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'Dancing molecules' heal cartilage damage
https://www.sciencedaily.com/releases/2024/07/240726193211.htm
Published: July 26, 2024 19:32
New therapy uses synthetic nanofibers to mimic the natural signaling of a protein that is crucial for cartilage formation and maintenance. Researchers found that intensifying the motion of molecules within the nanofibers led to more components needed for…
Climate is most important factor in where mammals choose to live, study finds
https://www.sciencedaily.com/releases/2024/07/240726132957.htm
Published: July 26, 2024 13:29
Using data from 6,645 camera traps across the United States, researchers mapped populations of 25 mammal species. They determined that climate, not human activity, was the primary factor in mammals deciding where to live.
New understanding of fly behavior has potential application in robotics, public safety
https://www.sciencedaily.com/releases/2024/07/240726113422.htm
Published: July 26, 2024 11:34
Scientists have identified an automatic behavior in flies that helps them assess wind conditions -- its presence and direction -- before deploying a strategy to follow a scent to its source. The fact that they can do this is surprising -- can you tell if…
Building bridges between cells for brain health
https://www.sciencedaily.com/releases/2024/07/240726113357.htm
Published: July 26, 2024 11:33
The brain contains many cell types, from the prominent neurons to the lesser-known microglia. The latter are integral to the brain's immune system and play a crucial role as the brain's cleanup crew. A recent study highlights that microglia establish…
A rare form of ice at the center of a cool new discovery about how water droplets freeze
https://www.sciencedaily.com/releases/2024/07/240726113349.htm
Published: July 26, 2024 11:33
Researchers explain a new mechanism for ice formation. Ice can form near the free surface of a water droplet via small precursors with a structure resembling ice 0. These are readily formed by negative pressure effects due to surface tension, creating…
Lampreys possess a 'jaw-dropping' evolutionary origin
https://www.sciencedaily.com/releases/2024/07/240726113343.htm
Published: July 26, 2024 11:33
Lampreys are one of only two living jawless vertebrates Jaws are formed by a key stem cell population called the neural crest New research reveals the gene regulatory changes that may explain morphological differences between jawed and jawless vertebrates.
Researchers develop state-of-the-art device to make artificial intelligence more energy efficient
https://www.sciencedaily.com/releases/2024/07/240726113337.htm
Published: July 26, 2024 11:33
Engineering researchers have demonstrated a state-of-the-art hardware device that could reduce energy consumption for artificial intelligent (AI) computing applications by a factor of at least 1,000.
Have a seat, doctor: Study suggests eye-level connection makes a difference in hospitals
https://www.sciencedaily.com/releases/2024/07/240726113335.htm
Published: July 26, 2024 11:33
When doctors sit at hospitalized patients' bedsides, it can have a more positive impact than if they stand, a review of data suggests -- but a new study seeks to find out for sure.
'Prelude' to neuromuscular disease SMA may offer chances for better treatment
https://www.sciencedaily.com/releases/2024/07/240726113318.htm
Published: July 26, 2024 11:33
Spinal muscular atrophy (SMA) is a severe neurological disease for which there is presently no cure, although current therapies can alleviate symptoms. In the search for better treatment options, scientists are now drawing attention to previously unnoticed…
Folded peptides are more electrically conductive than unfolded peptides
https://www.sciencedaily.com/releases/2024/07/240725193917.htm
Published: July 25, 2024 19:39
What puts the electronic pep in peptides? A folded structure, according to a new study. Researchers combined single-molecule experiments, molecular dynamics simulations and quantum mechanics to validate the findings.
