Rising temperatures could reduce trees' ability to photosynthesize. Scientists are trying to figure out just how close we are to that point.
In the fifth episode of The Deep End, volunteers describe what it’s like to live with the stigma of depression and the treatments they seek for it.
We’ve learned a lot about COVID-19 over the last five years, but big questions remain. Recent federal actions may hinder the disease’s management.
Stand Up for Science rallies in Washington, D.C., and across the United States drew crowds of people worried about cuts to scientific funding.
AI medical benchmark tests fall short because they don’t test efficiency on real tasks such as writing medical notes, experts say.
In Brazil, where humans and dolphins fish in tandem, cooperation both within and between species is essential for the longstanding tradition.
A 1-degree-Celsius change in water temperature prompts sea turtles in Northern Cyprus to lay eggs nearly a week earlier on average.
Firefly Aerospace landed a craft safely last week, a first for a private company. But Intuitive Machines’ mission ended when its lander wound up on its side in a crater.
Understanding the genetics of Labrador retriever obesity may help dog owners mitigate their best friend’s weight gain.
Cloud forests are biodiversity hot spots and crucial water sources. But climate change and deforestation are shrinking their range, new data show.
NASA’s Juno spacecraft identifies over 40 enormous lava lakes on Io, shedding light on the extreme volcanism sculpting Jupiter’s moon.
In a clinical trial, treating both partners in a relationship significantly reduced the likelihood of recurrence of bacterial vaginosis.
Chemists identify a single molecule that naturally tiles in nonrepeating patterns, which could help build materials with novel electronic properties.
The excavation of bone tools at Olduvai Gorge in Tanzania expands the range of ancient hominids’ cultural innovations.
The disc of plasma surrounding the black hole at the heart of the Milky Way is constantly emitting flares both large and small.
Male crickets in Hawaii softened their chirps once parasitic flies started hunting them. Now, it seems, the flies are homing in on the new tunes.
On balconies and in backyards, Wi-Fi–enabled telescopes are connecting astronomy enthusiasts across six continents.
Vaginal microbes play a huge role in overall health, but researchers know relatively little about them. Citizen science could help change that.
The “Helmholtz resonator” concept explains the frequencies of sound produced by clapping the hands together in different configurations.
The long-term survival of a patient with neuroblastoma suggests the personalized cancer treatment may work for solid tumors, not just blood cancers.
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A new theory suggests temperature controls how metamorphic proteins shapeshift, with colder temperatures promoting transformation. Researchers analyzed multiple protein pairs and found strong evidence supporting this idea. If true, this discovery could help scientists design powerful new proteins for medicine and biotechnology. Metamorphic Proteins: The Shapeshifters of Cells Metamorphic proteins are the “shapeshifters” of cells,
Remote cameras were deployed in the Arctic mountains across nearly a decade; Valuable footage of moms and cubs emerging from dens shines light on elusive polar bear reproduction. Researchers from Polar Bears International, the San Diego Zoo Wildlife Alliance, the Norwegian Polar Institute, and the University of Toronto Scarborough have provided the first detailed observations
AI is consuming more energy than ever, with data centers struggling to keep up with demand. A breakthrough training method could change everything, slashing energy use while maintaining accuracy. By shifting from traditional iterative training to a probability-based approach, researchers have found a way to optimize neural networks with far less computation. This innovation, inspired
Climate change isn’t just warming the planet—it’s reshaping space. As greenhouse gases trap heat in the lower atmosphere, the upper atmosphere cools and contracts, reducing the drag that naturally pulls old satellites back to Earth. With satellites lingering longer in orbit, the risk of collisions and space debris skyrockets, threatening the future of satellite communications,
Scientists have supercharged CAR-T therapy, making it more powerful against elusive cancer cells that usually escape detection. This innovation, called ALA-CART, helps the immune system better recognize and destroy resistant cancers. The new design not only improves treatment success but also promises fewer side effects. A Powerful Upgrade to CAR-T Therapy Researchers at the University
NASA’s Artemis campaign is rapidly advancing the development of Gateway, a space station that will orbit the Moon and serve as a crucial hub for future deep space exploration. Major progress has been made on the HALO habitation module, with international partners contributing to its construction and testing. The station will support Artemis IV astronauts,
Fluoride is added to drinking water in many countries to prevent cavities, but new research suggests even low exposure may impact children’s cognitive abilities. A study in Bangladesh tracked 500 mothers and their children, linking higher fluoride levels to reduced cognitive performance, particularly in verbal reasoning and sensory processing. While fluoride in toothpaste is generally
