Last update New research suggests evolution might favor 'survival of the laziest', 1 hour ago
Your favorite foods and beverages could soon taste even better, thanks to new calculations developed at A*STAR. One significant source of flavor loss for food and beverage is from aroma molecules that are absorbed into the ...
For the replacement of animal testing with alternatives in medical research, complex microtissues need to be cultivated. Researchers from Empa have developed a special polymer scaffold for three-dimensional cell cultures. ...
Hundreds of polymers that could kill drug-resistant superbugs in novel ways can be produced and tested with light, using a method developed at the University of Warwick. The new methodology may identify antimicrobials for ...
Researchers at Tohoku University in Japan have collaborated with others to develop a simple way to create and functionalize virus-like polymer particles that have various nanostructures. The collaboration includes researchers ...
Over hundreds of millions of years of evolution, nature has produced a myriad of biological materials that serve either as skeletons or as defensive or offensive weapons. Although these natural structural materials are derived ...
When jewelers create a necklace, they control the order and number of each bead or jewel they use to form a desired pattern. It's been challenging for scientists to do the same thing when designing polymers—until now. In ...
Airy, Airier, Aerogel. Until now, brittleness has limited the practical application of these delicate solids, which consist almost entirely of air-filled pores. This may now change: In the journal Angewandte Chemie, Japanese ...
MIT researchers have designed a polymer material that can change its structure in response to light, converting from a rigid substance to a softer one that can heal itself when damaged.
As Ralph Colby peers at the microscope image in front of him, he thinks he can make them out—"shish kebabs," as polymer scientists call them. Nobody knows for sure what they are, but these shapes that appear at seemingly ...
CTsystems, a spin-off of Empa, and Daetwyler, the Swiss specialist for sealing solutions, partner up to market and industrialize polymer transducer technology. CTsystems has already presented the first prototype of electromechanical ...
An ever-growing number of coatings, including varnishes and printing inks, as well as tooth fillings, are cured with light. Yet, homogenous, tailored, polymer networks cannot be produced, and the materials tend to be brittle, ...
The Stereochemistry and Asymmetric Synthesis Group at the Faculty of Pharmacy at the University of Seville, in collaboration with the Asymmetric Synthesis and Functional Nanosystems Group at the Chemical Research Institute ...
Synthetic polymers are ubiquitous—nylon, polyester, Teflon and epoxy, to name just a few—and these polymers are all long, linear structures that tangle into imprecise structures. Chemists have long dreamed of making polymers ...
The first ever detailed pictures of the structure of conjugated polymers have been produced by a research team led by Professor Giovanni Costantini at the University of Warwick.
Researchers in China have made a new hybrid conductive material—part elastic polymer, part liquid metal—that can be bent and stretched at will. Circuits made with this material can take most two-dimensional shapes and ...
While statisticians are driven by real-world problems, U of S mathematics professor Chris Soteros is motivated by the more esoteric behaviour of long-chain molecules, such as polymers and DNA, and the mathematical problems ...
Cancer remains one of the major causes of death in Australia and around the world, despite improved treatments and rates of survival.
James Cook University scientists have discovered a technique to apply natural plant extracts such as Tea Tree Oil as a coating for medical devices, a process which could prevent millions of infections every year.
Scientists from the universities of Bristol and Cambridge have found a way to create polymeric semiconductor nanostructures that absorb light and transport its energy further than previously observed.
Professor Hideto Tsuji and Assistant Professor Yuki Arakawa at the Toyohashi University of Technology have developed a method for synthesizing a "pure" alternating copolymer of L- and D-lactic acids in which L- and D-lactic ...
There's a good chance you've touched something made out of the polyolefin polymer today. It's often used in polyethylene products like plastic bags or polypropylene products like diapers.
Makers of cars, planes, buses - anything that needs strong, lightweight and heat resistant parts - are poised to benefit from a new manufacturing process that requires only a quick touch from a small heat source to send a ...
The world fell in love with plastics because they're cheap, convenient, lightweight and long- lasting. For these same reasons, plastics are now trashing the Earth.
Spiderman has it figured out.