New drug shows promise in clearing HIV from brain
https://www.sciencedaily.com/releases/2024/07/240725193914.htm
Published: July 25, 2024 19:39
An experimental drug originally developed to treat cancer may help clear HIV from infected cells in the brain, according to a new study. By targeting infected cells in the brain, drug may clear virus from hidden areas that have been a major challenge in…
'Kink state' control may provide pathway to quantum electronics
https://www.sciencedaily.com/releases/2024/07/240725193911.htm
Published: July 25, 2024 19:39
The key to developing quantum electronics may have a few kinks. According to researchers, that's not a bad thing when it comes to the precise control needed to fabricate and operate such devices, including advanced sensors and lasers. The researchers…
New research in fatty liver disease aims to help with early intervention
https://www.sciencedaily.com/releases/2024/07/240725154840.htm
Published: July 25, 2024 15:48
A new study brings researchers closer to better understanding the pathology of the fatty liver disease MASH, which stands for metabolic dysfunction-associated steatohepatitis. MASH is a consequence of poor diet and obesity and results in severe damage to…
Chemical analyses find hidden elements from renaissance astronomer Tycho Brahe's alchemy laboratory
https://www.sciencedaily.com/releases/2024/07/240725154836.htm
Published: July 25, 2024 15:48
Danish Tycho Brahe was most famous for his contributions to astronomy. However, he also had a well-equipped alchemical laboratory where he produced secret medicines for Europe's elite.
Nitrogen emissions have a net cooling effect: But researchers warn against a climate solution
https://www.sciencedaily.com/releases/2024/07/240725154823.htm
Published: July 25, 2024 15:48
An international team of researchers has found that nitrogen emissions from fertilizers and fossil fuels have a net cooling effect on the climate. But they warn increasing atmospheric nitrogen has further damaging effects on the environment, calling for an…
New Zealand's flightless birds are retreating to moa refuges
https://www.sciencedaily.com/releases/2024/07/240725154812.htm
Published: July 25, 2024 15:48
Researchers have found New Zealand's endangered flightless birds are seeking refuge in the locations where six species of moa last lived before going extinct.
Indoor solar cells that maximize the use of light energy
https://www.sciencedaily.com/releases/2024/07/240725154808.htm
Published: July 25, 2024 15:48
Chemists have synthesized materials that can improve solar elements for indoor use. Such photovoltaic cells, which can also be integrated into various electronic devices, generate electricity even in low-light conditions.
How molecular interactions make it possible to overcome the energy barrier
https://www.sciencedaily.com/releases/2024/07/240725154806.htm
Published: July 25, 2024 15:48
Non-reciprocal interactions allow the design of more efficient molecular systems. Scientists now propose a mechanism on how energy barriers in complex systems can be overcome. These findings can help to engineer molecular machines and to understand the…
Quantum sensor for the atomic world
https://www.sciencedaily.com/releases/2024/07/240725154759.htm
Published: July 25, 2024 15:47
In a scientific breakthrough, an international research team has developed a quantum sensor capable of detecting minute magnetic fields at the atomic length scale. This pioneering work realizes a long-held dream of scientists: an MRI-like tool for quantum…
Physical training improves quality of life in advanced breast cancer
https://www.sciencedaily.com/releases/2024/07/240725154757.htm
Published: July 25, 2024 15:47
Targeted physical training can improve the quality of life of patients with metastatic breast cancer and alleviate fatigue. This is shown by an international randomized multicenter study. In the course of the training program, which included two sessions…
Size doesn't matter for mammals with more complex brains
https://www.sciencedaily.com/releases/2024/07/240725154746.htm
Published: July 25, 2024 15:47
Mammals that have evolved more developed brains tend to have a smaller size difference between males and females of that species, according to new research.
Warming has more impact than cooling on Greenland's 'firn'
https://www.sciencedaily.com/releases/2024/07/240725154739.htm
Published: July 25, 2024 15:47
A new study finds disproportionate effects of temperature shifts on an icy glacier layer.
Sodium channels in breast cancer cells a promising target for future treatments, study reveals
https://www.sciencedaily.com/releases/2024/07/240725154734.htm
Published: July 25, 2024 15:47
A new study adds to evidence which suggests treating breast cancer patients with sodium channel blockers could be a promising future treatment to prevent the spread of cancer during the gap between diagnosis and surgery.
Solar absorption by black carbon in fire clouds quantified
https://www.sciencedaily.com/releases/2024/07/240725154732.htm
Published: July 25, 2024 15:47
Aerosol scientists quantify the extent of light absorption by black carbon in fire clouds to better model climate impacts of extreme wildfire events.
