A team of astronomers recently identified a red giant star with an unseen binary companion after examining data from the Large Sky Area MultiObject Fiber Spectroscopic Telescope (LAMOST) and the Apache Point Observatory Galactic Evolution Experiment (APOGEE). Although the
The ocean has been absorbing carbon dioxide from fossil fuel emissions at an increasing rate since 1990, while the net uptake of carbon by forests, soils and other land ecosystems has not grown, according to a new study led by scientists at UC San Diego's Scripps Institution of
A technology that significantly improves ethanol gas sensing performance by combining five different metal elements in a single oxide has been developed.
Cement hardens when mixed with water, allowing it to form solid structures even in wet environments. This property is known as hydraulicity. Reproducing this property in organic polymers has been challenging, as polymer materials that react with moisture often lack the
Climate change could force more than 200 million people from their homes even as countries spend billions on securing their borders, the head of the U.N.'s migration body said Friday.
Two new studies involving Newcastle University marine scientist Dr. Theresa Rueger have highlighted how the tusked goby's relationship with its host sponge shapes almost every aspect of its life. Rueger, a senior lecturer in tropical marine sciences at Newcastle University's
Soil respiration (Rs), the efflux of CO₂ from soils to the atmosphere driven by root and microbial activity, is one of the largest terrestrial carbon fluxes and a primary determinant of net carbon sequestration. The important role of nitrogen in driving terrestrial carbon
More than 5,000 years ago, brewers in eastern China appear to have used red mold to make rice alcohol, then strained the drink through cloth. Microscopic residues on ancient pottery show evidence of both the fermentation method and the filtering process to separate the liquid
A study in the International Journal of Innovation and Sustainable Development of teachers' behavior during outdoor play at kindergarten has identified a gap between the support children need and the help educators provide, particularly in emotional and social development.
A team of physicists and computer scientists led by researchers at the U.S. Department of Energy's (DOE) Brookhaven National Laboratory developed a new artificial intelligence (AI) approach that learns on its own to separate important high-energy particle jet signals from the
Vividly colored fish dwelling at the bottom of shallow Midwestern streams may help biologists understand the evolutionary mechanisms by which species remain distinct despite their similarities and overlapping ranges. Orangethroat and rainbow darters regularly interbreed where
Scientists from the Institute of Metal Research (IMR) of the Chinese Academy of Sciences, in collaboration with researchers from Peking University and Chongqing University, have demonstrated how the geometry and electronic properties of subnanometer rhodium (Rh) active sites
Researchers at National Taiwan University (NTU) have reported the first experimental evidence of heat-current-driven transverse accumulation of electrons' orbital angular momentum, a phenomenon known as the orbital Nernst effect. The study was recently published in Nature
But does that mean these are the best antidepressants? The post Some Antidepressants May Work Better Than Others Long Term appeared first on Nautilus .
Global fish production and consumption have hit new heights, according to the United Nations. People worldwide are consuming much more fish per capita, and more than 23 million people now work in the aquaculture industry. That booming business is putting pressure on the world's
New research published at COP31 issues a stark warning about the health of the frozen parts of the planet—ice sheets, mountain glaciers, sea ice, permafrost and snow cover—known as the cryosphere. The study, published in Science, finds that human-driven climate change is
A star's explosive demise has added a shiny new feature to NGC 1433, a barred spiral galaxy approximately 50 million light-years away in the southern constellation Horologium (the Pendulum Clock). New images of supernova SN 2026ahvu from the U.S. Department of Energy–fabricated
Submarine landslides have significant implications for marine ecology and infrastructure, yet these unpredictable events have remained challenging to study. New research co-led by Newcastle University's Dr. Sanem Acikalin and involving an international team of collaborators
Combining drip irrigation during the growing season with autumn or winter irrigation can help control soil salinity and sustain high, stable crop yields in the arid regions of northwestern China, according to a new study.
Infernogallus – the ‘hell chicken’ dinosaur – evolved to eat a fruit-heavy diet. It may be the first evidence of fruit-eating adaptations among non-avian dinosaurs.
Wheat researchers at South Dakota State University are perfecting an AI-powered web application designed to speed the work of wheat breeders and equip farmers with a more accurate tool for making decisions.
Left to their own devices, babies in the womb would suck their mothers dry. A developing baby benefits from taking as many essential nutrients as possible, but evolutionary theory predicts that to survive pregnancy, mothers need to keep some of these nutrients for themselves.
Earlier this week, the U.S. Department of Agriculture's Animal and Plant Health Inspection Service (USDA's APHIS) announced the first detection of H5N1 avian flu in a dairy herd in Oregon.
