Over 40% of fatal crash victims had THC levels far above legal limits, showing cannabis use before driving remains widespread. The rate didn’t drop after legalization, suggesting policy changes haven’t altered risky habits. Experts warn that the lack of public awareness around marijuana’s dangers behind the wheel is putting lives at risk.| ScienceDaily
New brain imaging research shows that imagining a threat lights up similar regions as experiencing it does. It suggests imagination can be a powerful tool in overcoming phobias or post traumatic stress.| ScienceDaily
Coffee might be doing more than fueling your morning routine it could be extending your life. A large-scale study by Tufts University suggests that drinking one to three cups of caffeinated coffee daily is associated with lower overall mortality, particularly from cardiovascular causes. But there s a catch: the benefits drop when sugar and saturated fats like cream are added in excess.| ScienceDaily
For most, the time spent staring at screens -- on computers, phones, iPads -- constitutes many hours and can often disrupt sleep. Now, researchers have pinpointed how certain cells in the eye process ambient light and reset our internal clocks, the daily cycles of physiological processes known as the circadian rhythm. When these cells are exposed to artificial light late into the night, our internal clocks can get confused, resulting in a host of health issues.| ScienceDaily
Just receiving a notification on your cell phone can cause enough of a distraction to impair your ability to focus on a given task, a new study has found. The distraction is comparable to the effects seen when actually using a cell phone to make calls or send text messages.| ScienceDaily
Carbon dioxide is a chemical compound composed of one carbon and two oxygen atoms. It is often referred to by its formula CO2. It is present in the Earth's atmosphere at a low concentration and acts as a greenhouse gas. In its solid state, it is called dry ice. It is a major component of the carbon cycle.| ScienceDaily
A long-term study in Colorado reveals that insect populations are plummeting even in remote, undisturbed areas. Over two decades, flying insect abundance dropped by more than 70%, closely linked to rising summer temperatures. The results suggest that climate change, not just human land use, is driving massive losses. Scientists warn that biodiversity hotspots, especially mountain ecosystems, are now at serious risk.| ScienceDaily
A team at RMIT University has created a cement-free construction material using only cardboard, soil, and water. Strong enough for low-rise buildings, it reduces emissions, costs, and waste compared to concrete. The lightweight, on-site process makes it ideal for remote areas, while its thermal properties naturally cool buildings. Researchers see it as a key step toward greener, more resilient architecture.| ScienceDaily
Engaged workers -- those who approach their work with energy, dedication, and focus -- are more open to new information, more productive, and more willing to go the extra mile. Moreover, engaged workers take the initiative to change their work environments in order to stay engaged.| ScienceDaily
Multilingual students, who speak a language or more than one language other than English at home, have improved in reading and math achievement substantially since 2003, finds a new study.| ScienceDaily
For a considerable time already there has been discussion within scientific circles about whether knowing and using multiple languages could possibly have positive effects on the human brain and thinking. There have been a number of international studies on the subject, which indicate that the ability to use more than one language brings an individual a considerable advantage.| ScienceDaily
When a JetBlue flight attendant creatively deplaned earlier this week, many questions arose as to why someone would be willing to give up a steady paycheck during these tough economic times. While this "working man's hero" will most likely be questioning his motives as he hands over his lawyer's fees, a new report in Perspectives on Psychological Science, suggests that his action may be a sign of trouble for JetBlue and other large companies.| ScienceDaily
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A sweeping review from NYU Langone Health reveals that everyday exposure to plastics—especially during childhood—poses lasting risks for heart disease, infertility, asthma, and even brain development issues. These chemicals, found in packaging, cosmetics, and common household items, can disrupt hormones, ignite chronic inflammation, and lower IQ.| ScienceDaily
Researchers found that ice can trigger stronger chemical reactions than liquid water, dissolving iron minerals in extreme cold. Freeze-thaw cycles amplify the effect, releasing iron into rivers and soils. With climate change accelerating these cycles, Arctic waterways may face major transformations.| ScienceDaily
University of Maine researchers developed a new process to make HBL, a key ingredient in many medicines, from renewable glucose instead of petroleum. The approach not only lowers drug production costs but also reduces emissions.| ScienceDaily
In Texas, biologists have documented an extraordinary bird — the natural hybrid offspring of a green jay and a blue jay. Once separated by millions of years of evolution and distinct ranges, the two species were brought together as climate change expanded their territories. A backyard birder’s photo led to the discovery, and after years of elusiveness, scientists confirmed the bird’s identity through genetic testing.| ScienceDaily
