Last update New model mimics persistent interneuron loss seen in prematurity, 1 hour ago
An update on recently reported research on porous carbon fibers shows how this material can be used in an industrial setting, marking an important step from the theoretical to application.
Contrary to the well-known stimulating effect on humans, caffeine slows down the movement of water molecules. Researchers from the NWO Institute AMOLF in Amsterdam and the ESPCI in Paris report this in a recent publication ...
In the quest to design more efficient solar cells and light-emitting diodes (LEDs), a team of engineers has analyzed different types of defects in the semiconductor material that enables such devices to determine if and how ...
Hydrogen-based fuel cells hold promise for sustainable power generation, but to become practical they need to be more efficient and cost effective. Scientists at Pacific Northwest National Laboratory's (PNNL's) Center for ...
Flip a lobster on its back, and you'll see that the underside of its tail is split in segments connected by a translucent membrane that appears rather vulnerable when compared with the armor-like carapace that shields the ...
With its vast numbers of different lifeforms, the sea is a largely unexplored source of natural products that could be starting points for new pharmaceuticals, such as the antitumor drugs trabectedin and lurbinectedin. Because ...
Photoelectrochemical (PEC) cells are widely studied for the conversion of solar energy into chemical fuels. They use photocathodes and photoanodes to "split" water into hydrogen and oxygen respectively. PEC cells can work ...
The use of efficient catalytic agents is what makes many technical procedures feasible in the first place. Indeed, synthesis of more than 80 percent of the products generated in the chemical industry requires the input of ...
A RUDN chemist has obtained a compound with a new structural type containing atoms of metals (copper and sodium) in a carcass structure and that is shaped like a bicycle helmet. The compound shows catalytic activity in two ...
Adding fluoride to water is common practice in a number of countries, including the U.S., Australia, Brazil, Malaysia, India and Vietnam. In low concentrations (below 1.5 mg/L), it can prevent tooth decay and even strengthen ...
Using neutron characterization techniques a team of scientists have peered inside one of the most unique examples of wire gold, understanding for the first time the specimen's structure and possible formation process. The ...
Even Georgia O'Keeffe noticed the pin-sized blisters bubbling on the surface of her paintings. For decades, conservationists and scholars assumed these tiny protrusions were grains of sand, kicked up from the New Mexico desert ...
Organic semiconductors are lightweight, flexible and easy to manufacture. But they often fail to meet expectations regarding efficiency and stability. Researchers at the Technical University of Munich (TUM) are now deploying ...
The World Health Organization estimates that 90 percent of people breathe polluted air, which causes 7 million premature deaths each year. That's why Ongenia LLC, a Purdue-affiliated startup, is developing a bio-material ...
UCLA researchers and collaborators at eight other research institutions have created an extremely light, very durable ceramic aerogel. The material could be used for applications like insulating spacecraft because it can ...
Rice University scientists have taken the next step toward the deployment of powerful, rechargeable lithium metal batteries by making them safer and simpler to manufacture.
Fire protection requirements are increasing worldwide—especially in public buildings and vehicle construction. This development means that more and more otherwise suitable materials such as wood can no longer be used in ...
For wind and sun power to become renewable energy mainstays, the energy they produce intermittently needs to be stored and retrieved efficiently. And that requires storing solar energy in chemical bonds until the energy is ...
Metal halide perovskites are regarded as next generation materials for light emitting devices (LEDs). Recent research co-led by a scientist from City University of Hong Kong (CityU) has resulted in a new and efficient fabrication ...
Simon Fraser University and Swiss researchers are developing an eco-friendly, 3-D printable solution for producing wireless Internet-of-Things (IoT) sensors that can be used and disposed of without contaminating the environment. ...
Shape memory alloys are well known for their remarkable properties—superelasticity, shape memory and actuation allow them to be crumpled up and then spring back to a "remembered" original shape.
Plastic bag pollution has become a huge environmental problem, prompting some cities and countries to heavily tax or ban the sacks. But what if used plastic bags could be made into higher-value products? Now, researchers ...
The rapidly growing desalination industry produces water for drinking and for agriculture in the world's arid coastal regions. But it leaves behind as a waste product a lot of highly concentrated brine, which is usually disposed ...
An international scientific group including a RUDN chemist have developed a complex copper-based compound with stronger antibacterial properties compared to analogs, and is cheaper to produce. The scientists confirmed that ...
