Last update Nations at climate talks back universal emissions rules, 1 hour ago
Pulling off a Band-Aid may soon get a lot less painful.
A cheap and effective new catalyst developed by researchers at the University of California, Berkeley, can generate hydrogen fuel from water just as efficiently as platinum, currently the best—but also most expensive—water-splitting ...
Collagen is the fundamental building block of muscles, tissues, tendons, and ligaments in mammals. It is also widely used in reconstructive and cosmetic surgery. Although scientists have a good understanding about how it ...
In the simplest chemical reaction in nature, the a well-known conical intersection exists between the ground and first excited state. Therefore, the H + H2 reaction and its isotopic variants have long been the benchmark system ...
In the journal Science, Argonne chemists have identified a new catalyst that maximizes the effectiveness of platinum.
Materials such as poly(ε-caprolactone) are used as scaffolds in bone tissue engineering, but their inherent hydrophobicity and surface smoothness can impair cell attachment, proliferation and differentiation in the lab, ...
"Urban mining", the recycling of precious metals from electronic gadgets, becomes ever more important, although processes that are both efficient and environmentally benign are still scarce. An international team of scientists ...
Argonne researchers have demonstrated a new technique's viability for membranes.
Portland State University researchers have made a significant breakthrough by developing the 3-D structure of proteins from inside the eye lens that control how cells communicate with each other, which could open the door ...
Working with a Nobel Prize-winning biophysicist, a team of researchers at Virginia Commonwealth University has gained the clearest view yet of a patch of cell membrane and its components, revealing unexpected structures and ...
Like people in a large company, proteins in cells constantly interact with each other to perform various jobs. To develop new disease therapies, researchers are trying to control these interactions with small-molecule drugs ...
Olefins are simple compounds of hydrogen and carbon but represent the building blocks of chemistry, and are vital for the synthesis of materials from polymers and plastics to petrochemicals. However, olefin production requires ...
How can you make medicines in space?
Researchers at ETH have developed and manufactured a family of architectures that maximises the stiffness of porous lightweight materials. It's practically impossible to develop stiffer designs.
An international team of physicists and materials scientists from NUST MISIS, Bayerisches Geoinstitut (Germany), Linkoping University (Sweden), and the California Institute of Technology (U.S.) has discovered an "impossible" ...
Investigators from Brigham and Women's Hospital are developing an automated, low-cost tool to predict a woman's ovulation and aid in family planning. Capitalizing on advancements in several areas, including microfluidics, ...
Yale scientists have taken a novel approach to unraveling the complex structure and regulation of enzymes: They Googled it.
In a recent study published in Science Advances, materials scientists Julie A. Jackson and colleagues presented a new class of materials architecture called field-responsive mechanical metamaterials (FRMM). The FRMMs exhibit ...
A team of engineers at the University of Delaware has developed a method to use CRISPR/Cas9 technology to set off a cascade of activities in cells, a phenomenon known as conditional gene regulation. Their method, described ...
A new study by investigators from Brigham and Women's Hospital provides a biophysical and structural assessment of a critical immune regulating protein called human T-cell immunoglobulin and mucin domain containing protein-3 ...
Researchers at John Innes Centre have shed light on how catnip—also known as catmint—produces the chemical that sends cats into a state of wanton abandon.
Scientists and engineers have long been interested in synthesizing peptides—chains of amino acids responsible for conducting many functions within cells—to both mimic nature and to perform new activities. A designed peptide, ...
In a discovery that could pave the way for new materials and applications, materials scientists at Rensselaer Polytechnic Institute have found that oscillating loads at certain frequencies can lead to several-fold increases ...
Inspired by nature, Chinese scientists have produced a synthetic analogue to vulcanized natural rubber. Their material is just as tough and durable as the original. In the journal Angewandte Chemie, they reveal the secret ...
Natural mother-of-pearl, such as mussels, is one of the hardest, most stable and stiff natural materials. Researchers have always been fascinated by it. The structure of mother-of-pearl is exquisite under the electron microscope; ...
