgery
Mathematics
Paleontology
Physics
Particle Physics
Psychology
Geopolitics
Psychiatry
Sexuality
Social Science
Team creates better 'fingerprints' to detect elusive, valuable chemical compounds
PHYS.ORG Imagine being able to see the entire Statue of Liberty and a small ant on its nose simultaneously. The drastic difference in size between the two objects would... 2 hours
Septic systems are a major source of emerging contaminants in drinking water
PHYS.ORG A new analysis shows that septic systems in the United States routinely discharge pharmaceuticals, consumer product chemicals, and other potentially hazardous chemicals into the... 2 hours
Glycans as biomarkers for cancer?
PHYS.ORG Glycosylated proteins are often overexpressed in tumor cells and thus could serve as tumor markers, especially those with the interesting molecule sialic acid as their sugar moiety. In the journal Angewandte Chemie, American scientists now report on a... 2 hours
Peanut family secret for making chemical building blocks revealed
SCIENCE DAILY The peanut and its kin -- legumes -- have not one, but two ways to make the amino acid tyrosine. That might seem small, but why this plant family has... 3 hours
Water exists as two different liquids
PHYS.ORG We normally consider liquid water as disordered with the molecules rearranging on a short time scale around some average structure. Now, however, scientists at Stockholm University have discovered two phases of the liquid with large differences... 3 hours
Researchers demonstrate how some genes evolved from an immune function to an olfactory role in some mammals
PHYS.ORG Mammals possess several lines of defense against microbes. One of them is activated when... 3 hours
Detecting diluteness: New experimental and theoretical approaches 'dive into the pool' of membranes organelles
PHYS.ORG Inside each and every living cell, there are miniscule structures called membraneless organelles. These tiny powerhouses use chemistry to cue... 7 hours
Scientists catch plants in the act of changing chemistry thought to be immutable because necessary for life
PHYS.ORG Because plants can't get up and run away, they've had to be clever instead.... 7 hours
Iron chemistry matters for ocean carbon uptake
PHYS.ORG For many years, scientists have speculated that seeding the ocean with iron might help to stave off climate change. Iron in seawater promotes the growth of phytoplankton, which in turn devours carbon dioxide from... 11 hours
Near instantaneous evolution discovered in bacteria
PHYS.ORG How fast does evolution occur? In certain bacteria, it can occur almost instantaneously, a University at Buffalo molecular biologist has discovered. 11 hours
dutch astronomers discover recipe to make cosmic glycerol Dutch Astronomers Discover Recipe to Make Cosmic Glycerol
ASTRO WATCH A team of laboratory astrophysicists from Leiden University (the Netherlands) managed to make glycerol under conditions comparable to those in... 1 day
Medical News Today: Chemical burns: Symptoms, diagnosis, and treatment
MNT Chemical burns can happen to anyone and anywhere, but what are the common causes? Who is at risk and when should a person seek medical care? 1 day
Every breath you take contains a molecule of history
SCIENCE-NEWS In 'Caesar’s Last Breath', best-selling author Sam Kean tells vivid stories about the gases we can’t see. 1 day
New 10-minute test uses drops of blood or saliva for early detection of cancers
NEWS MEDICAL Researchers at Ram Group's Israeli bio-sensor division have developed a new molecular diagnostics test for early detection of cancers that... 3 days
Immunotherapy found to be smarter, kinder treatment for people with head and neck cancer
NEWS MEDICAL The immunotherapy nivolumab is kinder than chemotherapy for people with advanced head and neck cancer - easing many of the negative effects... 3 days
Kopchicks' $10.5 million gift to fund student fellowships at MD Anderson UTHealth Graduate School
NEWS MEDICAL Just as he has changed the lives of people suffering from a devastating genetic disease, molecular endocrinologist John J. Kopchick,... 3 days
Atomic imperfections move quantum communication network closer to reality
PHYS.ORG An international team led by the University of Chicago's Institute for Molecular Engineering has discovered how to manipulate a weird quantum interface between light and matter in silicon carbide along... 3 days
