Polymers
Sustainable, high-performance paper coating material could reduce microplastic pollution
Plastic pollution presents a global challenge that must be solved. In particular, packaging accounts for 30–50% of the total plastic consumption. While paper packaging is eco-friendly, it lacks crucial functionalities like ...
36 minutes ago
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Molecular & Computational biology
Escaped GMO canola plants persist long-term, but may be losing their engineered resistance to pesticides
Populations of canola plants genetically engineered to be resistant to herbicides can survive outside of farms, but may be gradually losing their engineered genes, reports a new study led by Cynthia Sagers of Arizona State ...
8 minutes ago
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Astronomers observe jet reorientation in 'Death Star' black holes
Huge black holes are firing powerful beams of particles into space—and then changing their aim to fire at new targets. This discovery, made using NASA's Chandra X-ray Observatory and the U.S. National Science Foundation ...
Astronomy
47 minutes ago
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Study reveals cuddled cows who work as therapy animals show a strong preference for women compared to men
A new study, titled "Cow Cuddling: Cognitive Considerations in Bovine-Assisted Therapy" published in the Human-Animal Interactions journal, reveals that cows who are cuddled as therapy animals showed a strong preference for ...
Plants & Animals
25 minutes ago
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Ancient Mycenaean armor tested by Marines and pronounced suitable for extended combat
A famous Mycenaean suit of armor was not just ceremonial, but suitable for extended combat, according to a study published May 22 in the open-access journal PLOS ONE by Andreas Flouris of the University of Thessaly, Greece ...
Archaeology
8 minutes ago
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Researchers show how to use 'topological tweezers' to control active fluids
University of Michigan physicists have devised a way to manipulate active fluids, a type of fluid composed of individual units that can propel themselves independently, by taking advantage of topological defects in the fluids.
General Physics
1 hour ago
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9
Study maps human uptake of microplastics across 109 countries
Southeast Asian countries such as Indonesia, Malaysia and the Philippines top the global per capita list of dietary uptakes of microplastics, while China, Mongolia and the United Kingdom top the list of countries that breathe ...
Environment
1 hour ago
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Wearable devices get signal boost from new material
A new material that moves like skin while preserving signal strength in electronics could enable the development of next-generation wearable devices with continuous, consistent wireless and battery-free functionality.
Engineering
44 minutes ago
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Study suggests optogenetics can drive muscle contraction with greater control, less fatigue than electrical stimulation
For people with paralysis or amputation, neuroprosthetic systems that artificially stimulate muscle contraction with electrical current can help them regain limb function. However, despite many years of research, this type ...
Biomedical technology
8 minutes ago
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The smoking of fentanyl is rising in San Francisco: A deadly new risk for overdose
Now that smoking has replaced injecting as the most common way to consume fentanyl, UCSF researchers have uncovered an increased risk of fatal overdose from the residue that accumulates in smoking equipment.
Addiction
8 minutes ago
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The Future is Interdisciplinary
Find out how ACS can accelerate your research to keep up with the discoveries that are pushing us into science’s next frontier
Medical Xpress
New tool can detect tiny protein clumps associated with neurodegenerative disorders
New strain of vaccinia virus can induce immunogenic cell death in tumors
New study shows how cancer cells exploit the immune system
A dangerous diagnosis: How 'excited delirium' shapes police perception
One in two children with ADHD experience emotional problems, study finds
Tech Xplore
A method to mitigate hallucinations in large language models
New flexible film detects eyelash proximity in blink-tracking glasses
Meta introduces Chameleon, an early-fusion multimodal model
AI dominates annual Paris startup event VivaTech
OpenAI says AI is 'safe enough' as scandals raise concerns
Govts, tech firms vow to cooperate against AI risks at Seoul summit
Gamers say they hate 'smurfing,' but admit they do it
New insights into the degradation dynamics of organic material in the seafloor
The long-term deposition of organic material in sediments on the ocean floor is a key process in the global carbon cycle. The question of whether, from a chemical perspective, the deposited material is more similar to marine ...
Earth Sciences
1 hour ago
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Farm wastewater modeling shows footbaths are source of antimicrobial resistance
New research has mapped wastewater flows on farms and revealed where spikes in antibiotic resistant bacteria in slurry occur, showing that water from copper and zinc footbaths used by dairy animals can cause fluctuations.
Cell & Microbiology
1 hour ago
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New metal-free porous framework materials may have potential for hydrogen storage
Researchers at the University of Liverpool and the University of Southampton have used computational design methods to develop non-metal organic porous framework materials, with potential applications in areas such as catalysis, ...
Analytical Chemistry
1 hour ago
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Artificial nanomagnets inspire mechanical system with memory capability
An international research team including Los Alamos National Laboratory and Tel Aviv University has developed a unique, mechanical metamaterial that, like a computer following instructions, can remember the order of actions ...
Condensed Matter
1 hour ago
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14
Streamlined microcomb design provides control with the flip of a switch
Light measurement devices called optical frequency combs have revolutionized metrology, spectroscopy, atomic clocks, and other applications. Yet challenges with developing frequency comb generators at a microchip scale have ...
Optics & Photonics
1 hour ago
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The tunable coupling of two distant superconducting spin qubits
Quantum computers, computing devices that leverage the principles of quantum mechanics, could outperform classical computing on some complex optimization and processing tasks. In quantum computers, classical units of information ...
Unlocking the secrets of supercritical fluids: Study offers insights into a hybrid state of matter
A study now published in Nature Communications brings remarkable insights into the enigmatic behavior of supercritical fluids, a hybrid state of matter occupying a unique space between liquids and gases, and arising in domains ...