Artificial blood vessels could improve heart bypass outcomes
https://www.sciencedaily.com/releases/2024/07/240725154723.htm
Published: July 25, 2024 15:47
3D-printed blood vessels, which closely mimic the properties of human veins, could transform the treatment of cardiovascular diseases. Strong, flexible, gel-like tubes -- created using a novel 3D printing technology -- could improve outcomes for heart…
Scientists identify key protein behind spread of shingles virus
https://www.sciencedaily.com/releases/2024/07/240725154721.htm
Published: July 25, 2024 15:47
Scientists have discovered a new evasion strategy used by the varicella zoster virus, which causes chickenpox and shingles, that may allow it to affect tissues far from the original site of infection.
Method enables fast, accurate estimates of cardiovascular state to inform blood pressure management
https://www.sciencedaily.com/releases/2024/07/240725154719.htm
Published: July 25, 2024 15:47
A new mathematical method, validated with experimental animal data, provides a fast, reliable and minimally invasive way of determining how to treat critical blood pressure changes during surgery or intensive care.
Space-trekking muscle tests drugs for microgravity-induced muscle impairment
https://www.sciencedaily.com/releases/2024/07/240725154715.htm
Published: July 25, 2024 15:47
A gentle rumble ran under a researcher's feet as a rocket carrying her research -- live, human muscle cells grown on scaffolds fixed on tiny chips -- lifted off, climbed, and disappeared into the sky to the International Space Station National Laboratory.…
Great Salt Lake a significant source of greenhouse gas emissions
https://www.sciencedaily.com/releases/2024/07/240725154711.htm
Published: July 25, 2024 15:47
Newly announced research examining greenhouse gas emissions from the drying lake bed of Great Salt Lake, Utah, calculates that 4.1 million tons of carbon dioxide and other greenhouse gases were released in 2020. This research suggests that drying lake beds…
A recipe for zero-emissions fuel: Soda cans, seawater, and caffeine
https://www.sciencedaily.com/releases/2024/07/240725154708.htm
Published: July 25, 2024 15:47
Engineers discovered that when the aluminum in soda cans is purified and mixed with seawater, the solution produces hydrogen -- which can power an engine or fuel cell without generating carbon emissions. The reaction can be sped up by adding caffeine.
Study suggests preoperative iron infusions work better than blood transfusions for some anemic patients
https://www.sciencedaily.com/releases/2024/07/240725154706.htm
Published: July 25, 2024 15:47
In a rigorous medical records study covering tens of thousands of patients, researchers conclude that some patients with preoperative anemia have better outcomes if they get iron infusions before surgery rather than standard red blood cell transfusions.
Engineer develops technique that enhances thermal imaging and infrared thermography for police, medical, military use
https://www.sciencedaily.com/releases/2024/07/240725154704.htm
Published: July 25, 2024 15:47
A new method to measure the continuous spectrum of light is set to improve thermal imaging and infrared thermography.
Scientists study how to bring you 'climate-smart coffee'
https://www.sciencedaily.com/releases/2024/07/240725154702.htm
Published: July 25, 2024 15:47
Coffee beans consumed across the globe come from two species: Coffea arabica and Coffea canephora. By 2050, about 80% of Arabica production is predicted to decrease because of climate change. Researchers are investigating to see if they can find…
New study shows at-home colon cancer screening test reduces risk of colorectal cancer death, as effective as screening colonoscopy
https://www.sciencedaily.com/releases/2024/07/240725154658.htm
Published: July 25, 2024 15:46
A noninvasive colorectal cancer screening test that can be done at home could reduce the risk of colorectal cancer death by 33%, according to a new study.