Insects are essential for ecosystems, but mounting evidence suggests many populations are collapsing under modern pressures. A new study used cutting-edge genomic techniques on museum specimens to track centuries of ant biodiversity across Fiji. The results reveal that nearly 80% of native ants are in decline, with losses intensifying in the past few hundred years as human activities expanded.| ScienceDaily
New research reveals lymphoma can directly accelerate aging in the immune system and vital organs, independent of treatments like chemotherapy. The changes, sometimes reversible, highlight a hidden dimension of cancer—and possible new paths for intervention.| ScienceDaily
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Egg-eating worms living on Chesapeake Bay blue crabs may hold the key to smarter fishery management. Once thought to be a threat, these parasites actually serve as natural biomarkers that reveal when and how often female crabs reproduce. Researchers found the worms are surprisingly resilient to varying salinity levels, meaning they can track crab spawning across the Bay.| ScienceDaily
Wildfires are no longer a seasonal nuisance but a deadly, nationwide health crisis. Fueled by climate change, smoke is spreading farther and lingering longer, with new research warning of tens of thousands of additional deaths annually by mid-century. The health costs alone could surpass all other climate damages combined, revealing wildfire smoke as one of the most underestimated threats of our warming world.| ScienceDaily
MIT scientists have unraveled the hidden energy balance of earthquakes by recreating them in the lab. Their findings show that while only a sliver of energy goes into the shaking we feel on the surface, the overwhelming majority is released as heat—sometimes hot enough to melt surrounding rock in an instant.| ScienceDaily
Scientists at Michigan State University have discovered how to use ultrafast lasers to wiggle atoms in exotic materials, temporarily altering their electronic behavior. By combining cutting-edge microscopes with quantum simulations, they created a nanoscale switch that could revolutionize smartphones, laptops, and even future quantum computers.| ScienceDaily
Warming Arctic permafrost is unlocking toxic metals, turning Alaska’s once-clear rivers into orange, acid-laced streams. The shift, eerily similar to mine pollution but entirely natural, threatens fish, ecosystems, and communities that depend on them—with no way to stop the process once it starts.| ScienceDaily
America already mines all the critical minerals it needs for energy, defense, and technology, but most are being wasted as mine tailings. Researchers discovered that minerals like cobalt, germanium, and rare earths are discarded in massive amounts, even though recovering just a fraction could eliminate U.S. dependence on imports.| ScienceDaily
The Dead Sea isn’t just the saltiest body of water on Earth—it’s a living laboratory for the formation of giant underground salt deposits. Researchers are unraveling how evaporation, temperature shifts, and unusual mixing patterns lead to phenomena like “salt snow,” which falls in summer as well as winter. These processes mirror what happened millions of years ago in the Mediterranean, leaving behind thick salt layers still buried today.| ScienceDaily
Switching clocks twice a year disrupts circadian rhythms in ways that harm health. Stanford scientists found permanent standard time would reduce obesity and stroke rates nationwide, making it the strongest option over permanent daylight saving time or seasonal shifts.| ScienceDaily
QROCODILE has set record-breaking sensitivity in the search for dark matter, detecting signals at energy levels once thought impossible. These results may be just the first step toward finally capturing direct evidence of the universe’s hidden mass.| ScienceDaily
Scientists at UC San Diego have identified a new drug, ION224, that could transform the treatment of MASH, a dangerous form of fatty liver disease tied to obesity and diabetes. By blocking a key liver enzyme, the drug reduces fat and inflammation, halting the root causes of liver damage. In a year-long clinical trial, patients showed major improvements without serious side effects, offering hope to millions affected worldwide.| ScienceDaily
Volcanic eruptions on the remote island of Nishinoshima repeatedly wipe the land clean, giving scientists a rare chance to study life’s earliest stages. Researchers traced the genetic origins of an extinct purslane population to nearby Chichijima but found striking quirks—evidence of a founder’s effect and genetic drift. These discoveries shed light on how plants recolonize harsh environments and how ecosystems evolve from scratch.| ScienceDaily
Biomedical engineers have found a way for people to get better shuteye. Systematic review protocols allowed researchers to analyze thousands of studies linking water-based passive body heating, or bathing and showering with warm/hot water, with improved sleep quality.| ScienceDaily
Researchers in Germany and Australia have created a simple but powerful tool to detect nanoplastics—tiny, invisible particles that can slip through skin and even the blood-brain barrier. Using an "optical sieve" test strip viewed under a regular microscope, these particles reveal themselves through striking color changes.| ScienceDaily
Breaking science news and articles on global warming, extrasolar planets, stem cells, bird flu, autism, nanotechnology, dinosaurs, evolution -- the latest discoveries in astronomy, anthropology, biology, chemistry, climate & environment, computers, engineering, health & medicine, math, physics, psychology, technology, and more -- from the world's leading universities and research organizations.| ScienceDaily
