Environment
Nine-city study finds richer neighborhoods get more sidewalk shade
One of the best forms of heat relief is pretty simple: trees. In cities, as studies have documented, more tree cover lowers surface temperatures and heat-related health risks. However, as a new study led by MIT researchers ...
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Plants & Animals
Shorter early-life telomere length could predict survival in Arctic seabirds
A study published in Ecological and Evolutionary Physiology reveals a surprising link between cellular aging markers and survival in black-legged kittiwakes (members of the gull family). In the work titled "Who's coming home? ...
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When smaller means better: How device scaling enhances memory performance
Shrinking ferroelectric tunnel junctions can significantly boost their performance in memory devices, as reported by researchers from Science Tokyo. The team fabricated nanoscale junctions directly on silicon substrates and ...
Nanophysics
29 minutes ago
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Blaming beavers for flood damage is bad policy and bad science, research shows
Beaver dams are critical to river health and a source of biodiversity. They create wetlands, slow water and improve water quality. They also reduce flood peaks and delay runoff. But beaver dams are often blamed when extreme ...
Earth Sciences
37 minutes ago
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Marine plastic pollution alters octopus predator-prey encounters, study shows
More than 350,000 chemicals are used worldwide, and many find their way into the ocean through plastic pollution. As plastics accumulate in coastal waters, they continuously leach bioactive additives that can interfere with ...
Plants & Animals
9 minutes ago
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Color-changing nanopigment sensor tracks pH one to ten with stable, repeatable readings
Chemists in South Korea have created a stable color-changing sensor that displays an easily quantifiable response to the pH of its surroundings. Published in Microsystems & Nanoengineering, Dong-Hwan Kim and colleagues at ...
Stone Age deceased dressed in spectacular feather and fur headgear, new research technique reveals
A recently published research article examines the microscopic remains of clothing and burial items dating back roughly 7,000 years. The study focused on the Skateholm I and II cemeteries in Scania, southern Sweden, with ...
Archaeology
1 hour ago
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Why our immune system remembers vaccinations for decades
Why can the human immune system often remember a vaccination for a whole lifetime? Researchers at Friedrich-Alexander-Universität Erlangen-Nürnberg (FAU) and Universitätsklinikum Erlangen have now investigated this question. ...
Medical Xpress
29 minutes ago
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Human liver tissue cell architecture reconstructed in 3D at a cellular level
Never-before-seen 3D reconstructions of human liver tissue have been created at a cellular level. The details obtained by a team of UW Medicine and University of Washington engineers and physicians capture the spatial microstructure ...
Medical Xpress
49 minutes ago
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Natural compound from pomegranate leaves disrupts disease-causing amyloid
A research team at Kumamoto University has discovered that a natural compound found in pomegranate leaves and branches can directly break down harmful protein aggregates linked to transthyretin (TTR) amyloidosis, a progressive ...
Medical Xpress
1 hour 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
Human liver tissue cell architecture reconstructed in 3D at a cellular level
Geographic variation seen in declines in cervical cancer incidence
ChatGPT Health: First independent evaluation raises safety questions
Centenarians' blood sheds light on the mechanisms of longevity
The brain's primitive 'fear center' is actually a sophisticated mediator, research reveals
Stimulating mitochondria to boost long-term memory
Did you hear about the lab-made ear?
Study identifies medical conditions that could predict future Alzheimer's disease
How an anti-obesity drug improves metabolism beyond weight loss
Gut microbes can affect the heart via the brain
Fetoscopic ablation shown to reduce prematurity risks in vasa previa
How urinary tract infections can trigger delirium and worsen dementia
Histotripsy can safely target the pancreas in laboratory study
New study calls for personalized, tiered approach to postpartum care
Tech Xplore
'Probably' doesn't mean the same thing to your AI as it does to you
A new eco-friendly water battery could theoretically last for centuries
Borrowing from biology to power next-gen data storage
Successfully commercializing novel solar cells: When records are not enough
Ensuring smartphones have not been tampered with
How can you avoid AI sycophancy? Keep it professional, researchers say
US AI giants accuse Chinese rivals of mass data theft
New roadmap for evaluating AI morality proposed
New AI software set to accelerate delivery of vital net-zero infrastructure
AI agent invasion has people trying to pick winners
Novel markers of brain blood flow and oxygenation may offer early clues to Alzheimer's risk
Subtle changes in how blood flows through the brain and how brain tissue uses oxygen may be closely linked to Alzheimer's disease risk, according to new research from the Mark and Mary Stevens Neuroimaging and Informatics ...