Next-gen cooling system to help data centers become more energy efficient
https://www.sciencedaily.com/releases/2024/07/240725154656.htm
Published: July 25, 2024 15:46
Artificial intelligence (AI) is hot right now. Also hot: the data centers that power the technology. And keeping those centers cool requires a tremendous amount of energy. The problem is only going to grow as high-powered AI-based computers and devices…
Electrical currents may make body's cancer-killing cells even better killers
https://www.sciencedaily.com/releases/2024/07/240725154654.htm
Published: July 25, 2024 15:46
Scientists have discovered that electrical currents may make Natural Killer (NK) cells -- our very own cancer-killing immune cells -- even better killers, which could have significant implications for treating some cancers. The scientists found that Tumour…
Better way to produce green hydrogen
https://www.sciencedaily.com/releases/2024/07/240725154652.htm
Published: July 25, 2024 15:46
Researchers have developed a material that shows a remarkable ability to convert sunlight and water into clean energy.
Raindrops grow with turbulence in clouds
https://www.sciencedaily.com/releases/2024/07/240725154650.htm
Published: July 25, 2024 15:46
Tackling a long-time mystery, scientists have found that the turbulent movements of air in clouds play a key role in the growth of water droplets and the initiation of rain. The research can improve computer model simulations of weather and climate and…
How a bacterium supports healing of chronic diabetic wounds
https://www.sciencedaily.com/releases/2024/07/240725154647.htm
Published: July 25, 2024 15:46
New research shows that a certain bug, Alcaligenes faecalis (A. faecalis), can facilitate healing of hard-to-treat wounds among people with diabetes. While there are many studies done on potentially harmful bacteria in wounds, the researchers discovered…
Array pinpoints imprinted genes with potential links to disease
https://www.sciencedaily.com/releases/2024/07/240725154645.htm
Published: July 25, 2024 15:46
Researchers from North Carolina State University have developed an array that assesses methylation levels of genes located in imprint control regions (ICRs) within the human genome. The array represents a cost-effective, efficient method for exploring…
How evolution tamed a deadly virus and why we should still worry
https://www.sciencedaily.com/releases/2024/07/240725154643.htm
Published: July 25, 2024 15:46
Over the last century, a once-deadly mosquito-borne virus has evolved so that it no longer sickens humans. New research shows that changes in the virus's ability to target human cells paralleled the decline in illness and death. The findings offer…
Tackling industrial emissions begins at the chemical reaction
https://www.sciencedaily.com/releases/2024/07/240725154638.htm
Published: July 25, 2024 15:46
Researchers are proposing a new way to curb industrial emissions, by tapping into the 'atomic intelligence' of liquid metals to deliver greener and more sustainable chemical reactions.
Parched Central Valley farms depend on Sierras for groundwater
https://www.sciencedaily.com/releases/2024/07/240725154631.htm
Published: July 25, 2024 15:46
New research shows California's Central Valley, known as America's breadbasket, gets as much as half of its groundwater from the Sierra Nevadas. This is significant for a farming region that, in some parts, relies almost entirely on groundwater for…
Spin qubits go trampolining
https://www.sciencedaily.com/releases/2024/07/240725154603.htm
Published: July 25, 2024 15:46
Researchers have developed somersaulting spin qubits for universal quantum logic. This achievement may enable efficient control of large semiconductor qubit arrays. The research group recently published their demonstration of hopping spins and…
New gene therapy approach shows promise for Duchenne muscular dystrophy
https://www.sciencedaily.com/releases/2024/07/240724191230.htm
Published: July 24, 2024 19:12
Researchers have made a significant breakthrough in developing a new gene therapy approach that restores full-length dystrophin protein, which could lead to new treatments for people with Duchenne muscular dystrophy (DMD).
Researchers discover faster, more energy-efficient way to manufacture an industrially important chemical
https://www.sciencedaily.com/releases/2024/07/240724171608.htm
Published: July 24, 2024 17:16
The reactivity of zirconium on silicon nitride enhances the conversion of propane into propylene, a key commodity chemical needed to make polypropylene. This finding hints at the reactivity researchers might achieve with other nontraditional catalysts.
Could wearable devices adversely affect health?
https://www.sciencedaily.com/releases/2024/07/240724171606.htm
Published: July 24, 2024 17:16
For patients with Afib, using a wearable device can lead to higher rates of anxiety about their Afib symptoms and treatment, doctor visits, and use of informal healthcare resources, according to a new study.