Researchers have created plant-based microbeads that trap fat in the gut, helping rats lose weight without side effects. Unlike current drugs, the beads are safe, tasteless, and easy to mix into everyday foods. Human trials are now underway.| ScienceDaily
'Tis the season to indulge. However, restraint may be best, according to a new study. The researchers examined the relationship between body weight and life expectancy. Their findings show that overweight and obese individuals have the potential to decrease life expectancy by up to eight years.| ScienceDaily
As little as 6,000 years ago, the vast Sahara Desert was covered in grassland that received plenty of rainfall, but shifts in the world's weather patterns abruptly transformed the vegetated region into some of the driest land on Earth. Now a researcher is trying to uncover the clues responsible for this enormous climate transformation -- and the findings could lead to better rainfall predictions worldwide.| ScienceDaily
Children who routinely eat their meals together with their family are more likely to experience long-term physical and mental health benefits, a new study shows.| ScienceDaily
Economists have finally proved what most of us have suspected for a long time -- when it comes to apologising, talk is cheap. According to new research, firms that simply say sorry to disgruntled customers fare better than those that offer financial compensation. The ploy works even though the recipient of the apology seldom gets it from the person who made it necessary in the first place.| ScienceDaily
For human beings to function socially, they need to be able to perceive, understand, and talk about others' mental states, such as beliefs, desires and intentions. There is no consensus among researchers as to when children develop this ability. Previous research indicates that it emerges around the age of four, but research shows that children can demonstrate this ability earlier - within social situations that they experience together with an engaged adult.| ScienceDaily
Sorry, new parents -- even though your infants appreciate your coos, they prefer to hear sounds from their peers -- other babies. Even at the pre-babbling stage, infants recognize vowel-like sounds, but they tend to dwell on these sounds when from the mouths of babes.A new line of research focuses on one aspect of infant speech development: how babies perceive speech with infant vocal properties.| ScienceDaily
We're attracted to people who like the same things as us -- politics, music, books. But why? And could it mean we're judging those who aren't like us too harshly?| ScienceDaily
Saturn’s moon Titan may be more alive with possibilities than we thought. New NASA research suggests that in Titan’s freezing methane and ethane lakes, simple molecules could naturally arrange themselves into vesicles—tiny bubble-like structures that mimic the first steps toward life. These compartments, born from splashing droplets and complex chemistry in Titan’s atmosphere, could act like primitive cell walls.| ScienceDaily
A new study finds a link between organizational after-hours email expectations and emotional exhaustion, which hinders work-family balance. The results suggest that modern workplace technologies may be hurting the very employees that those technologies were designed to help.| ScienceDaily
Following U.S. students across five summers between grades 1 and 6, a little more than half (52 percent) experienced learning losses in all five summers, according to a large national study. Students in this group lost an average of 39 percent of their total school year gains during each summer.| ScienceDaily
New research has shown that feral, untrained pigeons can recognize individual people and are not fooled by a change of clothes. Researchers have shown that pigeons in Paris city center, that have never been caught or handled, can recognize individuals, probably by using facial characteristics.| ScienceDaily
Want to convince someone to do something? A new study has some intriguing insights drawn from how we speak. Researchers found that interviewers who engaged in frequent short pauses were more successful than those who were perfectly fluent.| ScienceDaily
Scientists have discovered a direct cause-and-effect link between faulty mitochondria and the memory loss seen in neurodegenerative diseases. By creating a novel tool to boost mitochondrial activity in mouse models, researchers restored memory performance, suggesting mitochondria could be a powerful new target for treatments. The findings not only shed light on the early drivers of brain cell degeneration but also open possibilities for slowing or even preventing diseases like Alzheimer’s.| ScienceDaily
Could the key to easing anxiety be hidden in our gut? Scientists have discovered a crucial connection between gut microbes and anxiety-related behavior. Their research suggests that microbial metabolites -- specifically indoles -- play a direct role in regulating brain activity linked to anxiety. This finding opens up exciting possibilities for new probiotic-based therapies to improve mental health.| ScienceDaily
Scientists at UCSF have uncovered a surprising culprit behind brain aging: a protein called FTL1. In mice, too much FTL1 caused memory loss, weaker brain connections, and sluggish cells. But when researchers blocked it, the animals regained youthful brain function and sharp memory. The discovery suggests that one protein could be the master switch for aging in the brain — and targeting it may one day allow us to actually reverse cognitive decline, not just slow it down.| ScienceDaily
