Nanomaterials
New superionic conducting electrolyte could enhance stability of all-solid-state lithium metal batteries
All-solid-state lithium metal batteries (LMBs) are promising energy storage solutions that incorporate a lithium metal anode and solid-state electrolytes (SSEs), as opposed to the liquid ones found in conventional lithium ...
21 hours ago
1
44
Neuroscience
Study explores association between Tau filaments and extracellular vesicles in Alzheimer's disease
Alzheimer's disease (AD) is a debilitating neurodegenerative disorder associated with a progressive decline in memory and mental abilities, which can significantly hinder people's ability to complete daily tasks. Past studies ...
21 hours ago
0
75
Scientists observe 'negative time' in quantum experiments
Scientists have long known that light can sometimes appear to exit a material before entering it—an effect dismissed as an illusion caused by how waves are distorted by matter.
General Physics
Dec 21, 2024
12
1353
The genomic journey of modern and archaic humans may be older than we thought
Research conducted at the Department of Biology, University of Padova, has identified critical genomic milestones in the evolution of Homo sapiens, including key chromosomal rearrangements and specific gene variants that ...
Introducing perceptein, a protein-based artificial neural network in living cells
Westlake University in China and the California Institute of Technology have designed a protein-based system inside living cells that can process multiple signals and make decisions based on them.
Saturday Citations: Chicxulub meteorite found guilty; Good news and bad news for LLMs
It's the last week before Christmas and not a creature is stirring, not even a mouse model bred to exhibit characteristics of ADHD for in vivo studies of central nervous system stimulants. This week, we reported on the discovery ...
Archaeological study documents rare Christian tattoo in medieval Nubia
Recently, a team of researchers published their study on a medieval Nubian tattoo in Antiquity. The researchers conducted a post-excavation analysis on individuals who had been interred at the Ghazali Monastery Cemetery (Sudan). ...
Robot mimics traditional Chinese massage techniques for therapeutic use
In recent years, roboticists have developed a wide range of systems that could eventually be introduced in health care and assisted living facilities. These include both medical robots and robots designed to provide companionship ...
Study sheds new light on what causes long-term disability after a stroke, offers new path toward possible treatment
A recent study by Simon Fraser University researchers has revealed how an overlooked type of indirect brain damage contributes to ongoing disability after a stroke.
Diseases, Conditions, Syndromes
Dec 21, 2024
0
47
Salt-seeking behavior traced to specific brain neurons
Salt, or more precisely the sodium it contains, is very much a "Goldilocks" nutrient. Low sodium levels cause a drop in blood volume, which can have serious, sometimes deadly, health consequences. Conversely, too much salt ...
Medical research
Dec 21, 2024
0
42
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
Coffee and tea linked to lower head and neck cancer risk
How to kick back, relax and embrace a less-than-perfect holiday
Study sheds new light on what causes long-term disability after a stroke, offers new path toward possible treatment
Salt-seeking behavior traced to specific brain neurons
Yoga has many health benefits as you age—but is it also the secret to longevity?
A tropical disease in Switzerland: Call for coordinated action on Chagas disease
International study reveals COVID-19 pandemic's impact on other causes of death
Discovery of norovirus replication hubs offers new antiviral targets
Innovative red blood cell shape test promises better blood storage and transfusions
Studies address what constitutes patience, and impatience, and the factors that determine them
Potential culprit identified in lingering Crohn's disease symptoms
Tech Xplore
France's most powerful nuclear reactor finally comes on stream
Open-source platform provides a virtual playground for human-AI teaming
Fake credentials offer novel solution to e-voting challenges
US confirms billions in chips funds to Samsung, Texas Instruments
'Dark lull' in German energy transition sparks political debate
Lab work digs into gullies seen on giant asteroid Vesta by NASA's Dawn
Pocked with craters, the surfaces of many celestial bodies in our solar system provide clear evidence of a 4.6-billion-year battering by meteoroids and other space debris. But on some worlds, including the giant asteroid ...
Planetary Sciences
Dec 21, 2024
0
94
Microscopic cell changes linked to cancer's rapid growth in stiff tissues
In 2022 alone, over 20 million people were diagnosed with cancer, and nearly 10 million died from the disease, according to the World Health Organization. While the reaches of cancer are massive, the answer to more effective ...
Oncology & Cancer
Dec 21, 2024
0
11
Dark energy 'doesn't exist' so can't be pushing 'lumpy' universe apart, physicists say
One of the biggest mysteries in science—dark energy—doesn't actually exist, according to researchers looking to solve the riddle of how the universe is expanding.
Astronomy
Dec 20, 2024
19
690
Latest gravitational wave observations conflict with expectations from stellar models
Almost 300 binary mergers have been detected so far, indicated by their passing gravitational waves. These measurements from the world's gravitational wave observatories put constraints on the masses and spins of the merging ...
Team presents first demonstration of quantum teleportation over busy internet cables
Northwestern University engineers are the first to successfully demonstrate quantum teleportation over a fiberoptic cable already carrying internet traffic.
Optics & Photonics
Dec 20, 2024
2
195
Giant sloths and mastodons lived with humans for millennia in the Americas, new discoveries suggest
Sloths weren't always slow-moving, furry tree-dwellers. Their prehistoric ancestors were huge—up to 4 tons (3.6 metric tons)—and when startled, they brandished immense claws.
