Dogs, having lived alongside humans for tens of thousands of years, are keenly tuned in to our emotions. Behavioral experiments, brain studies and even measurements of heart rate all suggest dogs respond differently depending on the emotional expressions they encounter in humans.
The road to hell is paved in good intentions, the roads in Trondheim were paved in something else The post What Public Health Initiatives Looked Like in the Middle Ages appeared first on Nautilus .
They say opposites attract, and many couples do fit this pattern. One is pragmatic and down-to-earth, while the other is a dreamer with their head in the clouds. Yet, these differences make them perfect for each other. According to researchers at ICFO, chemical interactions
It probably walked on two legs and weighed about 400 kilograms (880 pounds), despite still being a youngster. Meet Nyana rooiwalensis, a newly identified dinosaur species that lived more than 200 million years ago in what is now South Africa.
Mercury contamination presents an obvious challenge: it is invisible. A glass of water or a piece of fruit can seem perfectly normal to the naked eye, even when trace amounts of toxic mercury are present. Detecting such minute levels usually requires specialized laboratory
Researchers at University of Tsukuba and collaborating institutions have identified short antimicrobial peptides derived from Nemuri, a sleep-inducing protein in the fruit fly Drosophila melanogaster. The research is published in the journal Nature Communications.
For around 10,000 years, humans have selectively bred sheep for desirable traits. Generation after generation, we have chosen animals for their wool, size and reproductive characteristics and gradually left our mark on their DNA.
Surface rocks can reveal records of regions they occupied millions of years ago, even if those areas were kilometers below ground. On Türkiye's Marmara Sea's southern shores and islands, granitic rocks that are now exposed originated as molten material deep in Earth's crust.
What makes the human brain so much larger and more complex than the brains of many other mammals? Scientists have long sought clues in our DNA. Some discoveries show how genetic changes enable the developing brain to produce more cells. Others help explain how long those cells
Mountain ranges grew higher throughout Earth's history in two distinct "spurts" that correlated with the flourishing of biological diversity on our planet, according to new research published in the journal Science Advances. The study suggests mountains may have played a key
Can this “deadly sin” help cultivate a constructive drive to better ourselves? The post When Envy is a Virtue appeared first on Nautilus .
The documentary offers a window into scientists’ wonder and joy in their work as they discover new life forms in the depths of the Southern Ocean.
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 15th spaceflight of SpaceX’s giant launch vehicle aims for something unprecedented: snatching both rocket stages from midair after a journey to orbit
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.