Light-emitting plastics are used today in television and smartphone displays, light-emitting indicators and as illumination for cars and aircraft with special demands. The knowledge about how light is created and affected ...
Texas A&M University researchers are developing a new kind of flame-retardant coating using renewable, nontoxic materials readily found in nature, which could provide even more effective fire protection for several widely ...
Artificial leaves mimic photosynthesis—the process whereby plants use water and carbon dioxide from the air to produce carbohydrates using energy from the sun. But even state-of-the-art artificial leaves, which hold promise ...
Cornell University scientists Rachel Hestrin and Johannes Lehmann, along with collaborators from Canada and Australia, have shown that charcoal can mop up large quantities of nitrogen from the air pollutant ammonia, resulting ...
Fuel cells powered by electrocatalytic reactions have the potential to eliminate pollution caused by burning fossil fuels, if they could be made more efficient. Key to higher efficiency are the chemical reactions at the surfaces ...
A team of researchers at Osaka University demonstrated that cracks induced in composites consisting of alumina ( Al2O3) ceramics and titanium (Ti) as dispersed phase could be healed at room temperature, a world first. This ...
Researchers at Kanazawa University report in Nature Communications that a crystal of molecules known as pillar[5]arenes can form a host–guest compound with poly(ethylene oxides) polymers. The effect can be used to select ...
Scientists from National University of Singapore have discovered the mechanism involved when transition metal dichalcogenides on metallic substrates transform from the semiconducting 1H-phase to the quasi-metallic 1T'-phase.
RUDN chemists have developed a hybrid nanocatalyst for quick removal of stable organic dyes from wastewater. This catalyst does not require additional aggressive solvents. The results of the study were published in Inorganic ...
A team of physicists from Immanuel Kant Baltic Federal University together with their colleagues from National Research Nuclear University MEPhI (NRNU MEPhI) has developed a tungsten oxide-based detector of hydrogen in gas ...
Hydrogels are polymer networks infiltrated with water, widely used for tissue engineering vehicles of drug delivery and novel platforms for biomedical engineering. Emerging applications for new hydrogel materials call for ...
As below, so above. That seems to be an operating principle for molecules that start with a basic chirality—or "handed-ness"—and pass it on as they combine into larger structures.
A team of Florida State University physicists has found a way to stabilize the color of light being emitted from a promising class of next-generation materials that researchers believe could be the basis for efficient and ...
While gas tanks can be filled in a matter of minutes, charging the battery of an electric car takes much longer. To level the playing field and make electric vehicles more attractive, scientists are working on fast-charging ...
For the first time, scientists from ASU's School of Molecular Sciences in collaboration with colleagues from Albert Einstein College of Medicine in New York City have captured snapshots of crystal structures of intermediates ...
Volatile organic compounds can be found in the air—everywhere. A wide range of sources, including from plants, cooking fuels and household cleaners, emit these compounds directly. They also can be formed in the atmosphere ...
Quickly transferring energy from one place to another—without loss—could fundamentally change solar panels and computers. Materials made from long chains of tiny particles, or nanoparticles, show promise for such energy ...
To create better batteries and fuel cells, scientists must make oxygen molecules gain and lose electrons efficiently. The reactions are frustratingly sluggish. Speeding the reactions requires heat and platinum, which are ...
Alfalfa, peanut, and soybean plants take in nitrogen and hydrogen from the air and turn it into ammonia, which helps the plants grow. The reactions to produce ammonia are driven by natural catalysts, which lower the energy ...
Excitons—electrically neutral quasiparticles—have extraordinary properties. They exist only in semiconducting and insulating materials and can be easily accessed in two-dimensional (2D) materials just a few atoms thick, ...
Fast magnetic reconnection, the rapid convergence, separation and explosive snapping together of magnetic field lines, gives rise to northern lights, solar flares and geomagnetic storms that can disrupt cell phone service ...
A trio of researchers with McMaster, Concordia and Trent Universities has solved the mystery of why pairs of grapes ignite into fireballs when cooked together in a microwave oven. In their paper published in Proceedings of ...
An international team of researchers has found evidence that suggests at least some Neanderthals were mainly fresh meat eaters. In their paper published in Proceedings of the National Academy of Sciences, the group describes ...