New research reveals that humans are surprisingly bad at reading their dogs’ emotions. Instead of looking at the dog’s behavior, we judge emotions based on the situation. People assume a dog is happy or sad depending on what’s happening around them, not what they’re actually doing. Adding to the confusion, humans also project their own
Analysis of Moroccan stalagmites reveals that the Sahara received increased rainfall between 8,700 and 4,300 years ago, supporting early herding societies. This rainfall, likely driven by tropical plumes and monsoon expansion, narrowed the desert, improved habitability, and facilitated human movement. Analysis of stalagmite samples from caves in southern Morocco has revealed new details about past
Whales do more than just swim the seas—they power the ocean’s ecosystem. By transporting nutrients from deep waters to the surface and across vast distances, they fuel marine life in ways we’re only beginning to understand. Their migrations bring nitrogen-rich urine and organic matter to nutrient-starved tropical waters, boosting plankton, fish, and coral reefs. Once
A stunning Hubble image showcases a spiral galaxy seemingly intertwined with a nearby star—but looks can be deceiving! This new Hubble Space Telescope image showcases a dazzling spiral galaxy alongside a bright foreground star, both located in the constellation Virgo. Although they appear close together—almost overlapping—they are actually separated by an immense distance. The star,
A new study suggests that starting the day with walnuts can boost brain function, leading to quicker reactions and improved memory in young adults. Researchers at the University of Reading tested participants who ate a walnut-enriched breakfast and found significant cognitive benefits compared to a nut-free meal. The study highlights the potential of walnuts as
Tropical Cyclone Alfred, an unusually southern storm for Australia’s east coast, took a surprising turn toward land, putting Brisbane and nearby areas at risk. Though not the strongest cyclone on record, its slow movement made it a prolonged and dangerous event, bringing torrential rains, coastal flooding, and powerful winds. Experts struggled to predict its erratic
A new study from Penn State suggests that artificial intelligence, specifically machine learning, could help predict long-term recovery from generalized anxiety disorder (GAD). Researchers analyzed over 80 psychological, sociodemographic, and health-related factors for 126 individuals with GAD, identifying 11 key variables that can predict recovery with up to 72% accuracy. AI’s Role in Predicting Anxiety
XRISM has uncovered how galaxy clusters evolve—violent mergers create turbulence, preventing hot gas from cooling. This discovery solves a long-standing mystery and provides new insight into cosmic history. XRISM’s Advanced X-ray Spectrometer – Using its superior capabilities, XRISM detected oscillating hot gas motion at the center of the Centaurus Cluster for the first time. First
A new approach is unlocking hidden data from satellite mega-constellations to track Earth’s changes in real time. By using the Doppler effect, scientists have found a way to analyze signals from Starlink and similar networks, revealing insights into climate, sea levels, and weather patterns. Precision is still a challenge, but the potential for global observation
Genetic changes alone don’t fully explain tumor growth in NF-1, pointing to other contributing factors. This insight may improve early detection and treatment strategies. New research challenges the previous belief that genetic changes alone determine the location and growth of tumors in individuals with neurofibromatosis type 1 (NF-1). The findings suggest that additional factors play
The discovery of ‘ovoid cells’ is transforming our understanding of memory and may pave the way for new treatments for Alzheimer’s disease, epilepsy, and other neurological conditions. Look around your home, and you’ll see familiar comforts—family photos on the walls, worn sneakers by the door, and a shelf filled with travel mementos. These objects become
Scientists using JWST have uncovered striking cloud formations and extreme heat contrasts on LTT 9779 b, a rare ultra-hot Neptune. This discovery reshapes our understanding of exoplanet atmospheres and how they endure intense stellar radiation. A team of international researchers, including Dr. Jake Taylor from the University of Oxford’s Department of Physics, has used the
A study from the University of São Paulo evaluated the effectiveness of 12 models and found that only one met the safety limits established by an international organization. Solar ultraviolet (UV) radiation contributes to various eye diseases, including cataracts and photokeratitis (a type of corneal inflammation). UV protection, primarily through sunglasses, can help delay or
New research from the University of Oklahoma addresses and resolves light emission challenges commonly encountered in quantum applications. Quantum light sources are inherently unstable, often flickering like distant stars or dimming over time. However, new research from the University of Oklahoma demonstrates that covering a type of quantum light source—known as a colloidal quantum dot—with
Earth’s climate over millions of years is shaped by both internal forces, like volcanic activity, and external ones, such as solar radiation changes. Scientists have synchronized ancient climate records with incredible precision, revealing how massive volcanic eruptions in India’s Deccan Traps may have altered global ecosystems. By analyzing geochemical fingerprints in ocean deposits, they found