AI is helping scientists crack the code on next-gen batteries that could replace lithium-ion tech. By discovering novel porous materials, researchers may have paved the way for more powerful and sustainable energy storage using abundant elements like magnesium.| ScienceDaily
Until now, researchers believed farming was 'invented' some 12,000 years ago in an area that was home to some of the earliest known human civilizations. A new discovery offers the first evidence that trial plant cultivation began far earlier -- some 23,000 years ago.| ScienceDaily
A new research study contradicts the established view that so-called split-brain patients have a split consciousness. Instead, the researchers behind the study have found strong evidence showing that despite being characterized by little to no communication between the right and left brain hemispheres, split brain does not cause two independent conscious perceivers in one brain.| ScienceDaily
Scientists in Sweden have developed a groundbreaking “skin in a syringe” — a gel packed with live cells that can be applied directly to wounds or even 3D-printed into skin grafts. Designed to help the body build functional dermis rather than scar tissue, the innovation combines fibroblast cells on gelatin beads with a hyaluronic acid gel, held together using click chemistry. In a parallel advance, the team also created elastic hydrogel threads that can form tiny, fluid-carrying channels...| ScienceDaily
Could we create massive sulfuric acid clouds that limit global warming and help meet the 2015 Paris international climate goals, while reducing unintended impacts? Yes, in theory, according to a new study. Spraying sulfur dioxide into the upper atmosphere at different locations, to form sulfuric acid clouds that block some solar radiation, could be adjusted every year to keep global warming at levels set in the Paris goals. Such technology is known as geoengineering or climate intervention.| ScienceDaily
When it comes to spending money in the pursuit of happiness, the "good life" may be better lived by doing things rather than by having things, according to a University of Colorado at Boulder researcher.| ScienceDaily
Maintaining a healthy diet rich in plant-based foods, with low to moderate intake of healthy animal-based foods and lower intake of ultra-processed foods, was linked to a higher likelihood of healthy aging -- defined as reaching age 70 free of major chronic diseases and with cognitive, physical, and mental health maintained, according to a new study. The study is among the first to examine multiple dietary patterns in midlife in relation to overall healthy aging.| ScienceDaily
Eggs are finally being vindicated after decades of cholesterol-related blame. New research from the University of South Australia reveals that eggs, despite their cholesterol content, aren't the dietary villains they've long been made out to be. Instead, it's the saturated fats found in foods like bacon and sausage that actually elevate harmful LDL cholesterol levels. In a world-first study, researchers showed that eating two eggs a day, as part of a low saturated fat diet, can even help redu...| ScienceDaily
Taking at least 20 minutes out of your day to stroll or sit in a place that makes you feel in contact with nature will significantly lower your stress hormone levels. That's the finding of a study that has established for the first time the most effective dose of an urban nature experience. Healthcare practitioners can use this discovery to prescribe 'nature-pills' in the knowledge that they have a real measurable effect.| ScienceDaily
Having happy intimate partners might not only lift our moods, but it also helps us manage stress, especially as we age, according to new research. When comparing individuals' self-reported emotional states and relationship satisfaction with their levels of cortisol, researchers observed that older couples have lower levels of the stress hormone when their partners feel positive emotions. This effect was even stronger for people who reported higher satisfaction in their relationships.| ScienceDaily
A pregnant mother sleeping on her back during late pregnancy may cause problems for the fetus, according to new research. This is the first study to monitor unborn babies overnight and at the same time record the mother's position during sleep.| ScienceDaily
Non-English speaking internet users share the same concern about cyber threats and the same desire for online safety as any other individual. However, they are constrained by a lack of culturally and linguistically appropriate resources, which also hampers accurate collection of cyber victimization data among vulnerable populations.| ScienceDaily
Emotional detachment can mean two different things. In the first meaning, it refers to an inability to connect with others on an emotional level, as well as a means of coping with anxiety by avoiding certain situations that trigger it; it is often described as "emotional numbing" or dissociation. In the second sense, it is a type of mental assertiveness that allows people to maintain their boundaries and psychic integrity when faced with the emotional demands of another person or group of per...| ScienceDaily
Erythritol, a widely used sugar substitute found in many low-carb and sugar-free products, may not be as harmless as once believed. New research from the University of Colorado Boulder reveals that even small amounts of erythritol can harm brain blood vessel cells, promoting constriction, clotting, and inflammation—all of which may raise the risk of stroke.| ScienceDaily
