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A new tool shows it is possible to turn down the partisan rancor in an X feed—without removing political posts and without the direct cooperation of the platform.

An injection that blocks the activity of a protein involved in aging reverses naturally occurring cartilage loss in the knee joints of old mice, a Stanford Medicine-led study has found. The treatment also prevented the development of arthritis after knee injuries mirroring the ACL tears often experienced by athletes or recreational exercisers. An oral version of the treatment is already in clinical trials with the goal of treating age-related muscle weakness.

If you dissolve sugar in hot water and then cool it down, you'll see pure sugar crystals form while impurities stay in the liquid. You can even watch the beautiful sugar crystals slowly grow in the water.

The Pecos River murals are a stunning collection of monumental, multicolored rock paintings in limestone rock shelters across southwest Texas and northern Mexico. They depict human-like figures that reach up to eight meters tall, animals such as deer and snakes, and complex abstract symbols. For years, no one really knew how old these rock art masterpieces were or how long this artistic tradition lasted.

There is new hope for people who have lost their smell. Scientists have successfully tested a breakthrough device that lets people detect the presence of certain odors. This innovative system helps them "smell" again by translating odors into feelings (like touch) inside the nose.

A U.S.-Russian crew of three began a mission to the International Space Station aboard a Russian spacecraft following a successful launch Thursday.

DNA pulled from the dung of African forest elephants has given experts a more accurate—and higher—population estimate for the elusive animal, but the species remains critically endangered, a study showed Thursday.

While reflecting on what we're thankful for during the holiday season, we often focus on the external: the company of loved ones. The nourishment of a shared meal. The homes in which we gather.

The European Space Agency said Thursday it would increase its budget for the next three years to almost 22.1 billion euros ($25.6 billion).

In preclinical studies, researchers found that priming the immune system with a Treg-expanding therapy before stem cell transplant boosted survival, protected vital organs, and promoted a balanced gut microbiome—offering hope for safer, more effective treatment of blood cancers. The study, led by researchers at Sylvester Comprehensive Cancer Center, part of the University of Miami Miller School of Medicine, and collaborating organizations, is highlighted on the cover of the Nov. 27, 2025, issue of the journal Blood.

Scientists have detected what they believe to be lightning on Mars by eavesdropping on the whirling wind recorded by NASA's Perseverance rover.

Artificial intelligence (AI) tools designed to automatically document patient visits show promise in reducing the time physicians spend on paperwork and may improve their work experience, according to a new randomized clinical trial conducted at UCLA Health.

Newly discovered fossils prove that a mysterious foot found in Ethiopia belongs to a little-known, recently named ancient human relative who lived alongside the species of the famous Lucy, scientists said Wednesday.

When a meteor streaks across the sky, it's not just beautiful. It's nature's way of delivering a time capsule to Earth. Contained within are hints about the very beginning of the solar system and how planets, including our own, formed.

Instagram users may overestimate the extent to which they are addicted to the platform, according to research conducted on 1,204 U.S. adults published in Scientific Reports. The findings suggest that for most social media users, excessive use is driven by habit rather than genuine addiction.

Dogs were the first of any species that people domesticated, and they have been a constant part of human life for millennia. Domesticated species are the plants and animals that have evolved to live alongside humans, providing nearly all of our food and numerous other benefits.

Optical lattice clocks are devices that measure the passing of time via the frequency of light that is absorbed or emitted by laser-cooled atoms trapped in a repeating pattern of light interference known as optical lattice.

Astronomers have performed very long baseline interferometry (VLBI) observations of a gamma-ray loud blazar known as TXS 2013+370. The observations, posted November 19 on the arXiv preprint server, resulted in the detection of an exceptional gamma-ray flare from this object.

The material used to build the Temple of Venus in Naples has remarkably endured even as Earth's surface around it sank from volcanic activity, and researchers were curious to know how.

Alcohol use disorder (AUD) is among the most widespread substance use disorders (SUDs) worldwide, characterized by an impaired ability to control the intake of alcohol. For many years, psychologists and psychiatrists have linked this disorder with a shift away from so-called goal-directed behaviors.

Robotic systems that mirror humans both in their appearance and movements, also known as humanoid robots, could be best suited for tackling many tasks that are currently performed by human agents. These include household chores, such as cleaning, tidying up and cooking, as well as the transport of items or the assembly of products.

An international team of investigators has reported results from the first Phase III clinical trials of rocatinlimab, a novel treatment for moderate-to-severe atopic dermatitis (eczema).