radioactive elements in cassiopeia a suggest a neutrino driven explosion Radioactive Elements in Cassiopeia A Suggest a Neutrino-Driven Explosion
ASTRO WATCH Stars exploding as supernovae are the main sources of heavy chemical elements in the Universe. In particular, radioactive... 3 days
Study offers insight into earliest molecular steps that lead to organ rejection
NEWS MEDICAL Researchers at the University of Pittsburgh School of Medicine and the University of Toronto have uncovered the first molecular steps that lead to immune... 3 days
Custom built molecule shows promise as anti-cancer therapy
SCIENCE DAILY Scientists have custom-built a molecule which stops breast cancer cells from multiplying in laboratory trials, and hope it will eventually lead to a treatment for the disease. 3 days
Donor SIRP{alpha} polymorphism modulates the innate immune response to allogeneic grafts
Science Magazine Mice devoid of T, B, and natural killer (NK) cells distinguish between self and allogeneic nonself despite the absence of an adaptive immune system. When challenged... 3 days
Electronic structure of aqueous solutions: Bridging the gap between theory and experiments
Science Magazine Predicting the electronic properties of aqueous liquids has been a long-standing challenge for quantum mechanical methods. However, it is a crucial step in understanding... 3 days
Nanoscale simultaneous chemical and mechanical imaging via peak force infrared microscopy
Science Magazine Nondestructive chemical and mechanical measurements of materials with ~10-nm spatial resolution together with topography provide rich information on the compositions and organizations of heterogeneous materials and... 3 days
CHESS mission will check out the space between stars
PHYS.ORG Deep in space between distant stars, space is not empty. Instead, there drifts vast clouds of neutral atoms and molecules, as well as charged plasma particles called the interstellar medium—that... 3 days
Combined molecular biology test is the first to distinguish benign pancreatic lesions
SCIENCE DAILY When performed in tandem, two molecular biology laboratory tests distinguish, with near certainty, pancreatic lesions that mimic early signs of cancer but are completely... 3 days
Scientists recreate Californian Indian water bottles to study ancient exposure to chemicals
SCIENCE DAILY Water bottles replicated in the traditional method used by Native Californian Indians reveal that the manufacturing process may have been detrimental to the health... 3 days
Microbe generates extraordinarily diverse array of peptides
MIT In marine bacteria, evolution of new specialized molecules follows a previously unknown path. 3 days
Two-test combination accurately identifies benign pancreatic lesions
NEWS MEDICAL When performed in tandem, two molecular biology laboratory tests distinguish, with near certainty, pancreatic lesions that mimic early signs of cancer but are completely benign. 3 days
Self-folding origami: Chemical programming allows Nafion sheets to fold and refold
PHYS.ORG Plastic with a thousand faces: A single piece of Nafion foil makes it possible to produce a broad palette of complex 3D structures. In the journal... 3 days
How a single chemical bond balances cells between life and death
SCIENCE DAILY With SLAC's X-ray laser and synchrotron, scientists measured exactly how much energy goes into keeping a crucial chemical bond from triggering a cell's death spiral. 3 days
A single electron's tiny leap sets off 'molecular sunscreen' response
PHYS.ORG In experiments at the Department of Energy's SLAC National Accelerator Laboratory, scientists were able to see the first step of a process that protects a DNA building block... 3 days
Physicists settle debate over how exotic quantum particles form
PHYS.ORG New research by physicists at the University of Chicago settles a longstanding disagreement over the formation of exotic quantum particles known as Efimov molecules. 3 days
from strands to droplets new insights into dna control From strands to droplets—new insights into DNA control
PHYS.ORG VIDEO A host of proteins and other molecules sit on the strands of our DNA, controlling which genes are read out and used by cells and which remain silent. This aggregation of genetic... 3 days