Researchers develop innovative battery recycling method
https://www.sciencedaily.com/releases/2024/07/240724171602.htm
Published: July 24, 2024 17:16
A research team is tackling the environmental issue of efficiently recycling lithium ion batteries amid their increasing use.
Nationwide flood models poorly capture risks to households and properties, study finds
https://www.sciencedaily.com/releases/2024/07/240724171559.htm
Published: July 24, 2024 17:15
Government agencies, insurance companies and disaster planners rely on national flood risk models from the private sector that aren't reliable at smaller levels such as neighborhoods and individual properties, according to researchers.
Stroke recovery: It's in the genes
https://www.sciencedaily.com/releases/2024/07/240724171553.htm
Published: July 24, 2024 17:15
New research has found that specific genes may be related to the trajectory of recovery for stroke survivors, providing doctors insights useful for developing targeted therapies.
Does your body composition affect your risk of dementia or Parkinson's?
https://www.sciencedaily.com/releases/2024/07/240724171545.htm
Published: July 24, 2024 17:15
People with high levels of body fat stored in their belly or arms may be more likely to develop diseases like Alzheimer's and Parkinson's than people with low levels of fat in these areas, according to new research. The study also found that people with a…
Waters along Bar Harbor, Acadia home to billions of microplastics
https://www.sciencedaily.com/releases/2024/07/240724171534.htm
Published: July 24, 2024 17:15
Researchers reveal there are an estimated 400 billion microplastic fibers on the surface of Frenchman Bay, which borders Bar Harbor and Acadia National Park in Maine, and several connected rivers and estuaries where freshwater from rivers meet salty…
Hens blush when they are scared or excited, study finds
https://www.sciencedaily.com/releases/2024/07/240724171456.htm
Published: July 24, 2024 17:14
Hens fluff their head feathers and blush to express different emotions and levels of excitement, according to a new study.
How Saharan dust regulates hurricane rainfall
https://www.sciencedaily.com/releases/2024/07/240724171436.htm
Published: July 24, 2024 17:14
New research underscores the close relationship between dust plumes transported from the Sahara Desert in Africa, and rainfall from tropical cyclones along the U.S. Gulf Coast and Florida.
COVID-19 pandemic slowed progress towards health-related Sustainable Development Goals and increased inequalities
https://www.sciencedaily.com/releases/2024/07/240724171354.htm
Published: July 24, 2024 17:13
The COVID-19 pandemic significantly widened existing economic and health disparities between wealthy and low-income countries and slowed progress toward health-related Sustainable Development Goals (SDGs), according to a new study.
Southern Ocean absorbing more carbon dioxide than previously thought, study finds
https://www.sciencedaily.com/releases/2024/07/240724171347.htm
Published: July 24, 2024 17:13
New research has found that the Southern Ocean absorbs more carbon dioxide (CO2) than previously thought. Using direct measurements of CO2 exchange, or fluxes, between the air and sea, the scientists found the ocean around Antarctica absorbs 25% more CO2…
Study of urban moss raises concerns about lead levels in older Portland neighborhoods
https://www.sciencedaily.com/releases/2024/07/240724123116.htm
Published: July 24, 2024 12:31
Lead levels in moss are as much as 600 times higher in older Portland, Oregon, neighborhoods where lead-sheathed telecommunications cables were once used compared to lead levels in nearby rural areas, a new study of urban moss has found.
Warehousing industry increases health-harming pollutants, research shows
https://www.sciencedaily.com/releases/2024/07/240724123059.htm
Published: July 24, 2024 12:30
A new study shows an average 20-percent spike of nitrogen dioxide polluting the air for communities located near huge warehouses. And people of color are harder hit.
