Access to nutritious food is a fundamental pillar of human success, but such access has been unequal throughout history. In pre-industrial European societies, meat was a highly sought-after food, and access to it was often related to a higher social status.
Surface volatiles—chemical substances that easily become gases or fluids at relatively low temperatures and pressures—are transported into Earth through subduction zones, with some being transported into the deep mantle and others to shallower depths. According to conventional
Stem cells are the body's ultimate shape-shifters, sustaining tissues by balancing two competing demands: maintaining their own population and generating specialized descendants. In many tissues, some early descendants can revert to a stem cell state through a process known as
A new tool makes it possible to screen millions of tiny protein fragments and select those that can be recognized by the immune system. The CIC biomaGUNE Center for Cooperative Research in Biomaterials has developed epiGPTope, a system that uses machine learning to generate and
These scientists are proposing a new law of nature The post Time Brings Order to the Universe appeared first on Nautilus .
Lasers could one day steer solar sails and adjust a satellite's position in outer space, thanks to graphene. An experiment on a gravity rollercoaster ride showed how this innovative material has the potential to revolutionize propulsion beyond Earth.
Researchers at Umeå University show how tick-borne viruses remodel human cells into virus factories, using an advanced microscopy method. The findings provide new insight into how the virus replicates and matures, knowledge that may become important for future treatments
An international research team, including the Leibniz Institute for the Analysis of Biodiversity Change (LIB), has described a new species of spider from the Ecuadorian Amazon: Taczanowskia waska. The species is characterized by an extraordinary form of mimicry: It represents
Heat can change a honey bee's hormone levels, but only if the bee is alone. New research from MSU entomologist Zachary Huang shows that isolated honey bees experience a rapid hormonal rise when exposed to high temperatures, while bees kept in groups stay stable. The discovery
We’ve come a long way since then The post How Video Calling Worked Almost 100 Years Ago appeared first on Nautilus .
Exposure to "forever chemicals," per- and polyfluoroalkyl substances (PFAS), has been linked to serious health issues, like immune system damage, cancers, pregnancy complications and liver damage. A new study, published in Risk Analysis, finds that the websites people are
In a new Nature Physics publication, University of Amsterdam researchers introduce human-made materials that spring to life. These 'metamaterials' don't just learn to change shape, but can autonomously adapt their shape-changing strategy, perform reflex actions and move around
A new study finds teachers tend to provide assistance to similar subsets of students when using AI-powered educational tools, rather than touching base regularly with everyone in their classes. The findings could be used to develop tools that help teachers track their classroom
Two of the forefathers of quantum theory, Albert Einstein and Niels Bohr, had a famous argument over whether light is a wave or a particle. Columnist Karmela Padavic-Callaghan finds that the matter has been settled once and for all
A fungus that can wipe out up to 50% of a sugar beet crop may soon meet its match in a new generation of smart disease forecasting. A new study published in Phytopathology shows how combining drone imagery, weather data, and qPCR-based airborne spore monitoring can reveal where
The movement patterns of waterfowl, including ducks, swans and geese, may affect the spread of highly pathogenic avian influenza in bird populations, according to a new study from the University of Georgia. The findings are published in the journal Ecology Letters.
The intermediate value theorem shows us how to find an even center on an irregular shape
Ecology is often understood as a hyperlocal thing. The ecology of a pond, for instance, is vastly complex, even if the pond is tiny. But learning solely from local ecosystems is a slow and laborious approach that may not capture widely applicable findings.
In parts of the Midwest and Great Plains, feathery yellow goldenrod and stands of big bluestem sway alongside Indiangrass and other prairie plants, stretching up to eight feet tall. Now, in the search for ways to help ecosystems withstand the weather extremes made worse by
The crew of NASA’s Artemis II mission have captured extraordinary views of the moon, including close-ups of the far side and a breathtaking solar eclipse
As organizations increasingly rely on algorithms to rank candidates for jobs, university spots, and financial services, a new method, named hyperFA*IR, offers a more principled approach when picking candidates based on a limited pool of applicants, especially if minorities are
A new study published in the Biodiversity Data Journal provides a profound look at life up to nearly 10 kilometers below the ocean's surface in the Japan, Ryukyu, and Izu-Ogasawara trenches. The research catalogs at least 108 distinct organism groups (morphotaxa), including the
Do chatbots have a role in higher education? It's a question Joshua Lambert, an associate professor and biostatistician in the University of Cincinnati College of Nursing, is pondering. He's turned to a group of his students to find out their thoughts about the helpfulness and
In just a few years, generative artificial intelligence (gen AI) has brought about significant changes in many industries, from health care to education, entertainment to finance, and even law.