Researchers work with dogs to sniff out chemicals that identify human remains
PHYS.ORG Researchers from the University of Leicester are working with police forces in the UK to improve the accuracy of police dogs in identifying human... 3 days
In marine bacteria, evolution of new specialized molecules follows a previously unknown path
PHYS.ORG It's one of the tiniest organisms on Earth, but also one of the most abundant. And now, the microscopic marine bacteria called... 3 days
Microbe generates extraordinarily diverse array of peptide
MIT In marine bacteria, evolution of new specialized molecules follows a previously unknown path. 4 days
Catalyst mimics the z-scheme of photosynthesis
SCIENCE DAILY A new study demonstrates a process with great potential for developing technologies for reducing CO2 levels. 4 days
Rare cells are 'window into the gut' for the nervous system
SCIENCE DAILY Specialized cells in the gut sense potentially noxious chemicals and trigger electrical impulses in nearby nerve fibers, according to a new study, report scientists. 4 days
Reconfiguration of DNA molecular arrays driven by information relay
Science Magazine Information relay at the molecular level is an essential phenomenon in numerous chemical and biological processes, such as intricate signaling cascades. One key challenge in synthetic molecular self-assembly is to... 4 days
Atomic-layered Au clusters on {alpha}-MoC as catalysts for the low-temperature water-gas shift reaction
Science Magazine The water-gas shift (WGS) reaction (CO+H2O=H2+CO2) is an essential process for hydrogen generation and CO removal in various energy-related chemical operations. This... 4 days
Chemical transformation of xenobiotics by the human gut microbiota
Science Magazine The human gut microbiota makes key contributions to the metabolism of ingested compounds (xenobiotics), transforming hundreds of dietary components, industrial chemicals, and pharmaceuticals into metabolites with altered activities, toxicities, and... 4 days
A catalytic fluoride-rebound mechanism for C(sp3)-CF3 bond formation
Science Magazine The biological properties of trifluoromethyl compounds have led to their ubiquity in pharmaceuticals, yet their chemical properties have made their preparation a substantial challenge, necessitating innovative chemical solutions. We report the serendipitous... 4 days
Quantum and isotope effects in lithium metal
Science Magazine The crystal structure of elements at zero pressure and temperature is the most fundamental information in condensed matter physics. For decades it has been believed that lithium, the simplest metallic element, has a complicated... 4 days
Small RNA retunes photosynthesis
Science Magazine 4 days
Japanese scientists show how male pheromone enhances female sexual behavior in mice
NEWS MEDICAL A study by a group of Japanese scientists showed how a male pheromone in mice enhances sexual behaviors in females--and how it may enhance... 4 days
Rare cells are 'window into the gut' for the nervous system
PHYS.ORG Specialized cells in the gut sense potentially noxious chemicals and trigger electrical impulses in nearby nerve fibers, according to a new study led by UC San... 4 days
Dogs to sniff out chemicals that identify human remains
SCIENCE DAILY New research to help improve accuracy of criminal investigations involves a partnership between humans and their canine coworkers. 4 days
UV-sensing protein in the brain of a marine annelid zooplankton
PHYS.ORG Researchers at Institute for Molecular Sciences reported that a photoreceptive protein expressed in the brain a marine annelid zooplankton (Platynereis dumerilii) is UV-sensitive. This work was carried out... 4 days
Radioactive elements in Cassiopeia A suggest a neutrino-driven explosion
SCIENCE DAILY Stars exploding as supernovae are the main sources of heavy chemical elements in the Universe. In particular, radioactive atomic nuclei are synthesized in the hot, innermost regions during the explosion... 4 days
Researchers work with dogs to sniff out chemicals that identify human remains
SCIENCE DAILY New research to help improve accuracy of criminal investigations involves a partnership between humans and their canine coworkers. 4 days
Custom-built molecule shows promise as anti-cancer therapy