The two neurodegenerative diseases could not appear more different. Amyotrophic lateral sclerosis (ALS), sometimes called Lou Gehrig's disease, affects the muscles, ultimately paralyzing people with the disorder. Frontotemporal dementia (FTD), which has been in the news of late, is a form of dementia that can change someone's personality and rob them of their ability to understand language.

RNA is a central biological macromolecule, now widely harnessed in medicine and nanotechnology. Like proteins, RNA function often depends on its precise three-dimensional structure. A recent study published in Nature Communications by Marcia group, has captured, for the first time, a ribozyme in motion—almost frame by frame. The researchers recorded how this tiny RNA machine folds, flexes, and assembles itself, revealing its intricate choreography in unprecedented detail.

An international team of researchers led by the Francis Crick Institute, working with the Paul Scherrer Institute, has developed a new imaging protocol to capture mouse brain cell connections in precise detail. In work published in Nature Methods, they combined the use of X-rays with radiation-resistant materials sourced from the aerospace industry.

The nucleus accumbens is a tiny element of the human brain triggered when we experience something enjoyable, and used to help us learn behaviors that lead to rewards. A new study has shown for the first time that its influence on human behavior can be altered using transcranial ultrasound stimulation (TUS).

They say an elephant never forgets—and it turns out they can learn to adapt to drones. Once seen as a source of alarm, drones are now proving to be surprisingly elephant-friendly and a valuable research tool. Previously, the use of drones in elephant conservation has mostly relied on their power to disturb: elephants reliably run from them, making them a useful tool to drive elephants from croplands.

The most comprehensive review to date of ADHD treatments has found that medication for children and adults, and cognitive behavioral therapy for adults, remain the most effective approaches, backed by the strongest short-term trial evidence.

Brazilian authorities on Wednesday approved the world's first single-dose dengue vaccine, which they hailed as a "historic" achievement as cases of the mosquito-borne disease soar globally due to rising temperatures.

The world's top wildlife trade body voted Thursday to effectively ban all international trade in the critically endangered oceanic whitetip shark but rejected a proposal to protect more species of eel.

The cherry harvest wrapped up months ago. But in northern Michigan, some growers are already anticipating the spring resurgence of a tiny raptor that could benefit next season's crop.

As climate change and the resulting extreme weather intensify, interest in weather modification is growing around the world. In Japan, under Goal 8 of the Moonshot Research and Development Program led by the Cabinet Office / JST (Japan Science and Technology Agency), a research and development program for weather control has been launched to mitigate extreme wind and water damage.

Around 80% of proteins involved in diseases like cancer and neurodegenerative illnesses do not have a stable structure. These proteins, known as intrinsically disordered proteins (IDPs) can quickly adapt to the conditions in our cells. A better understanding could aid in developing new therapeutic methods.

California residents will soon get some price relief at the pump and reductions in harmful vehicle emissions, thanks in part to a landmark UC Riverside vehicle emissions study.

Shallow seas serve as critical transition zones connecting land and the deep ocean, supplying essential resources for navigation, fisheries, energy exploration, and island reef development. Accurate bathymetric data form the foundation for marine engineering, channel safety, resource assessment, and ecological restoration. However, nearly 50% of global shallow-water areas still lack reliable depth information, creating a major barrier to coastal management and sustainable ocean development.

People who regularly consume polyphenol-rich foods and drinks, such as tea, coffee, berries, cocoa, nuts, whole grains and olive oil, may have better long-term heart health.

A simple neck scan can identify men with double the risk of heart failure, according to research led by University College London.

A monthly injection has helped 90% of severe asthma patients reduce daily steroid tablets, which are associated with long-term side effects. More than half of the participants who had received the injection were able to stop their daily steroid tablets entirely, without any impact on their symptoms.

Tai chi, a form of mind-body exercise widely practiced in Chinese communities, has similar benefits to talking therapy for middle aged and older people with chronic insomnia, finds a trial from Hong Kong published by The BMJ today.

A speedy new scan could improve how millions of people with high blood pressure are treated, suggests a new study led by UCL (University College London) researchers.

Hereditary hemorrhagic telangiectasia (HHT) is the second most common inherited bleeding disorder worldwide, affecting one in 3,800 persons. HHT's hallmark symptom is chronic nosebleeds, which often occur alongside other internal bleeding and vascular malformations that impact quality of life and longevity.