A protected wetland in the United Arab Emirates (UAE) has become an oasis for young sea turtles, new research shows. The study tracked nine juvenile green turtles (shell length less than 60 cm (24 inches)) and found they were "highly resident" in the Al Qurm Wa Lehhfaiiah
Acting now to counter the devastating effects of the El Niño phenomenon will cost half as much as waiting, the head of the U.N. Development Programme told AFP Friday.
Researchers from the Changchun Institute of Optics, Fine Mechanics and Physics of the Chinese Academy of Sciences have developed an optical system that focuses light from several subfields onto a single small-format detector. By analyzing field-dependent spot shapes, the system
Coral reefs are beautiful and important, both for humans and for marine biodiversity. Corals are living creatures, although they appear to remain fixed in one place, catching small crustaceans and other tasty morsels that drift past.
I bet that feels good for the salmon The post Watch Norway’s Lice-Zapping Robots Protect Salmon Farms appeared first on Nautilus .
While young people are constantly exposed to news about climate change, their resulting anxiety does not always translate into environmental action. A new study published in Climate reveals that the relationship between climate distress and climate action is highly complex.
The Rhine, as the boundary between Western and Central Europe, appears to be a constant feature of European history. As early as the late fourth and early third millennia B.C., the traces of human activity east and west of the river differed. Archaeologists have long concluded
Bioprinting uses living cells and molecular signals to produce biological tissues and even whole organs, building them layer by layer in the lab. To keep the bioink, or blend of cells and materials that power this printing, correctly aligned to grow a target tissue, researchers
Humor is becoming an increasingly popular feature of job advertisements, with employers using it to stand out, capture attention and attract potential candidates.
If people ever think about cleaning up space debris, they typically think of something equivalent to a giant garbage truck in the sky, collecting lost astronaut tools and dead satellites, then hauling them back down to Earth to be deposited in a landfill. But dealing with space
A new comprehensive study by researchers at the University of Hawaiʻi (UH) at Mānoa Climate Resilience Collaborative reveals that traditional sea-level rise models, which account only for rising ocean waters, drastically underestimate the true threat to coastal infrastructure
Ask any reptile lover where to find a cold-blooded creature, and chances are they will point to a rocky outcrop.
What's the best way to protect ourselves against climate change? The default is to reach for concrete and steel to build seawalls, dikes, dams and drainage systems. These can work. But they are expensive and inflexible. There's another, much cheaper option which gets vastly
When amphibians and reptiles get an infection, they sometimes raise their body temperature above its usual level by moving to a warmer environment. This well-documented behavioral response is known as behavioral fever.
The ESA's Euclid has already teased us with some early results. In the past, it's given us a small image covering 60 square degrees of the sky, created with a few days of observations. Those images showed individual targets from the Horsehead Nebula to the Perseus cluster of
It officially opens next month The post Trail Cameras Show Coyotes Using the World’s Largest Wildlife Crossing appeared first on Nautilus .
A new study reveals that viral infections may leave behind hidden damage to the immune system long after symptoms disappear. Researchers found that mice recovering from an acute infection experienced lasting changes to their spleens and weakened immune responses, potentially
A study of more than 750,000 pregnancies found that early exposure to Ozempic, Wegovy, and similar drugs was not linked to increased pregnancy complications when used for weight loss, but was associated with a higher risk of premature birth when prescribed for diabetes. The
Vancomycin-resistant Enterococcus faecium is listed by the World Health Organization as one of the highest-priority bacteria in its 2024 Bacterial Priority Pathogens List, ahead of MRSA, due to its ability to transfer resistance genes between humans, animals and the environment.
Businesses and institutions in just 6% of Montreal's mapped area account for about 100,000 metric tons (110,000 tons) of food waste sent to landfill each year—half of the total amount from nonhousehold sources in the city as a whole, McGill University researchers found. Food
A major study of nearly 1,900 older adults suggests that stopping statins after age 70 may be relatively safe in the short term for people who have never experienced a heart attack or stroke. However, a higher rate of serious cardiovascular events or death during longer
A new national database developed at the University of Michigan shows that none of the top 99 public transportation systems in the United States are easy for people with disabilities to use in four key areas of accommodation and accessibility.
Why do some volcanoes erupt with spectacular lava fountains while others release lava more quietly? Scientists have discovered that a hidden effect of extreme heat inside magma may help explain the difference. Experiments revealed that superheated magma can delay crystal
Lumina, a huge computer model laden with complex astrophysics, is giving scientists a breathtaking virtual view of the young universe
Our uniquely human walking style comes with evolutionary benefits—but also a cost
A mysterious force driving the expansion of the Universe may have undergone a dramatic reversal billions of years ago. Scientists exploring an overlooked branch of an alternative gravity theory discovered that dark energy could have switched from negative to positive roughly
China's one-child policy is widely considered one of the most stringent public policies in modern history. Yet researchers have long debated how much it actually contributed to the country's dramatic fertility decline.