When created at the nanoscale, materials can resemble shapes like stars, rods or even pyramids. These particle shapes, also known as the morphologies of a solid, make for more than just interesting images under a microscope—they can determine how the material behaves, sometimes
As long as 220,000 years ago—far earlier than previously thought—people quarried rocks for their tools in places they specifically sought out. An international research team led by the University of Tübingen has demonstrated this behavior at the Jojosi site in South Africa,
Why do trees fall in the forest? The Answer is Changing. New research suggests that in just 15 years, the causes of most tree loss have flipped from human hands to a handful of natural causes.
Training programmes for people with aphantasia – the inability to create mental images – are challenging neuroscientists' understanding of how we create thoughts
Snapper are central to coastal life across southern Australia, supporting fisheries, local businesses, and regional tourism. New Flinders University research has found that although snapper populations across southern Australia are highly connected, they are not fully
A mitochondrial enzyme, Ak4, strengthens immune defense by promoting mitochondrial DNA synthesis and enhancing macrophage antibacterial activity. When bacteria invade the body, macrophages serve as frontline defenders, rapidly eliminating pathogens to protect tissue integrity.
As NASA’s Orion spacecraft slipped behind the farside of the moon, the astronauts captured the crescent of Earth setting over the moon’s horizon.
Plastic pollution is a global problem. It damages ecosystems, endangers animals, and in the form of nanoplastic particles, can also have consequences for human health. A global agreement to regulate plastic pollution is therefore long overdue. However, plastic particles have
Supermassive black holes at the centers of galaxies are one of the most active fields of research in astronomy. In order to accumulate their enormous masses, they must merge with each other. A research team led by Silke Britzen from the Max Planck Institute for Radio Astronomy
The two largest planets in our solar system, Jupiter and Saturn, also have the largest satellite systems, or the most moons. At present, Jupiter's reported moon count stands at more than 100 moons, and along with its many rings, Saturn has more than 280 reported moons. Not all
Amplifying the brain's waste disposal system seems to clear a substance that drives migraines, relieving some of the pain associated with the condition
Anaerobic digesters converting manure to biogas reduce methane emissions from livestock, but incentives for them have encouraged factory farms to get bigger
Many drivers will know the feeling: you pull ahead of the slower car you've been stuck behind and cruise the open road ahead at your own, faster speed. By the time you reach the next stop light, you're sure that you've left the slower car far behind you—but to your surprise,
Communication is central to the survival of most animals, including humans. Yet animals of different species communicate differently, and the complexity of their communication skills varies greatly. One characteristic of advanced communication systems is the ability to combine
Redesigns can cause serious harm to businesses. New research from Adelaide University explores what brands should consider when modernizing their packaging. "The study shows that successful redesign depends on increasing consumers' perceived modernity without undermining
The first images from NASA’s Artemis II mission’s lunar flyby were worth the wait
Skepticism about claims regarding sustainability reduces consumers' intentions to purchase sustainable products by weakening two important drivers of green consumption: people's willingness to look for trustworthy environmental information and their anticipated guilt about
Near-infrared spectroscopy, or fNIRS, offers a way to monitor brain activity without surgery or radiation by tracking changes in blood flow and oxygenation. Light sources placed on the scalp send near-infrared light into the head, and detectors measure the light that scatters
If you've poured your heart out on social media about a political issue, it might have felt cathartic—but likely was not persuasive, Cornell research finds. Americans are skeptical of emotional comments they see in their news and social media feeds, political scientist Talbot
The Artemis II astronauts snapped a stunning shot of Earthset—the moment when Earth dips below the moon's horizon—on their long journey back home Tuesday after wrapping up a historic lunar flyby.
Giving lemurs the chance to use technology to share control of sensory experiences with zoo visitors can help create meaningful connections between humans and animals, new research suggests.
Permanently wiping out a disease is tricky business. Polio, measles, mumps—all have effective vaccines, yet they persist in certain pockets around the world. To date, the World Health Organization considers just two viruses as successfully eradicated: smallpox and rinderpest.
Oyster reef living shorelines have been found to provide a resilient and adaptive alternative to conventional hard coastal protection, reducing wave energy while supporting oyster colonization.
Humans are masters of seeing faces in any old thing—a handbag, TV static, toasted white bread. Scientists want to know why. A few years ago, as the category 5 Hurricane Milton bore down on the Florida coast, the internet noticed something strange. Doesn't the satellite image of
Mid-circuit measurements are one of the biggest practical hurdles in quantum error correction on encoded qubits. Researchers in Innsbruck and Aachen have now proposed and experimentally demonstrated that a universal fault-tolerant quantum algorithm can be executed without such
Ligand Pro, founded by Skoltech professors and a Skoltech Ph.D. student, has presented Matcha, an AI-powered molecular docking model that performs virtual drug screening 30 times faster than the large co-folding models of the AlphaFold class developed by Nobel laureates, while