Researchers at the Department of Mechanical Engineering, Seoul National University, have applied the principle of interlacing to an origami-inspired structure and developed a "Foldable-and-Rollable corruGated Structure (FoRoGated-Structure)" that can be smoothly folded and rolled up for compact storage while maintaining very high strength when deployed. The study was published in the journal Science Robotics on November 26.

Using in-vehicle driving data may be a new way to identify people who are at risk of cognitive decline, according to a study published on November 26, 2025, in Neurology.

Organic light-emitting diodes (OLEDs) power the high-end screens of our digital world, from TVs and phones to laptops and game consoles.

Power transmission lines (TLs) are ubiquitous, spanning diverse landscapes, including forests, agricultural regions, as well as mountains. Therefore, it is crucial to develop novel technologies to monitor their condition in terms of environmental infringement as well as sag estimation.

Engineers at Southwest Research Institute (SwRI) have developed a reliable testing methodology to study stochastic pre-ignition (SPI) in hydrogen-fueled internal combustion engines (H2-ICEs), offering the automotive industry tools to address challenges associated with hydrogen fuel and advance cleaner engine technologies.

EU researchers are testing new hydrogen-powered burners that could slash emissions from one of the world's most carbon-intensive industries—without shutting down production.

Language models based on artificial intelligence (AI) can answer any question, but not always correctly. It would be helpful for users to know how reliable an AI system is. A team at Ruhr University Bochum and TU Dortmund University suggests six dimensions that determine the trustworthiness of a system, regardless of whether the system is made up of individuals, institutions, conventional machines, or AI.

The Journal of Neuroscience features for the first time a cover concept that is not about what neuroscientists have done, but rather what neuroscience can do for humanity's future.

For some patients with the most common type of lung cancer, known as lung adenocarcinoma, there's new hope. In a new study published in Cell Reports, Mayo Clinic researchers have found several previously unknown genetic and cellular processes that occur in lung adenocarcinoma tumors that respond well to immunotherapy.

Despite what some believe, small and medium-sized enterprises (SMEs) can play a key role in the digital, green and social transition taking place in the 21st century. However, SMEs cannot expect real change to come from adopting only a few basic digital tools. They need to go further, harnessing a range of organizational and ecosystem support factors.

AI and human-movement research intersect in a study that enables precise estimation of hand muscle activity from standard video recordings. Using a deep-learning framework trained on a large, comprehensive multimodal dataset from professional pianists, the researchers introduce a system that accurately reconstructs muscle activation patterns without sensors.

Researchers at Kaunas University of Technology (KTU) are developing new ways to turn textile waste into energy and high-performance cement materials, offering sustainable solutions for two resource-intensive sectors—textiles and construction.

Soft robots are prized for their agility and gentle touch, which makes them ideal for traversing delicate or enclosed spaces to perform various tasks, from cultivating baby corals in laboratories to inspecting industrial pipes in chemical plants. However, achieving embodied intelligence in such systems, where sensing, movement and power supply work together in an untethered configuration, remains a challenge.

Humanoid robots could guide travelers and manage crowds at some Chinese border crossings after Shenzhen-based UBTech Robotics said it had won a multimillion-dollar contract to supply its latest models for a trial project.

The World Robot Olympiad opened in Singapore on Wednesday with hundreds of international students, some as young as eight, set to compete using automatons to solve real-world problems.

The Mexican government will build a supercomputer with a processing capacity seven times greater than the current most powerful computer in Latin America, officials responsible for the project said Wednesday.

A research team affiliated with UNIST has demonstrated a simple yet effective method to extend the lifespan of all-solid-state batteries—by simply stretching film-shaped electrolytes to improve safety and performance.

By adding silicon to battery anodes, energy storage can be doubled or even tripled. Ph.D. student Ali Abo Hamad at FSCN Research Center has developed a sustainable method to make silicon suitable for next-generation batteries.

Japanese chipmaker Rapidus plans to start building a second factory to produce cutting-edge semiconductors in a race with Taiwanese industry leader TSMC, local media reports said.

Researchers at Lund University have developed a new framework that can lead to the Öresund Link, thanks to the right maintenance at the right time and smart monitoring, having a total lifespan of 200 years. This is twice as long as envisaged when the bridge was inaugurated 25 years ago.

Tim Berners-Lee, the creator of the World Wide Web, has released an important new book about the problems we face online and how to solve them. It is called "This is for Everyone," meaning that the internet should be for all.

Scientists have developed a new material that converts motion into electricity (piezoelectricity) with greater efficiency and without using toxic lead—paving the way for a new generation of devices that we use in everyday life.