Delivering medications safely and accurately is of great interest to researchers and, of course, to people who need them. So is restoring function to damaged body parts. Jin K. Montclare, an associate professor of chemical ...
Plastics are excellent insulators, meaning they can efficiently trap heat - a quality that can be an advantage in something like a coffee cup sleeve. But this insulating property is less desirable in products such as plastic ...
Biological tissues have complex mechanical properties – soft-yet-strong, tough-yet-flexible – that are difficult to reproduce using synthetic materials. An international team has managed to produce a biocompatible synthetic ...
It's called a nanoflower, but if you could brush your cheek against its microscopic petals, you would find them cool, hard and … rusty.
A team of researchers with Purdue University has demonstrated the highest reported conductivity for an organic radical polymer to date, moving another step closer to their use in electronics. In their paper published in the ...
Organic light-emitting diodes (OLEDs) are used in smartphones and televisions to facilitate the high-contrast display of colours. Conjugated polymers are also often employed as organic semiconductors in such diodes. Researchers ...
Researchers from Tokyo Metropolitan University used a light-sensitive iridium-palladium catalyst to make "sequential" polymers, using visible light to change how building blocks are combined into polymer chains. By simply ...
Epoxy resins or epoxies are organic compounds that can be hardened into adhesive materials with excellent thermal stability, mechanical strength, and chemical resistance. The hardening or 'curing' results from cross-linking ...
If scientists are ever going to deliver on the promise of implantable artificial organs or clothing that dries itself, they'll first need to solve the problem of inflexible batteries that run out of juice too quickly. They're ...
Breath analysis in disease diagnostics is a promising research field, and the advances in instrumentation allows the accurate detection of metabolites. But not only the health status of patients, but also the preservation ...
A team from MSU, with international and Russian colleagues, has found that mixing dendrimers (tree-like polymers) and proteins induces spontaneous multilayer films. They are easily formed and retain the activity and function ...
The intrinsic structure of amorphous polymers is highly disordered with long, entangled molecular chains. They are usually considered as thermal insulators due to their ultra-low thermal conductivity. One effective way to ...
Rice University scientists plan to employ the power of the sun to build functional synthetic polymers using photosensitive quantum dots—microscopic semiconducting particles—as a catalyst.
In nature, colors can serve as a form of communication, but they can also hide animals and plants, camouflaging them from sight. Researchers now report in ACS Applied Materials & Interfaces that they have developed polymers ...
Combining flexible and stiff materials has bestowed bamboo with a strength-to-weight ratio that rivals steel. Gradually transitioning from a soft to hard substance allows the squishy squid to slice up prey with rigid, scissor-like ...
Whether for separation processes, photovoltaics, catalysis, or electronics, porous polymer membranes are needed in many fields. Membranes with micropores that switch between different shapes and/or sizes would expand the ...
LMU researchers have disproven the conventional theory used to explain the dynamics of polymer solutions. They show that for biopolymers collective effects facilitate chain mobility, which is reminiscent of the behavior of ...
A team of researchers at the Institute of Synthetic Polymer Materials of the Russian Academy of Sciences, MIPT and elsewhere has determined how the regularity of polypropylene molecules and thermal treatment affect the mechanical ...
Picture a tiny, makeshift muscle that can curl a 20 milligram suspended weight when exposed to light. Under the right conditions, another mix packs enough power to bench-press a dime.
If you've got an unemployed, 30-year-old adult child still living in the basement, fear not.
Scientists have developed some of the tiniest magnets to date, just 3-7 nanometers (nm) in size. Due to their small dimensions and high thermal stability, as well as the simple self-assembly process used to make them, the ...
A recent flood of research scholarship on electronic transport in low-dimensional (2-D or 1D) materials like graphene or carbon nanotubes reflects the tremendous potential of these materials to unveil a deeper understanding ...
The idea that light has momentum is not new, but the exact nature of how light interacts with matter has remained a mystery for close to 150 years. New research from UBC's Okanagan campus, recently published in Nature Communications, ...
European astronomers have recently conducted a study of a star-forming dwarf galaxy candidate located in the halo of the galaxy NGC 4634. The new research, presented in a paper published August 8 on the arXiv pre-print server, ...