PHYS.ORG Scientists at the University of Bath funded by Cancer Research UK have custom-built a molecule which stops breast cancer cells from multiplying in laboratory trials, and hope it will eventually lead to a treatment... 4 days
Researchers develop catalyst that mimics the Z-scheme of photosynthesis
PHYS.ORG A team of chemists from the University of Kentucky and the Institute of Physics Research of Mar del Plata in Argentina has just reported a way to trigger a fundamental... 4 days
Researchers review the state-of-the-art text mining technologies for chemistry
PHYS.ORG In a recent Chemical Reviews article, Spanish researchers have published the first exhaustive revision of the state-of-the-art methodologies underlying chemical search engines, named entity recognition and text mining systems. 4 days
Algorithm leads to a dramatic improvement in drug discovery methods
PHYS.ORG Antibiotics for treating particularly resistant diseases, molecules that block immune system overreactions, molecules that inhibit the growth of cancer cells by removing excess iron, molecules that may increase... 4 days
Specific cerebral circuitry bridges chemical changes and behavioral expressions in PTSD
NEWS MEDICAL Specific cerebral circuitry bridges chemical changes deep in the brain and the more outward behavioral expressions associated with post-traumatic stress disorder (PTSD), which could lead to more objective biomarkers for... 5 days
First-line immunotherapy treatment can improve survival for subset of lung cancer patients
SCIENCE DAILY Findings from a phase III clinical trial for advanced lung cancer patients could help oncologists better predict which patients are likely to receive the... 5 days
Identified brain circuitry bridges neural and behavioral roles in PTSD
SCIENCE DAILY Specific cerebral circuitry bridges chemical changes deep in the brain and the more outward behavioral expressions associated with post-traumatic stress disorder (PTSD), which could lead to more objective... 5 days
Bitter or sweet? How taste cells decide what they want to be
SCIENCE DAILY A new study advances understanding of how stem cells on the tongue grow into the different types of mature taste cells that detect either... 5 days
Non-classical growth of crystals: Drip by drip
SCIENCE DAILY How do crystals grow? The answer given in current textbooks is: Layer by layer atoms or molecules settle on an existing crystal surface. Chemists have now observed a preliminary stage of this crystal growth... 5 days
Chemists create 3-D printed graphene foam
SCIENCE DAILY Nanotechnologists have used 3-D laser printing to create centimeter-sized objects of graphene foam, a 3-D version of atomically thin graphene. The research could yield industrially useful quantities of bulk graphene. 5 days
Sub-100-nm metafluorophores with digitally tunable optical properties self-assembled from DNA
Science Magazine Fluorescence microscopy allows specific target detection down to the level of single molecules and has become an enabling tool in biological research. To transduce the biological information to... 5 days
A general strategy to synthesize chemically and topologically anisotropic Janus particles
Science Magazine Emulsion polymerization is the most widely used synthetic technique for fabricating polymeric particles. The interfacial tension generated with this technique limits the ability to tune the... 5 days
[Research Articles] The long noncoding RNA Wisper controls cardiac fibrosis and remodeling
Science Magazine Long noncoding RNAs (lncRNAs) are emerging as powerful regulators of cardiac development and disease. However, our understanding of the importance of these molecules in... 5 days
[Research Articles] VP4- and VP7-specific antibodies mediate heterotypic immunity to rotavirus in humans
Science Magazine Human rotaviruses (RVs) are the leading cause of severe diarrhea in young children worldwide. The molecular mechanisms underlying the rapid induction of... 5 days
Self-assembling reagents with tunable colors and brightness enable highly multiplexed tagging, microscopic imaging
PHYS.ORG Biomedical researchers are understanding the functions of molecules within the body's cells in ever greater detail by increasing the resolution of their... 5 days
Researchers find a chemical solution to shrink digital data storage
PHYS.ORG Chemists at Case Western Reserve University have found a way to possibly store digital data in half the space current systems require. 5 days