Medical Xpress
1 hour ago
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'Probably' doesn't mean the same thing to your AI as it does to you
When a human says an event is "probable" or "likely," people generally have a shared, if fuzzy, understanding of what that means. But when an AI chatbot like ChatGPT uses the same word, it's not assessing the odds the way ...
Computer Sciences
1 hour ago
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A 3D-printed swallowable robot could perform gastrointestinal procedures
Recent technological advances have opened new possibilities for the development of advanced medical devices, including tiny robots that can safely move inside the human body. Some of these systems could help to simplify complex ...
How many bee species exist? New global count puts the total near 26,000
The world has far more bees than anyone realized. Scientists have, for the first time, estimated just how many species of bees are out there on a global scale, offering a clearer look at how these vital pollinators are distributed ...
Plants & Animals
4 hours ago
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Astronomers inspect ultraluminous X-ray pulsar's magnetic field evolution in the Whale galaxy
Indian astronomers have investigated an ultraluminous X-ray pulsar in the galaxy NGC 4631, designated X-8. The new study, described in a paper published Feb. 16 on the arXiv preprint server, provides essential information ...
A new eco-friendly water battery could theoretically last for centuries
The problem with many types of modern batteries is that they rely on harsh chemicals to work. Not only can these corrosive liquids damage internal parts over time, but they can also leach into soil and water when disposed ...
New strategy grabs cancer's 'undruggable' proteins and throws them in the cellular trash
When cancer-driving proteins resist various treatments, Northwestern University scientists have uncovered a new solution. Don't fight them—throw them in the cellular trash. In a new study published in Nature Communications, ...
Medical Xpress
1 hour ago
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Solvent‑free perovskite solar cell technology could pave way for scalable production
Researchers at The Hong Kong University of Science and Technology (HKUST) have developed a multi-source co-evaporation recipe that markedly enhances the crystal quality of vacuum-deposited perovskite films. This advance brings ...
Energy & Green Tech
1 hour ago
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One of the biggest stars in the universe might be getting ready to explode
One of the largest known stars in the universe underwent a dramatic transformation in 2014, new research shows, and may be preparing to explode. A study led by Gonzalo Muñoz-Sanchez at the National Observatory of Athens, ...
Astronomy
1 hour ago
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Thunderstorms conjure ghostly coronae in treetops, observed outdoors for the first time
For the first time, researchers have observed and measured weak electrical discharges, known as coronae, on trees during thunderstorms. A new study describes the near-invisible sparkles appearing similarly on branches of ...
Earth Sciences
3 hours ago
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Some pesticides can slip under natural protection into streams, researchers find
Pesticides can harm aquatic ecosystems and human health, so scientists need to understand how they move from farm fields into streams. A management tool commonly implemented is riparian buffers—strips of vegetation, like ...
A new 'forever' marine pollutant? Fiberglass found in a major shellfish estuary
Simon Fraser University researchers have uncovered fiberglass contamination in a key estuary on Vancouver Island, raising concerns about how an as-yet-overlooked contaminant could affect aquatic birds, marine life and coastal ...
The legal void of the asteroid gold rush
Asteroid mining companies are finally getting off the ground, and that is raising some concerns about the impact those activities will have on the space environment. A new paper published in Acta Astronautica by Anna Marie ...