Researchers at ETH Zurich have developed a new technique to better understand how electrons interact within materials. By using a moiré material — created by twisting ultra-thin atomic layers — they generated an artificial crystal lattice in a nearby semiconductor, allowing for more precise studies of electron behavior. Scientists have devised a method to create
Poor sleep quality alters immune function, increasing inflammation and disease risk. One night of sleep loss can mimic immune changes seen in obesity, stressing the importance of sleep for overall health. New research highlights the significant impact of sleep quality on the immune system and its potential link to diseases such as obesity, diabetes, and
Scientists have discovered that whales move nutrients thousands of miles -- in their urine -- from as far as Alaska to Hawaii. These tons of nitrogen support the health of tropical ecosystems and fish, where nitrogen can be limited. They call this movement of nutrients a 'conveyor belt' or 'the great whale pee funnel.' In some places, like Hawaii, the input of nutrients from whales is bigger than from local…
It is widely believed that Earth's atmosphere has been rich in oxygen for about 2.5 billion years due to a relatively rapid increase in microorganisms capable of performing photosynthesis. Researchers provide a mechanism to explain precursor oxygenation events, or 'whiffs,' which may have opened the door for this to occur. Their findings suggest volcanic activity altered conditions enough to accelerate oxygenation, and the whiffs are an indication of this taking…
Researchers have experimentally demonstrated a quantum tornado. Electrons form vortices in the momentum space of the quantum semi-metal tantalum arsenide.
Researchers have conducted a study that scours 'the vast and often contradictory literature on the carcinogenicity of red and white wine' to assess whether this assumption holds up, and to compare the cancer risks associated with wine type.
A mysterious phenomenon at the center of our galaxy could be the result of a different type of dark matter.
The megalodon has long been imagined as an enormous great white shark, but new research suggests that perception is all wrong. The study finds the prehistoric hunter had a much longer body -- closer in shape to a lemon shark or even a large whale.
An international team of scientists has synchronized key climate records from the Atlantic and Pacific Oceans to unravel the sequence of events during the last million years before the extinction of the dinosaurs at the Cretaceous/Paleogene boundary. New high resolution geochemical records for the first time reveal when and how two major eruption phases of gigantic flood basalt volcanism had an impact on climate and biota in the late Maastrichtian…
Until now, artificial gels have either managed to replicate high stiffness or natural skin's self-healing properties, but not both. Now, a team of researchers has developed a hydrogel with a unique structure that overcomes earlier limitations, opening the door to applications such as drug delivery, wound healing, soft robotics sensors and artificial skin.
New research has provided fresh insights into how bird songs evolve over time, revealing a significant role for population dynamics in shaping song diversity and change. The findings are based on an analysis of over 100,000 bird songs.
Researchers have enabled a man who is paralyzed to control a robotic arm through a device that relays signals from his brain to a computer. He was able to grasp, move and drop objects just by imagining himself performing the actions.
Just a few days of eating a diet high in saturated fat could be enough to cause memory problems and related brain inflammation in older adults, a new study in rats suggests.
Researchers have discovered genes linked to obesity in both Labradors and humans. They say the effects can be over-ridden with a strict diet and exercise regime.
A sweeping study for the first time tallies butterfly data from more than 76,000 surveys across the continental United States. The results: Butterflies -- all of them -- are disappearing.
Tropical rainforests play a vital role in global climate regulation and biodiversity conservation. However, a major new study reveals that forests across the Americas are not adapting quickly enough to keep pace with climate change, raising concerns about their long-term resilience.
A study has demonstrated how neurons in the human brain generate memories and establish narratives. Contrary to previous beliefs, individual neurons represent the concepts we learn, regardless of the context in which we encounter them. This allows humans, unlike other animals, to establish higher and more abstract relationships, which lays the foundation of human intelligence.
Researchers have discovered the world's oldest known meteorite impact crater, which could significantly redefine our understanding of the origins of life and how our planet was shaped. The team found evidence of a major meteorite impact 3.5 billion years ago.
Researchers have found that reef fish from the Arabian Gulf, the world's hottest sea, exhibit a higher tolerance to temperature fluctuations compared to those from more thermally stable coral reefs. However, the Arabian Gulf hosts fewer fish species overall, indicating that only certain fishes can withstand rising global temperatures.
New research is studying female professional footballers to find out if if it is possible to predict just how much lactate a person will produce during exercise based on the physical attributes of finger length and height.