Taco-shaped arthropod fossils gives new insights into the history of the first mandibulates
https://www.sciencedaily.com/releases/2024/07/240723204734.htm
Published: July 23, 2024 20:47
Palaeontologists are helping resolve the evolution and ecology of Odaraia, a taco-shaped marine animal that lived during the Cambrian period. Fossils reveal Odaraia had mandibles. Palaeontologists are finally able to place it as belonging to the…
Butterflies accumulate enough static electricity to attract pollen without contact
https://www.sciencedaily.com/releases/2024/07/240723204731.htm
Published: July 23, 2024 20:47
Butterflies and moths collect so much static electricity whilst in flight, that pollen grains from flowers can be pulled by static electricity across air gaps of several millimeters or centimeters.
Drawing water from dry air
https://www.sciencedaily.com/releases/2024/07/240723182005.htm
Published: July 23, 2024 18:20
A prototype device harvests drinking water from the atmosphere, even in arid places.
Manufacturing perovskite solar panels with a long-term vision
https://www.sciencedaily.com/releases/2024/07/240723162513.htm
Published: July 23, 2024 16:25
Researchers working at the forefront of an emerging photovoltaic (PV) technology are thinking ahead about how to scale, deploy, and design future solar panels to be easily recyclable. Solar panels made of perovskites may eventually play an important role…
Better carbon storage with stacked geology
https://www.sciencedaily.com/releases/2024/07/240723162510.htm
Published: July 23, 2024 16:25
According to new research subsurface reservoirs that are covered by a collection of hundreds of smaller lids -- collectively called a 'composite confining system' -- may be the better option for keeping carbon trapped for the long term. That's good news…
Brain's support cells contribute to Alzheimer's disease by producing toxic peptide
https://www.sciencedaily.com/releases/2024/07/240723144058.htm
Published: July 23, 2024 14:40
Oligodendrocytes are an important source of amyloid beta and play a key role in promoting neuronal dysfunction in Alzheimer's disease, according to a new study.
Tumor suppressor protein Par-4 triggers unique cell death pathway in cancerous cells
https://www.sciencedaily.com/releases/2024/07/240723132040.htm
Published: July 23, 2024 13:20
A team of researchers has discovered that the tumor suppressor protein Prostate apoptosis response-4 (Par-4) can cause a unique type of cell death called ferroptosis in human glioblastoma -- the most common and aggressive type of brain tumor -- while…
Does the onset of daylight saving time lead to an unhealthy lifestyle?
https://www.sciencedaily.com/releases/2024/07/240723132035.htm
Published: July 23, 2024 13:20
Consumers' attitudes and health behaviors respond negatively to the switch to daylight saving time.
Could smart guide RNAs usher in an era of personalized medicine?
https://www.sciencedaily.com/releases/2024/07/240723123531.htm
Published: July 23, 2024 12:35
Scientists utilize logic gate-based decision-making to construct circuits that control genes.
Mass layoffs and data breaches could be connected
https://www.sciencedaily.com/releases/2024/07/240723123528.htm
Published: July 23, 2024 12:35
A research team has been exploring how mass layoffs and data breaches could be connected. Their theory: since layoffs create conditions where disgruntled employees face added stress or job insecurity, they are more likely to engage in risky behaviors that…
New video test for Parkinson's uses AI to track how the disease is progressing
https://www.sciencedaily.com/releases/2024/07/240723123521.htm
Published: July 23, 2024 12:35
An automated assessment technique that uses artificial intelligence could revolutionize the management of Parkinson's disease.
Researchers develop more environmentally friendly and cost-effective method for soil remediation
https://www.sciencedaily.com/releases/2024/07/240723123518.htm
Published: July 23, 2024 12:35
Chemists have developed a rapid electrothermal mineralization (REM) process, which in seconds can remediate the accumulation of synthetic chemicals that can contaminate soil and the environment.
Researchers warn of unprecedented arsenic release from wildfires
https://www.sciencedaily.com/releases/2024/07/240723123513.htm
Published: July 23, 2024 12:35
The wildfire season of 2023 was the most destructive ever recorded in Canada and a new study suggests the impact was unprecedented. It found that four of the year's wildfires in mine-impacted areas around Yellowknife, Northwest Territories potentially…
Researchers enhance tool to better predict where and when wildfires will occur
https://www.sciencedaily.com/releases/2024/07/240722175910.htm
Published: July 22, 2024 17:59
A newly enhanced database is expected to help wildfire managers and scientists better predict where and when wildfires may occur by incorporating hundreds of additional factors that impact the ignition and spread of fire.