An indoor air scrubber developed to remove ammonia in poultry houses
Researchers from the USDA's Agricultural Research Service (ARS) are helping poultry farmers protect their flocks and their employees, while improving poultry production. ARS researchers recently developed an indoor air scrubber ...
Decoding immune system cellular pathways one enzyme at a time
Deep in our cells, a wide range of processes are occurring constantly. These cellular processes rely on enzymes to act as catalysts and set off a series of molecular interactions. There are still many processes within the ...
Citizens engage with information in different ways during a crisis, Finnish study finds
The COVID-19 pandemic was a major health crisis that challenged citizens' information management routines. Epistemic ideals guided how people scanned and filtered information, engaged with it and adapted their behavior accordingly.
Clearing the path for turbulence-free quantum communication
A University of Ottawa team has developed a new way to protect free-space quantum key distribution (QKD) from atmospheric turbulence, one of the main causes of distortion and errors when sending quantum information through ...
CINEMA mission will explore auroras and Earth's mysterious magnetotail
Every winter, thousands of tourists travel to high-latitude regions like Scandinavia, Canada, and Alaska hoping to see the Aurora Borealis or Northern Lights. Vincent Ledvina, an aurora guide and Ph.D. student in space physics ...
How many bee species exist? New global count puts the total near 26,000
The world has far more bees than anyone realized. Scientists have, for the first time, estimated just how many species of bees are out there on a global scale, offering a clearer look at how these vital pollinators are distributed ...
'The plastic divide'—how carrier bag bans impact the poorest communities
A new study from The University of Manchester has shed light on an unexpected consequence of plastic bag bans in East Africa, and why well-intentioned environmental laws may actually be making life harder for the people they ...
Ribosome could have emerged from ancient antagonism between parasites and proto-cells
Ribosomes are the components of cells that read RNA and build proteins. Without the ribosome, the chemistry of life would still be catalyzed by raw RNA. And yet the origin of the ribosome remains a mystery. In a Perspective ...
Planning exercises that got community engagement right
Much has been written about how government agencies struggle with community engagement in climate resilience planning. For example, a 2024 study by the Resilient Coastal Communities Project (RCCP) described the enormous frustration ...
US weather and climate disasters could top $1 trillion by 2030
From tornadoes and hurricanes to wildfires and floods, weather and climate disasters cause billions of dollars in damage, on top of their steep human toll. Those costs could rise sharply in the years ahead, according to a ...
Study finds Subaru Telescope papers doubled world-average citations in early years
How did the construction of the Subaru Telescope transform Japanese astronomy? A new study provides a quantitative answer by analyzing scientific publications and their citation impact during the telescope's early years. ...
Four key facts about climate change and school meal programs
More extreme weather and shifting growing seasons are putting pressure on school meal programs, which serve nearly half a billion children worldwide. Jennifer Burney, a professor of Earth system science and of environmental ...
Succulent plants protect themselves through a variety of adaptation strategies
How do plants adapt to drought and heat? New studies on plants of the Canary Islands show that adaptation is not determined by a single character but by the interaction of entire sets of characters. Even closely related plants ...
Local political crises are breaking the global unity of youth activism, study finds
A new study reveals that the image of a seamless global youth climate movement is fracturing as activists in the "periphery" feel increasingly sidelined by Western-centric leadership. By investigating why these local chapters ...
How Japanese medical trainees view AI in medicine
Artificial intelligence (AI) is rapidly transforming health care and medical education. From enhancing diagnostic accuracy and clinical decision-making to enabling virtual simulations and personalized learning, AI technologies ...
Loans alone aren't enough: Tailored support empowers poor women in Bangladesh
A new study by QUT researchers found that financial credit alone cannot break the cycle of poverty for women in Bangladesh. Instead, a "credit-plus" approach combining loans with tailored support delivered transformative ...
Industrial research labs were invented in Europe but made the U.S. a tech superpower
How did the United States overtake Europe to become the world's technological leader within just a few decades? A new study by researcher Frank Neffke from the Complexity Science Hub (CSH) and colleagues from the Growth Lab ...