In the darkest and coldest parts of its polar regions, a team of scientists has directly observed definitive evidence of water ice on the Moon's surface. These ice deposits are patchily distributed and could possibly be ancient. ...
More than an eon ago, the sun shone dimmer than it does today, but the Earth stayed warm due to a strong greenhouse gas effect, geoscience theory holds. Astronomer Carl Sagan coined this "the Faint Young Sun Paradox," and ...
Researchers have found that seawater can replace freshwater to produce the sustainable fuel Bioethanol, reducing the need to drain precious resources.
The mass of a very young exoplanet has been revealed for the first time using data from ESA's star mapping spacecraft Gaia and its predecessor, the quarter-century retired Hipparcos satellite.
A major obstacle to in-cell genome editing is, well, the cell itself.
Bacteria cause many serious illnesses, from food poisoning to pneumonia. The challenge for scientists is that disease-causing bacteria are extraordinarily resilient. For example, when bacteria like Escherichia coli (E. coli) ...
Scientists have pinpointed a key gene that controls segmentation during spider development, which reveals a further similarity to the control of segmentation in insects, a study in eLife reports.
New data revealing two tectonic plates fused to form a single Antarctic Plate 15 million years later than originally predicted and this extra motion has major implications for understanding of the tectono-volcanic activity ...
A little-studied plant cellular complex plays an essential role in a biological process—vacuole fusion—critical to plant growth and development, according to new research from North Carolina State University. The findings ...
Discovered more than half a century ago in Kenya and sitting in museum storage ever since, the roughly 20-million-year-old fossil Propotto leakeyi was long classified as a fruit bat.
Innovations in microscale electronics, medicine, combustion and scores of other technologies depend on understanding and predicting the behavior of electricity on the smallest of length scales. Scientists already have a good ...
Ceramic materials are used in nuclear, chemical and electrical power generation industries because of their ability to withstand extreme environments. However, at high temperatures, ceramics are susceptible to thermal-shock ...
Curtin researchers using 'stunt spiders' found male trapdoor spiders leaving their burrows to mate faced predators such as birds, lizards and rodents all year round while wasps posed a threat only in summer.
In recent decades, scientists have noted a surge in Arctic plant growth as a symptom of climate change. But without observations showing exactly when and where vegetation has bloomed as the world's coldest areas warm, it's ...
A large team of researchers from China, Taiwan and Australia has found evidence of faster-than-expected shifts in Earth's magnetic polarity several thousand years ago. In their paper published in Proceedings of the National ...
They are especially good photocatalysts for the production of hydrogen by splitting water with solar energy: covalent organic frameworks based on triazines. For this application, the frameworks need to be in a nice regular ...
A team of researchers at the University of Delaware's Center for Catalytic Science and Technology (CCST) has discovered a novel two-step process to increase the efficiency of carbon dioxide (CO2) electrolysis, a chemical ...
Through the emerging field of optogenetics, a technology that allows genetically modified neurons in living tissue to be precisely controlled by means of light, scientists are attempting to gain a better understanding of ...
Rigs, shipwrecks and other structures in the North Sea could play a vital role in holding coral populations together and increasing their resilience, researchers say.
Building on a map that shows hundreds of thousands of microscopic images of human cells, an international research team is working with the gaming community and with artificial intelligence to gain a more granular understanding ...
Purdue University scientists have discovered the switch in plants that turns off production of terpenoids, compounds that play roles in plant physiology and are used by humans in everything from fragrances and flavoring to ...
A team of researchers affiliated with several institutions in the U.S. has found that reduced rainfall in western parts of the U.S. may be playing a more important role than increased temperatures in spreading more and bigger ...
Ralf Jungmann is interested in processes that take place within unbelievably tiny spatial dimensions. Jungmann holds a professorship in experimental physics at Ludwig-Maximilians-Universitaet (LMU) in Munich, and heads a ...
In January, raging storms caused medical emergencies along the U.S. East Coast, prompting the Red Cross to issue an urgent call for blood donations. The nation's blood supply was especially in need of O-type blood that can ...
For thousands of years, people in the Middle East and South America have extracted water from the air to help sustain their populations. Drawing inspiration from those examples, researchers are now developing a lightweight, ...
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