Converting captured carbon to fuel: Study assesses what's practical and what's not
https://www.sciencedaily.com/releases/2024/07/240722155154.htm
Published: July 22, 2024 15:51
A new analysis sheds light on major shortfalls of a recently proposed approach to capture CO2 from air and directly convert it to fuel using electricity. The authors also provide a new, more sustainable, alternative.
Breakthrough in skeletal muscle regeneration
https://www.sciencedaily.com/releases/2024/07/240722155152.htm
Published: July 22, 2024 15:51
In a finding that opens the door to the development of targeted therapies for various muscle disorders, newly published research identifies key mechanisms of skeletal muscle regeneration and growth of muscles following resistance exercise.
New genetic test will eliminate a form of inherited blindness in dogs
https://www.sciencedaily.com/releases/2024/07/240722155136.htm
Published: July 22, 2024 15:51
Scientists have identified the genetic mutation that causes progressive retinal atrophy in English Shepherd Dogs, which results in incurable blindness, and developed a genetic test to help eliminate the disease from future generations of the breed.
Boosting fruit intake during midlife can ward off late-life blues
https://www.sciencedaily.com/releases/2024/07/240722155127.htm
Published: July 22, 2024 15:51
In a large Singapore cohort study involving over 13,000 participants spanning close to 20 years, higher consumption of fruits during midlife was found to be associated with lower odds of depressive symptoms at late-life.
An over- or under-synchronized brain may predict psychosis
https://www.sciencedaily.com/releases/2024/07/240722155117.htm
Published: July 22, 2024 15:51
Is it possible to assess an individual's risk of psychosis? Identifying predictive markers is a key challenge in psychiatry. A team now shows that overly strong or weak interconnections between certain brain areas could be a predictive marker of the…
Smell of human stress affects dogs' emotions leading them to make more pessimistic choices
https://www.sciencedaily.com/releases/2024/07/240722155111.htm
Published: July 22, 2024 15:51
Dogs experience emotional contagion from the smell of human stress, leading them to make more 'pessimistic' choices, new research finds. Researchers tested how human stress odors affect dogs' learning and emotional state.
Male elephants signal 'let's go' with deep rumbles
https://www.sciencedaily.com/releases/2024/07/240722155043.htm
Published: July 22, 2024 15:50
Male elephants use infrasonic rumbles to signal group departures, revealing complex vocal coordination and strong social bonds.
Are AI-chatbots suitable for hospitals?
https://www.sciencedaily.com/releases/2024/07/240722155039.htm
Published: July 22, 2024 15:50
Large language models may pass medical exams with flying colors but using them for diagnoses would currently be grossly negligent. Medical chatbots make hasty diagnoses, do not adhere to guidelines, and would put patients' lives at risk. A team has…
Birds need entertainment during avian flu lockdowns
https://www.sciencedaily.com/releases/2024/07/240722155036.htm
Published: July 22, 2024 15:50
Birds need varied activities during avian flu lockdowns, new research shows.
Chimpanzees gesture back and forth quickly like in human conversations
https://www.sciencedaily.com/releases/2024/07/240722154952.htm
Published: July 22, 2024 15:49
When people are having a conversation, they rapidly take turns speaking and sometimes even interrupt. Now, researchers who have collected the largest ever dataset of chimpanzee 'conversations' have found that they communicate back and forth using gestures…
Deep-ocean floor produces its own oxygen
https://www.sciencedaily.com/releases/2024/07/240722154949.htm
Published: July 22, 2024 15:49
An international team of researchers has discovered that metallic minerals on the deep-ocean floor produce oxygen -- 13,000 feet below the surface. Discovery challenges long-held assumptions that only photosynthetic organisms generate Earth's oxygen.…
Virtual reality training for physicians aims to heal disparities in Black maternal health care
https://www.sciencedaily.com/releases/2024/07/240722134115.htm
Published: July 22, 2024 13:41
A virtual reality training series being developed for medical students and physicians teaches them about implicit bias in their communications with their patients who are people of color and how that affects race-based health care disparities.