New antibody uses 1-2 punch to potentially treat blood cancers
SCIENCE DAILY Researchers have developed a two-pronged approach to blood cancer treatment: 1) attacking cancer cells directly and/or 2) driving them from the nurturing bone marrow environment into the peripheral... 5 days
Promoting innate detoxification mechanisms could be efficient strategy to reduce cellular oxidative stress
NEWS MEDICAL Promoting innate detoxification mechanisms in the body and discovering which supplements increase the efficacy of those biochemical pathways could be an efficient... 5 days
Molecular test for common causes of vaginitis receives FDA approval
SCIENCE DAILY A molecular diagnostic test accurately distinguishes among the three most common causes of vaginitis, an inflammation of vaginal tissue that researchers say accounts for millions of visits to... 5 days
Illuminating a better way to calculate excitation energy
SCIENCE DAILY Researchers have demonstrated a new method to calculate excitation energies. They used a new approach based on density functional methods, which use an atom-by-atom approach to calculate electronic interactions. By analyzing a... 5 days
US textile industry returning to life
PHYS.ORG After years of losing market share to overseas manufacturers, American textile and fiber makers say their industry is turning around. A story in Chemical & Engineering News (C&EN), the weekly newsmagazine of the American Chemical Society,... 5 days
Radioactive elements in Cassiopeia A suggest a neutrino-driven explosion
PHYS.ORG Stars exploding as supernovae are the main sources of heavy chemical elements in the Universe. In particular, radioactive atomic nuclei are synthesized in the hot, innermost regions during the explosion... 5 days
Chemists create 3-D printed graphene foam
PHYS.ORG Nanotechnologists from Rice University and China's Tianjin University have used 3-D laser printing to fabricate centimeter-sized objects of atomically thin graphene. 5 days
African Plant Extract Could Form Basis of New Alzheimer’s Drug
SCI-NEWS.COM A new study led by University of Nottingham researchers has shown that the extract taken from... 5 days
New online system set to reduce hundreds of chemical tests on animals
PHYS.ORG Scientists at the University of York and SimOmics Ltd have developed a new online data sharing system which could reduce the need for hundreds... 5 days
Could a blood test predict how cancer spreads in children?
NEWS MEDICAL Traditionally, we use biopsies to try to predict how cancer spreads. There are a number of molecular markers that are used, but biopsy is a limited approach. Now,... 5 days
How phytoplankton rule the oceans
PHYS.ORG Photosynthesis is a unique biological process that has permitted the colonization of land and sea by plants and phytoplankton respectively. While the mechanisms of photosynthesis in plants are well understood, scientists are only now beginning to elucidate how... 6 days
Vast numbers of peripheral genes can influence diseases, Stanford researchers suggest
NEWS MEDICAL A core assumption in the study of disease-causing genes has been that they are clustered in molecular pathways directly connected to the disease. But work by... 6 days
Scientists urge caution on common antimicrobial chemicals Triclosan and Triclocarban
NEWS MEDICAL There are two ingredients, triclosan and triclocarban, that are used in several cleaning products such as soaps, toothpastes, detergents, carpets, paints etc. They are mainly used to kill... 6 days
Animal model of Gulf War illness hints at possible ways to mitigate symptoms
NEWS MEDICAL When hundreds of thousands of American troops deployed to the Persian Gulf in 1990 and 1991 in what is now called the First Gulf... 6 days
Thousands of genes influence most diseases, researchers report
SCIENCE DAILY In a provocative new perspective piece, researchers say that disease genes are spread uniformly across the genome, not clustered in specific molecular pathways, as has been thought. 6 days
Modeling Gulf War illness: Knowing the cause of brain dysfunction is key to finding a cure
SCIENCE DAILY When hundreds of thousands of American troops deployed to the Persian Gulf in 1990 and 1991... 6 days
How phytoplankton rule the oceans