The results of a recent study have revealed that the immediate effects of training pet dogs with an electronic collar cause behavioural signs of distress, particularly when used at high settings.| ScienceDaily
A study shows that marketers of relatively high-priced products should consider keeping prices high, as many consumers associate high price with high quality.| ScienceDaily
Students' high school grade point averages are five times stronger than their ACT scores at predicting college graduation, according to a new study.| ScienceDaily
Students and a professor of neuroscience have found “America’s favorite cookie” is just as addictive as cocaine – at least for lab rats. In a study designed to shed light on the potential addictiveness of high-fat/ high-sugar foods, they found rats formed an equally strong association between the pleasurable effects of eating Oreos and a specific environment as they did between cocaine or morphine and a specific environment. They also found that eating cookies activated more neurons i...| ScienceDaily
The strength of alpha brain waves reveals if you are about to make a biased decision.| ScienceDaily
Short bursts of physical exercise induce changes in the body's levels of metabolites that correlate to, and may help gauge, an individual's cardiometabolic, cardiovascular and long-term health, a study has found. Approximately 12 minutes of acute cardiopulmonary exercise impacted more than 80% of circulating metabolites, including pathways linked to a range of favorable health outcomes, thus identifying potential mechanisms that could contribute to a better understanding of cardiometabolic be...| ScienceDaily
How positively you see others is linked to how happy, kind-hearted and emotionally stable you are, according to new research. In contrast, negative perceptions of others are linked to higher levels of narcissism and antisocial behavior.| ScienceDaily
Global solar energy production is taking a major hit due to air pollution and dust. The first study of its kind shows airborne particles and their accumulation on solar cells is cutting energy output by more than 25 percent in certain parts of the world. The regions hardest hit are also those investing the most in solar energy installations -- China, India and the Arabian Peninsula.| ScienceDaily
Researchers from Finland found that if stroke patients listened to music for a couple of hours a day, their verbal memory and focused attention recovered better and they had a more positive mood than patients who did not listen to anything or who listened to audio books. This is the first time such an effect has been shown in humans and the researchers believe it has important implications for clinical practice.| ScienceDaily
Some experts believe that vision isn't possible without feedback from higher levels of the brain, but a study now demonstrates that the brain can rapidly recognize objects under a variety of conditions at a very early processing stage. The study involved patients with epilepsy who were undergoing high-resolution brain mapping prior to neurosurgery.| ScienceDaily
High rates of systemic lupus erythematosus have been linked to living in proximity to a former uranium ore processing facility in Ohio, according to new research findings.| ScienceDaily
Scientists have found in a small study that 89 percent of dogs who received CBD in the clinical trial had a reduction in the frequency of seizures. Nine dogs were treated with CBD, while seven in a control group were treated with a placebo.| ScienceDaily
Researchers are proposing a novel pathway through which coastal ecosystem restoration can permanently capture carbon dioxide from the atmosphere. Seagrass and mangroves -- known as blue carbon ecosystems -- naturally capture carbon through photosynthesis, which converts carbon dioxide into living tissue.| ScienceDaily
A blood test that can accurately detect when someone has not slept for 24 hours has been developed.| ScienceDaily
Early riser or night owl, everyone appreciates a good night's sleep. But despite the best of intentions, quality sleep can elude us, sometimes to the point where it can contribute to serious health issues. Now, a new study shows that getting a good night's sleep is tied to how you structure your day, with exercise at the heart of sleep quality.| ScienceDaily
'Green' offices with plants make staff happier and more productive than 'lean' designs stripped of greenery, new research shows. The team examined the impact of 'lean' and 'green' offices on staff's perceptions of air quality, concentration, and workplace satisfaction, and monitored productivity levels over subsequent months in two large commercial offices in the UK and The Netherlands.| ScienceDaily
A study of 732,000 accidents over two decades has found that the annual switch to daylight saving time is associated with a 6% increase in fatal car crashes that week.| ScienceDaily
Adolescents with negative body image concerns are more likely to be depressed, anxious, and suicidal than those without intense dissatisfaction over their appearance, even when compared to adolescents with other psychiatric illnesses, according to a new study by researchers at Bradley Hospital, Butler Hospital and Brown Medical School.| ScienceDaily
A new study overturns a decades-old theory about the nature of attention and demonstrates that even brief diversions from a task can dramatically improve one's ability to focus on that task for prolonged periods.| ScienceDaily