Cancer risk: Many welders exposed to high levels of dangerous fumes
https://www.sciencedaily.com/releases/2024/07/240721170322.htm
Published: July 21, 2024 17:03
New research has revealed at least 46,000 Australian welders are exposed to high levels of dangerous, potentially cancer-causing fumes at work -- and little is being done to protect them. Research reveals about 90 per cent of workforce exposed to 'welding…
Life signs could survive near surfaces of Enceladus and Europa
https://www.sciencedaily.com/releases/2024/07/240721113224.htm
Published: July 21, 2024 11:32
Europa and Enceladus, icy moons of Jupiter and Saturn respectively, have evidence of oceans beneath their crusts. A NASA experiment suggests -- if these oceans support life -- signatures of that life in the form of organic molecules (like amino acids and…
Cracking the code of hydrogen embrittlement
https://www.sciencedaily.com/releases/2024/07/240719180346.htm
Published: July 19, 2024 18:03
When deciding what material to use for infrastructure projects, metals are often selected for their durability. However, if placed in a hydrogen-rich environment, like water, metals can become brittle and fail. Since the mid-19th century, this phenomenon,…
Researchers clarify how soft materials fail under stress
https://www.sciencedaily.com/releases/2024/07/240719180323.htm
Published: July 19, 2024 18:03
Understanding how soft materials fail under stress is critical for solving engineering challenges as disparate as pharmaceutical technology and landslide prevention. A new study linking a spectrum of soft material behaviors -- previously thought to be…
Fish adjust reproduction in response to predators
https://www.sciencedaily.com/releases/2024/07/240719180304.htm
Published: July 19, 2024 18:03
Some species of fish can evolve their egg-laying habits in response to predators in the area in order to survive, according to new research.
New snake discovery rewrites history, points to North America's role in snake evolution
https://www.sciencedaily.com/releases/2024/07/240719180253.htm
Published: July 19, 2024 18:02
A new species of fossil snake unearthed in Wyoming is rewriting our understanding of snake evolution. The discovery, based on four remarkably well-preserved specimens found curled together in a burrow, reveals a new species named Hibernophis breithaupti.…
Chemists design novel method for generating sustainable fuel
https://www.sciencedaily.com/releases/2024/07/240719123857.htm
Published: July 19, 2024 12:38
Chemists have been working to synthesize high-value materials from waste molecules for years.
Scientists pinpoint new drug target for RSV
https://www.sciencedaily.com/releases/2024/07/240719123853.htm
Published: July 19, 2024 12:38
Scientists have discovered how the dangerous Respiratory Syncytial Virus (RSV) defuses our immune response and, in doing so, they have pinpointed an exciting new target for drug developers.
Early riser! The Sun is already starting its next solar cycle -- despite being halfway through its current one
https://www.sciencedaily.com/releases/2024/07/240719123850.htm
Published: July 19, 2024 12:38
The first rumblings of the Sun's next 11-year solar cycle have been detected in sound waves inside our home star -- even though it is only halfway through its current one. This existing cycle is now at its peak, or 'solar maximum' -- which is when the…
New dawn for space storm alerts could help shield Earth's tech
https://www.sciencedaily.com/releases/2024/07/240719123847.htm
Published: July 19, 2024 12:38
Space storms could soon be forecasted with greater accuracy than ever before thanks to a big leap forward in our understanding of exactly when a violent solar eruption may hit Earth. Scientists say it is now possible to predict the precise speed a coronal…
Come closer: Titanium-48's nuclear structure changes when observed at varying distances
https://www.sciencedaily.com/releases/2024/07/240719123844.htm
Published: July 19, 2024 12:38
Researchers have found that titanium-48 changes from a shell model structure to an alpha-cluster structure depending on the distance from the center of the nucleus. The results upend the conventional understanding of nuclear structure and are expected to…