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It's the holiday season and the time of year when there are plenty of libations at nearly every event and or celebration. However, you may not be aware of all the ingredients in your favorite libation, especially if that ...
Protein chains typically fold to function. Folding is a complex process and if done correctly leads to a unique functional fold topology for a given protein chain. Other topologies are also possible but are often non-functional ...
Researchers are investigating ways to improve biodiesel production by using electrical fields to break open microalgae cells with varied results, according to a new study in the Pertanika Journal of Science & Technology.
Machine learning algorithms can predict stock market fluctuations, control complex manufacturing processes, enable navigation for robots and driverless vehicles, and much more.
In 1994, Chinese university student Zhu Ling began experiencing stomach pain, hair loss and partial paralysis. By the time doctors diagnosed Ling with thallium poisoning about four months later, she was in a coma. Ling survived, ...
Babies born with pontocerebellar hypoplasia type Ib often do not survive past one year. Born with an underdeveloped brain, infants struggle to move, feed and even breathe.
Saint Nick faces a host of hazards during the holiday season, from the calories in cookies to the dying embers in your fireplace.
Researchers at Kanazawa University report in the Journal of Organic Chemistry that carboxylic acids, functional groups contained in biomolecules, drugs and materials, can be readily modified by light-induced organic reactions ...
A team from Siberian Federal University (SFU) has suggested a new method for automatic composition analysis of electrolyte samples from electrolysis baths. It will provide for more accurate technological control and increase ...
I.M. Sechenov of First Moscow State Medical University teamed up with Irish colleagues to develop a new imaging approach for tissue engineering. The team produced hybrid biosensor scaffold materials based on cellulose matrices ...
Hot chocolate can trace its roots to the bygone days of the Mayan civilisation and Aztec empire. The drink was originally made from the fermented nibs of the 'food of the gods' - the cocoa or cacao plant—and consumed during ...
Aging often improves the flavor of wine, but sometimes the beverage emerges from storage with an unpleasant smell. One of the prime culprits is hydrogen sulfide (H2S), which can give the affected wine an aroma of sewage or ...
Industry consumes large quantities of crude oil to produce basic substances for drugs, cosmetics, plastics, or food. However, these processes consume a lot of energy and produce waste. Biological processes with enzymes are ...
A research group from Oulu University has developed a method capable of producing the natural sweetener brazzein. Production of brazzein as a good tasting sweetener has long been in development but until now, no solution ...
Russian chemists from NUST MISIS have developed a new hybrid catalyst for carbon monoxide oxidation consisting of hexagonal boron nitride and silver nanoparticles. This material makes it possible to get a full conversion ...
Applying a new method, technologists and materials scientists will be able to quickly, accurately and nondestructively obtain information about the microstructure and functionality of transparent materials including single ...
A team of Siberian scientists and foreign colleagues calculated the parameters that influence the intensity of the reaction between carbon nanotubes and phthalocyanines—complex nitrogen-containing compounds. Hybrid constructions ...
The development of future technologies that are not based on mineral oil and can be used for producing chemicals and plastics is one of the major tasks in modern materials science and a key challenge that needs to be addressed ...
Between 1995 and 2003, NASA's Galileo spacecraft made several flybys of Jupiter's moon, Europa. Several findings from observations of the moon pointed to evidence of a liquid ocean beneath Europa's icy surface. The ocean, ...
The remarkable exoplanet discoveries made by the Kepler and K2 missions have enabled astronomers to begin to piece together the history of the Earth and to understand how and why it differs from its diverse exoplanetary cousins. ...
Since the 1960s, scientists have known of a modification that occurs to a particular molecule in muscles, especially after exercise. What scientists haven't known is how that modification happens, or even why.
A new laser-pointing platform developed at MIT may help launch miniature satellites into the high-rate data game.
To trace which proteins are produced and when, researchers say, just follow the ribosome "footprints."
Dutch ranger Andre Donker sighs as he looks out at the rippling grey waters of the Markermeer, one of Europe's largest freshwater lakes. "Once upon a time it was teeming with fish here," he says.