Paleontology & Fossils
Dec 20, 2024
2
330
Commercial tea bags release millions of microplastics, entering human intestinal cells
UAB research has characterized in detail how polymer-based commercial tea bags release millions of nanoplastics and microplastics when infused. The study shows for the first time the capacity of these particles to be absorbed ...
Health
Dec 20, 2024
1
2020
Experimental drug that summons 'warriors of the immune system' shows early promise against non-Hodgkin lymphoma
An investigational therapy is demonstrating preclinical promise against non-Hodgkin lymphoma by boosting natural killer cells and efficiently annihilating the malignancy without toxicity to the patient, a team of cancer biologists ...
Thermal evaporation emerges as a promising strategy for scalable solid-state battery production
Solid-state lithium batteries are promising energy storage solutions that utilize solid electrolytes as opposed to the liquid or gel electrolytes found in traditional lithium-ion batteries (LiBs). Compared to LiBs and other ...
Compact on-chip polarimeter measures light polarization with high accuracy
Reliably measuring the polarization state of light is crucial for various technological applications, ranging from optical communication to biomedical imaging. Yet conventional polarimeters are made of bulky components, which ...
Carbon offsets can bring energy efficiency to low-income Americans—Nashville data is promising
Under pressure from customers and investors, many U.S. companies have pledged to voluntarily reduce their impact on the climate. But that doesn't always mean they're cutting their own greenhouse gas emissions.
Getting people out of their cars is possible with the right plans and policies—case study
Around the world, people are being encouraged to travel by foot, bike or public transport rather than by car. The reasons are many and varied: to mitigate climate change, pollution, traffic congestion and infrastructure costs, ...
Cyclone Chido death toll rises to 94 in Mozambique
Cyclone Chido killed at least 94 people in Mozambique in its deadly rampage through the Indian Ocean last week, the country's disaster management agency said Sunday, raising a previous death toll of 76.
Climate anger can lead to action—or curdle into despair: Researchers find out why
Strong emotional responses to environmental problems are remarkably common. We know people are angry about climate change—but how many?
Large earthquake hits battered Vanuatu
A magnitude-6.1 earthquake rattled buildings on Vanuatu's main island early Sunday but did not appear to have caused major damage, five days after a more powerful quake wreaked havoc and killed 12 people.
NASA cameras to capture interaction between Blue Ghost lander, moon's surface
Say cheese again, moon. We're coming in for another close-up.
'You can't hear a smile': How video visits help dads in prison stay connected with their kids
Many Australians know December 21 as "Gravy Day." This is a reference to Paul Kelly's song and new film How to Make Gravy, where a prisoner named Joe writes a letter to his family four days before Christmas. In it Joe, missing ...
The moon might be older than scientists previously thought; a new study shines light on its history
A physicist, a chemist and a mathematician walk into a bar. It sounds like the start of a bad joke, but in my case, it was the start of an idea that could reshape how scientists think about the history of the moon.
Two stars may be orbiting each other near a supermassive black hole in our Milky Way galaxy
Scientists have spotted what appear to be two stars whipping around each other near the supermassive black hole at the center of our Milky Way galaxy.
How can I keep my cat happy? Five tips from a vet to help your feline friend live their best life
Around one third of Australian households live with at least one cat, yet surveys tell us the cats' needs are not being met.
Bottlenose dolphins smile at each other when they play—new study reveals how and why
Dolphins have an irresistible charm for people. They are extremely playful at all ages and often play alone, surfing the waves, leaping into the air, performing flips and striking the water with their tail flukes.
Neutrality has played a pivotal, but under-examined, role in international relations, new research shows
Researchers have developed a new way of understanding international relations by analyzing almost 200 years of alliances, hostilities and neutrality between countries.
Inequality weakens local governance and public satisfaction, study finds
Local governments in developing countries are crucial for providing public services that promote human development and address challenges like extreme weather, unemployment and crumbling infrastructure. Yet, they often face ...
Advanced algorithm reduces errors in land cover classification for landslide analysis
Land use and land cover (LULC) analysis has become increasingly significant in environmental studies due to its direct impact on the environment. Changes in LULC affect the ecological and climatic balance, in addition to ...
Advancing light control: New opportunities for metasurfaces in optoelectronics
A global review of advancements in integrating metasurfaces—thin planar arrays of nanostructures—into optoelectronic devices highlights their potential to transform technologies such as light emitting diodes (LEDs), lasers, ...
Report analyzes long history of NASA support for commercial space
NASA published a new report on Thursday highlighting 17 agency mechanisms that have directly and indirectly supported the development and growth of the U.S. commercial space sector for the benefit of humanity.
Systemic solutions needed to counter spread of science misinformation, says new report
Misinformation about science harms personal decisions, democracy and public policy, says Northeastern University professor David Lazer, who contributed to a National Academies of Sciences, Engineering and Medicine report ...
Professor challenges tokenizing women of color in academia
The unspoken rule for women of color in academia is to be everything to everyone—mentor, diversity champion, tireless scholar, and silent workhorse, says York University equity studies Assistant Professor Yvonne Su in her ...
Digital labels can help grocers waste less food
In 2022, U.S. grocers wasted 5 million tons of food, with 35% of it going to landfills, according to the food waste nonprofit ReFed. More than half of that waste—2.7 million tons—was past the labels' expiration dates.
Biosensors mimic human olfactory system to discriminate between very similar odors
The human olfactory system discriminates between thousands of odors by interacting specifically with olfactory receptors on sensory neurons. Each receptor can detect several odorants at different intensities, and the same ...