In the latest wrinkle to be discovered in cubic boron arsenide, the unusual material contradicts the traditional rules that govern heat conduction, according to a new report by Boston College researchers in today's edition ...
An international team of researchers led out of Macquarie University has demonstrated a new approach for converting ordinary laser light into genuine quantum light.
Steven Manchester didn't set out to discover Central America's oldest known marine mammal. He was hoping to find fossil plants.
Shaking a physical system typically heats it up, in the sense that the system continuously absorbs energy. When considering a circular shaking pattern, the amount of energy that is absorbed can potentially depend on the orientation ...
Nonsense mutations are single-letter errors in the genetic code that prematurely halt the production of critical proteins. These unfinished proteins are unable to function normally, and nonsense mutations cause 10-15 percent ...
For 15 years, scientists have tried to exploit the "miracle material" graphene to produce nanoscale electronics. On paper, graphene should be great for just that: it is ultra-thin—only one atom thick and therefore two-dimensional, ...
The International Astronomical Union Working Group for Planetary System Nomenclature has approved the name Statio Tianhe for the landing site where the Chinese spacecraft Chang'e-4 touched down on 3 January this year, in ...
A boost of vitamin C helped Rice University scientists turn small gold nanorods into fine gold nanowires.
An international team of more than 200 astronomers from 18 countries has published the first phase of a major new radio sky survey at unprecedented sensitivity using the Low Frequency Array (LOFAR) telescope. The survey reveals ...
An international team of scientists led by a researcher from Trinity College Dublin and University of Helsinki announced a major discovery on the very nature of solar storms in the journal Nature Astronomy.
Global climate change targets are unlikely to be met because of delays in changes to land use, Edinburgh researchers say.
Solar flares shouldn't produce X-rays, but they do. Why? The one-size-fits-all approach to electron collisions misses a lucky few that lead to an intense X-ray burst. Scientists thought there were too many electron-scattering ...
The creation of membranes is of enormous importance in biology, but also in many chemical applications developed by humans. These membranes are shaped spontaneously when soap-like molecules in water join together. Researchers ...
Long before Snapchat, Instagram, Facebook and even MySpace, early Mississippian Mound cultures in America's southern Appalachian Mountains shared artistic trends and technologies across regional networks that functioned in ...
More than 70 percent of researchers failed to reproduce another scientist's experiment, according to a survey conducted by Nature in 2016. If scientists can't reproduce each other's work, important discoveries may never leave ...
Paleontologists working on a steep river bank in Alaska have discovered fossil evidence of the northernmost marsupial known to science.
Feeling stressed? You're not alone. ESA's Rosetta mission has revealed that geological stress arising from the shape of Comet 67P/Churyumov–Gerasimenko has been a key process in sculpting the comet's surface and interior ...
In the context of rapidly evolving climate conditions, a new study by Bioversity International and partners addresses the challenge of climate adaptation in a way that is both scalable and targeted. The scientists have demonstrated ...
Climate change is shifting the energy in the atmosphere that fuels summertime weather, which may lead to stronger thunderstorms and more stagnant conditions for midlatitude regions of the Northern Hemisphere, including North ...
More than half of the carbon sink in the world's forests is in areas where the trees are relatively young—under 140 years old—rather than in tropical rainforests, research at the University of Birmingham shows.
Rutgers and other physicists have discovered an exotic form of electrons that spin like planets and could lead to advances in lighting, solar cells, lasers and electronic displays.
Quantum secure direct communication (QSDC) is an important branch of quantum communication, based on the principles of quantum mechanics for the direct transmission of classified information. While recent proof-of-principle ...
A pair of researchers from the London School of Economics and Political Science and Harvard University has published a Perspective piece in the journal Nature Human Behavior suggesting a possible solution to the replication ...
The rich levels of biodiversity on land seen across the globe today are not a recent phenomenon: diversity on land has been similar for at least the last 60 million years, since soon after the extinction of the dinosaurs.
Scientists have discovered that grasses are able to short cut evolution by taking genes from their neighbours. The findings suggest wild grasses are naturally genetically modifying themselves to gain a competitive advantage.
Using ESO's Very Large Telescope (VLT), astronomers have found that the cluster Hodge 6 hosts multiple stellar populations. The detection could provide important hints on the formation and evolution of Hodge 6 and star clusters ...
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