General Physics
1 hour ago
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Research team uncovers mechanism for spikelet development in barley
The inflorescence architecture of crop plants like barley is predominantly regulated by meristem activity and fate, which play a critical role in determining the number of floral structures for grain production.
Molecular & Computational biology
1 hour ago
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Sweet move: A modified sugar enhances antisense oligonucleotide safety and efficacy for treating CNS disease
Researchers have found that a newly developed modified sugar increases the efficacy and safety of antisense oligonucleotides designed to treat central nervous system disease.
Genetics
1 hour ago
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14
Using wobbling stellar material, astronomers measure the spin of a supermassive black hole for the first time
Astronomers at MIT, NASA, and elsewhere have a new way to measure how fast a black hole spins, by using the wobbly aftermath from its stellar feasting.
Astronomy
3 hours ago
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European Space Agency selects two firms to build ISS cargo vehicle
The European Space Agency announced Wednesday it has selected two companies to develop a vehicle to transport cargo to the International Space Station by 2028, in a potential first step towards independent missions carrying ...
Researchers discover distinct life cycle stages of the ectosymbiotic DPANN archaeon Nanobdella aerobiophila
Archaea are ubiquitous microorganisms whose evolution shaped the biosphere of Earth. Their evolutionary paths are truly fascinating. A great example is an ectosymbiotic lifestyle which is found among DPANN archaea.
NASA's heliophysics experiment to study the sun on European mission
NASA announced Tuesday it selected a new instrument to study the sun and how it creates massive solar eruptions. The agency's Joint EUV coronal Diagnostic Investigation, or JEDI, will capture images of the sun in extreme ...
Calls for regulatory action to strengthen biodiversity disclosures
An international team of experts calls for a regulatory approach to ensure the effectiveness of business disclosures in the Kunming-Montreal Global Biodiversity Framework (KMGBF), a landmark agreement ratified by Parties ...
Packaged-meat labels that show freshness could replace use-by dates, reducing food waste
Patches that change color as raw meat freshness deteriorates in sealed refrigerated products could soon become a reality on supermarket shelves, making it easier for shoppers to know if it's still good to eat and reducing ...
Previously unknown dormouse habitat identified
Bayreuth researchers have shown for the first time that the dormouse, which is strictly protected in Germany, not only uses woody structures as a habitat, but also reed beds. The study is published in the Journal of Vertebrate ...
Machine learning accelerates discovery of high-performance metal oxide catalysts
Researchers have harnessed the power of artificial intelligence to significantly advance the discovery and optimization of multicomponent metal oxide electrocatalysts for the oxygen reduction reaction (ORR).
Study finds Black and Hispanic Americans are disproportionately exposed to wider temperature swings
Extreme heat can harm human health, but so can extreme temperature swings. Large daily temperature variation (DTV) has been associated with elevated mortality in studies around the world. Trees and other vegetation can lower ...
A diaspora-based model of human migration
How do migrants choose their destinations? Existing models, known as "gravity models," use population size and travel distance as explanatory variables—and often fail, especially at the neighborhood scale. Many migrants ...
Researchers track secret Russian missile launchers in Ukraine using public satellite data
In the occupied far east of Ukraine, Russian forces are aiming waves of missiles against Ukrainian civilian targets. Each of Russia's state-of-the-art missile launch systems costs more than US$100 million (A$150 million). ...
International development can tackle the climate and migration crises together
Without immediate action to help the world's most vulnerable people adapt to climate change, millions face the prospect of their homes becoming unlivable, with no option but to leave.
Chamber pots, shared toilets and DIY plumbing: China's toilet revolution exposes social inequalities
Urbanization in China tends to be depicted in terms of towering skyscrapers and multilane highways—the city reaching upwards and outwards. Not much thought is given to the vast, but less eye-catching, urban infrastructure ...
As governments crack down on fast fashion's harms, could Shein lose its shine?
Fast-fashion brand Shein expressed interest last year in listing on the New York Stock Exchange (NYSE). But, having met some opposition from US politicians, including Republican Florida senator Marco Rubio, it has now reportedly ...
TikTok law threatening a ban if the app isn't sold raises First Amendment concerns
TikTok, the short-video company with Chinese roots, did the most American thing possible on May 7, 2024: It sued the U.S. government, in the person of Attorney General Merrick Garland, in federal court. The suit claims the ...
Are some routes more prone to air turbulence? Will climate change make it worse? Your questions answered
A little bit of turbulence is a common experience for air travelers. Severe incidents are rare—but when they occur they can be deadly.
Chickens, ducks, seals and cows: A dangerous bird flu strain is knocking on Australia's door
A dangerous strain of avian influenza (bird flu) is now wreaking havoc on every continent except Australia and the rest of Oceania. While we remain free from this strain for now, it's only a matter of time before it arrives.
Glass half empty? What climate change means for Canada's wine industry
Wine has long been synonymous with good times, celebration and an appreciation of the finer things in life.
French, Belgian astronauts named next Europeans to fly to ISS
France's Sophie Adenot and Belgium's Raphael Liegeois will be the first two from a new class of European astronauts to blast off to the International Space Station, the European Space Agency said Wednesday.
Climate-smart marine spatial planning in Antarctica can be a model for the global ocean
In a paper now published in Science, researchers from leading institutions worldwide propose a comprehensive strategy that connects the latest scientific insights to action on the high seas. The team developed a policy pathway ...
Wolverines to return to Colorado decades after near-extermination in the West
A solitary, wandering weasel species capable of traversing mountain passes and covering up to 15 miles a day will return to Colorado after a century-long absence.