A new study revealed that atmospheric gravity waves play a crucial role in driving latitudinal air currents on Mars, particularly at high altitudes. The findings, based on long-term atmospheric data, offer a fresh perspective on the behaviors of Mars' middle atmosphere, highlighting fundamental differences from Earth's. The study applied methods developed to explore Earth's atmosphere to quantitatively estimate the influence of gravity waves on Mars' planetary circulation.
Scientists have uncovered how plants responded to catastrophic climate changes 250 million years ago. Their findings reveal the long, drawn-out process of ecosystem recovery following one of the most extreme periods of warming in Earth's history: the 'End-Permian Event'.
Researchers have created washable and durable magnetic field sensing electronic textiles -- thought to be the first of their kind -- which they say paves the way to transform use in clothing. This technology will allow users to interact with everyday textiles or specialized clothing by simply pointing their finger above a sensor.
Researchers have combined satellite collar data with specialized cameras to shed light on one of the most mysterious and important stages in polar bears' lives -- maternal denning, when bears give birth then emerge with their cubs.
Within the next decade, space agencies plan to bring samples of rock from Mars to Earth for study. Of concern is the possibility these samples contain life, which could have unforeseen consequences. Therefore, researchers in this field strive to create methods to detect life. Researchers have now successfully demonstrated a method to detect life in ancient rocks analogous to those found on Mars.
A landmark study reveals that bacterial vaginosis (BV), a condition affecting nearly a third of women worldwide and causing infertility, premature births and newborn deaths, is in fact an STI, paving the way for a revolution in how it is treated.
Using two species of flies from different climates -- one from the cool, high-altitude forests of Northern California, the other hailing from the hot, dry deserts of the Southwest -- scientists discovered remarkable differences in the way each processes external temperature.
Studying the orbits of thousands of exoplanets shows that large planets tend to have elliptical orbits, while smaller planets tend to have more circular orbits. This split coincides with several other classic features in the exoplanet population, such as the high abundance of small planets over large planets and a tendency for giant planets to only form around stars enriched in heavy elements such as oxygen, carbon and iron. The…
A fresh look at past data reveals that exoplanets with masses similar to Jupiter formed much sooner than previously thought, according to new research.
Engineers have developed a pioneering prosthetic hand that can grip plush toys, water bottles, and other everyday objects like a human, carefully conforming and adjusting its grasp to avoid damaging or mishandling whatever it holds.
The beloved Australian lyrebird best known for its stunning tail and powers of mimicry may have a cunning hidden talent.
A newly developed pentanuclear iron complex can offer an efficient, stable, and cost-effective solution for water oxidation. By electrochemically polymerizing the complex, researchers have obtained a polymer-based catalyst, poly-Fe5-PCz, and achieved water oxidation with up to 99% Faradaic efficiency and exceptional stability, even under rigorous conditions. This breakthrough offers a scalable alternative to rare metal catalysts, advancing hydrogen production and energy storage for renewable energy.
Theoretical physicists reveal that room-temperature superconductivity is possible within the laws of our Universe, linked to fundamental constants like electron mass and Planck constant. Discovery could revolutionize energy, quantum computing, and medical tech by enabling superconductors to work at ambient conditions. Research explores how varying fundamental constants could alter superconductivity limits, offering a glimpse into the delicate balance of our Universe.
Scientists have uncovered the mechanism behind how aspirin could reduce the metastasis of some cancers by stimulating the immune system. The scientists say that discovering the mechanism will support ongoing clinical trials, and could lead to the targeted use of aspirin to prevent the spread of susceptible types of cancer, and to the development of more effective drugs to prevent cancer metastasis.
Researchers have developed a compound that relieves pain in mice but doesn't affect the brain, thereby avoiding mind-altering side effects and abuse potential. The custom-designed molecule, derived from cannabis, may provide an alternative to opioids for treating chronic pain.
Astronomers have for the first time observed a recurring nova outside of the Milky Way in near-infrared light. The data revealed highly unusual chemical emissions as well as one of the hottest temperatures ever reported for a nova, both indicative of an extremely violent eruption.
A new study confirms the Antarctic ozone layer is healing as a direct result of global efforts to reduce ozone-depleting substances.
Amphibians are increasingly vulnerable to global warming, according to new research.
The oldest collection of mass-produced prehistoric bone tools reveal that human ancestors were likely capable of more advanced abstract reasoning one million years earlier than thought, finds a new study.
Bigger, tastier tomatoes and eggplants could soon grace our dinner plates thanks to scientists who have discovered genes that control how large the fruits will grow.
Ancient frog relatives survived the aftermath of the largest mass extinction of species by feeding on freshwater prey that evaded terrestrial predators, academics have found.