Faced with images of turtles smothered by plastic bags, beaches carpeted with garbage and islands of trash floating in the oceans, environmentalists say the world is waking up to the need to tackle plastic pollution at the ...
Astronomers have captured one of the most detailed views of a young star taken to date, and revealed an unexpected companion in orbit around it.
As a principal investigator in the NASA Ames Exobiology Branch, Andrew Pohorille is searching for the origin of life on Earth, yet you won't find him out in the field collecting samples or in a laboratory conducting experiments ...
Hundreds of dams are being proposed for Mekong River basin in Southeast Asia. The negative social and environmental consequences—affecting everything from food security to the environment—greatly outweigh the positive ...
It's that time of year when children look forward to a stocking full of presents—but the first international academic "Santa survey" shows many adults also wish they still believed in Father Christmas and some had felt ...
On Sunday, Dec. 16, the comet known as 46P/Wirtanen will make one of the 10 closest comet flybys of Earth in 70 years, and you may even be able to see it without a telescope.
Hawksbill turtles aren't the only marine turtles threatened by the destabilizing effects of climate change, but a new study from researchers at Florida State University shows that this critically endangered species could ...
On Nov. 26, NASA's InSight mission knew the spacecraft touched down within an 81-mile-long (130-kilometer-long) landing ellipse on Mars. Now, the team has pinpointed InSight's exact location using images from HiRISE, a powerful ...
A team of researchers with members affiliated with several institutions in the U.S. and China has found two stalagmites that offer a way to improve the accuracy of the carbon-14 dating technique. In their paper published ...
A pair of researchers, one with the Langevin Institute, the other a company called Greenerwave, both in France, has developed a way to use ordinary Wi-Fi signals to perform analog, wave-based computations. In their paper ...
Nano-sized particles already make bicycles and tennis rackets lighter and stronger, protect eyeglasses from scratches, and help direct chemotherapy drugs to cancer cells. But their usefulness depends on being able to precisely ...
A very large team of researchers from multiple institutions in the U.S. has concluded that the Kilauea volcanic eruption that occurred over this past summer represented an unprecedented volcanic event. In their paper published ...
Scientists in Finland have developed what they believe is the world's first vaccine to protect bees against disease, raising hopes for tackling the drastic decline in insect numbers which could cause a global food crisis.
It is said that "clothes maketh the man."
Complexity in nature often results from self-assembly, and is considered particularly robust. Compact clusters of elemental particles can be shown to be of practical relevance, and are found in atomic nuclei, nanoparticles ...
The history of our climate is written in ice. Reading it is a matter of deciphering the complex signals pulled from tens of thousands of years of accumulated isotopes frozen miles below the surface of Antarctica.
The development of spintronics depends on materials that guarantee control over the flow of magnetically polarized currents. However, it is hard to talk about control when the details of heat transport through the interfaces ...
On the night of December 13, into the morning of December 14, 2018, tune into the night sky for a dazzling display of fireballs. Thanks to the International Space Station, this sky show – the Geminids meteor shower—will ...
Whether by land or by sea, mammals live in a diverse variety of protective skins adapted against the elements, from swimming in the deepest azure oceans to climbing precipitous mountain peaks.
A new study led by Western University's Natasha Mhatre shows that body dynamics and posture are crucial to how black widow spiders decode the important vibrations that travel through their webs and up their legs. Black widows ...
Magnetic field lines tangled like spaghetti in a bowl might be behind the most powerful particle accelerators in the universe. That's the result of a new computational study by researchers from the Department of Energy's ...
The speed and distance at which planets orbit their respective blazing stars can determine each planet's fate—whether the planet remains a longstanding part of its solar system or evaporates into the universe's dark graveyard ...
Scientists at the Francis Crick Institute have discovered a set of simple rules that determine the precision of CRISPR/Cas9 genome editing in human cells. These rules, published in Molecular Cell, could help to improve the ...
A new study published by Science this week has found that scientific evidence supporting the EPA's 2009 Endangerment Finding for greenhouse gases is even stronger and more conclusive now. This finding could strengthen challenges ...
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