SCIENCE DAILY Photosynthesis is a unique biological process that has permitted the colonization of land and sea by plants and phytoplankton respectively. While the mechanisms of photosynthesis in plants are well understood, scientists are only now beginning to elucidate how... 6 days
Electron caught in the act
SCIENCE DAILY Australia's fastest camera has revealed the time it takes for molecules to break apart. The experimental research aims to help in the design of new molecules for materials science or drug discovery. 6 days
video the chemistry of olive oil Video: The chemistry of olive oil
PHYS.ORG VIDEO Whether you sop it up with bread or use it to boost your cooking, olive oil is awesome. 6 days
Illuminating a better way to calculate excitation energy
PHYS.ORG Glow sticks, like those brandished by trick-or-treaters and partygoers, light up due to excited electrons of the molecules in the contained fluorescent dye. Electrons accept the exciting energy from a chemical reaction... 6 days
unlock molecular secrets with mobile game bioblox2 d Unlock molecular secrets with mobile game BioBlox2-D
PHYS.ORG VIDEO BioBlox2D is a new free mobile computer game inspired by tackling one of the hardest problems in biological science - how molecules fit together. 6 days
Electron caught in the act
PHYS.ORG Australia's fastest camera has revealed the time it takes for molecules to break apart. 6 days
Chemistry of sea spray particles linked for first time to formation process
SCIENCE DAILY For the first time, researchers have identified what drives the observed differences in the chemical make-up of sea spray particles ejected from the ocean... 6 days
Emphasis on nanotechnology, pharmaceutical science, forensics, food safety and bioanalytical for Pittcon's annual call for papers
NEWS MEDICAL The Program Committee is pleased to announce the call for papers for the Pittcon 2018 Technical... 6 days
Using photoluminescent nanorods as ultimate probes of fluid flow
PHYS.ORG A Franco-Dutch international collaboration involving researchers from the laboratories of Condensed Matter Physics and Hydrodynamics at Paris-Saclay University and the Van't Hoff Institute for Molecular Sciences at the University of... 6 days
Soliton molecules caused to vibrate like real molecules
PHYS.ORG (Phys.org)—A team of researchers with the University of Burgundy in France has shown that solitons can vibrate like real molecules when paired. They have published a paper describing their technique and findings... 6 days
Molecular 'samurai sword' controls plant growth
PHYS.ORG Researchers from AMOLF and Wageningen University & Research have used a smart simulation program to study a plant protein called katanin and published their findings in the journal PNAS. 6 days
Study: Meditation, Yoga and Related Practices Can ‘Reverse’ DNA Reactions
SCI-NEWS.COM According to a study published in the journal Frontiers in Immunology, mind-body interventions such as mindfulness,... 6 days
Combination of immunotherapies effective against mouse model of rhabdomyosarcoma
NEWS MEDICAL Rhabdomyosarcoma, a cancer made up of cells that normally develop into skeletal muscles, is the most common soft tissue cancer in children. If it is detected early and localized in... 7 days
CCNY scientists develop rapid method for preparing molecules with potential against HIV
NEWS MEDICAL As the HIV/AIDS epidemic approaches its fourth decade, each year brings promising news of pioneering research to alleviate the scourge. 7 days
Molecules with potential against HIV produced by scientsts
SCIENCE DAILY As the HIV/AIDS epidemic approaches its fourth decade, each year brings promising news of pioneering research to alleviate the scourge. Now scientists report a rapid method to access new molecules that could... 7 days
Chemistry of sea spray particles linked for first time to formation process
PHYS.ORG A team of researchers led by the University of California San Diego has identified for the first time what drives the observed differences in... 1 week
Figuring out the 3-D shape of molecules with a push of a button
PHYS.ORG An international team of researchers led by Carnegie Mellon University chemist Roberto R. Gil and Universidade Federal de Pernambuco chemist Armando Navarro-Vázquez... 1 week
From strands to droplets—new insights into DNA control
PHYS.ORG
Video: The chemistry of olive oil
PHYS.ORG
Unlock molecular secrets with mobile game BioBlox2-D
PHYS.ORG