The puzzle of predicting how three gravitationally bound bodies move in space has challenged mathematicians for centuries, and has most recently been popularized in the novel and television show '3 Body Problem.' There's no problem, however, with what a team of researchers say is likely a stable trio of icy space rocks in the solar system's Kuiper Belt.
A new study offers a more precise picture of exactly where and how warming will affect our ability to grow food.
Hydrogen energy is widely recognized as a sustainable source for the future, but its large-scale production still relies on expensive and scarce platinum-based catalysts. In order to address this challenge, researchers have developed Bis(diimino)palladium coordination nanosheets (PdDI), a novel two-dimensional electrocatalyst that effectively facilitates the hydrogen evolution reactions while minimizing the use of precious metals like platinum, paving the way for affordable hydrogen production.
Results from a phase 1/2 clinical trial of a novel stem cell treatment for cornea injuries found 14 patients treated and tracked for 18 months had a more than 90% success rate at restoring the cornea's surface and improvements in vision. The procedure, called CALEC (cultivated autologous limbal epithelial cells) involves taking stem cells from a healthy eye, expanding it into a graft over several weeks, then transplanting it into…
Researchers explore the likelihood that Earth's climate, as affected by solar heat, plays a role in seismic activity. Using mathematical and computational methods, they analyzed earthquake data alongside solar activity records and surface temperatures on Earth and observed that when they included Earth surface temperatures into their model, the forecasting became more accurate, especially for shallow earthquakes.
Most obese patients grow resistant to satiety signals from the hormone leptin. A new study shows that leptin sensitivity can be restored in mice, leading to weight loss.
Melting ice sheets are slowing the Antarctic Circumpolar Current (ACC), the world's strongest ocean current, researchers have found. This melting has implications for global climate indicators, including sea level rise, ocean warming and viability of marine ecosystems. The researchers have shown the current slowing by around 20 per cent by 2050 in a high carbon emissions scenario.
Research has shown that tattoo ink does not just remain where it is injected. Particles from the ink can migrate to the lymph nodes, where they accumulate.
Overnight bursts of brain waves seen in normal sleep can help doctors predict which unresponsive patients hospitalized with acute severe brain injuries will awaken and eventually recover.
Distressing news and traumatic stories can cause stress and anxiety -- not only in humans, but these stories can also affect AI language models, such as ChatGPT. Researchers have now shown that these models, like humans, respond to therapy: an elevated 'anxiety level' in GPT-4 can be 'calmed down' using mindfulness-based relaxation techniques.
As highly pathogenic H5N1 avian influenza continues to spread in the U.S., posing serious threats to dairy and poultry farms, both farmers and public health experts need better ways to monitor for infections, in real time, to mitigate and respond to outbreaks. Newly devised virus trackers can monitor for airborne particles of H5N1.
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Russia is attacking Ukraine with Shahed-136-type drones every night now. Ukraine has put up additional air defences in
Nuclear bomb is a weapon that employs the energy from a nuclear reaction. Resulting radiation and the fallout
Russia’s main air-defence systems are S-300 and S-400. Those are expensive missile systems, capable of engaging all kinds
More accurately predicting periods of increased hurricane activity weeks in advance may become possible due to new research
Researchers at ETH Zurich and the Max Planck Institute for Intelligent Systems have developed a robotic leg with
AstraZeneca has entered into a collaboration with biotech firm Immunai Inc., investing $18 million to utilize Immunai’s advanced
Astronomy has always relied on light to convey information about the universe. But capturing photons — such as
Meta Platforms, formerly Facebook, showcased its new augmented reality (AR) glasses prototype, Orion, during its annual Connect conference.
Nebius Group, an Amsterdam-based tech company born from the division of assets previously owned by Russian technology giant
In the desert of Texas, an innovative construction project is unfolding—one that uses a crane-sized 3D printer to
PayPal Holdings announced a major development on Wednesday, allowing U.S. merchants to buy, hold, and sell cryptocurrency directly
Russia has covertly established a weapons program in China to create long-range attack drones for use in the
The Sukhoi Su-57 is a Russian fifth-generation fighter jet, built as a response to the American F-22 Raptor.
Alphabet’s Google is partnering with Volkswagen to provide cutting-edge artificial intelligence capabilities for an in-app assistant designed specifically
Stability AI, an emerging leader in artificial intelligence, announced on Tuesday that renowned filmmaker James Cameron, director of
Iranian President Masoud Pezeshkian denies reports that Iran has transferred a large quantity of Fath 360 short-range ballistic
Russia has emerged as the primary foreign actor using artificial intelligence (AI) to sway the U.S. presidential election,
SpaceX CEO Elon Musk has announced plans to launch approximately five uncrewed Starship missions to Mars within the