For every King Arthur or Roland, whose adventures readers can still enjoy today, another hero of ancient literature may have been lost forever. Before the printing press, texts were copied manually. This process introduced errors and innovations. Like mutations in the
From mobile phones and banking systems to aircraft, ships and emergency services, much of modern life relies on precise timing signals from satellites. Known as the Global Navigation Satellite System (GNSS), satellites carrying atomic clocks transmit time-stamped signals to
A cave in southern Turkey is spilling its ancient secrets The post Modern Humans and Neanderthals May Have Shared a Cave-Dwelling Culture appeared first on Nautilus .
The ambitious expedition aims to fill data gaps about the glacier-sea boundary to predict when the world might tip into a catastrophic climate regime.
University of Newcastle researchers have documented one of the clearest examples of iridescence ever recorded in an amphibian, revealing that the endangered green and golden bell frog (Ranoidea aurea) possesses intricate color-shifting skin previously unseen in the species.
Wormlike parasites cause crickets to jump into streams, where the fatty insects nourish endangered fish. Ayano Medo and Takuya Sato sought to characterize the flow of eicosapentaenoic acid (EPA)—a nutritious long-chain omega-3 fatty acid—through aquatic and terrestrial
It was a journey to the center of the Earth, if only for the briefest of moments. But rather than tunneling thousands of miles from Earth's surface, researchers from Lawrence Livermore National Laboratory (LLNL) and several universities used the National Ignition Facility (NIF)
When it comes to the search for life elsewhere in the universe, methane and other chemical compounds are seen as signs of biology because they are often produced by living microbes. However, scientists can be misled because certain geological processes can produce chemical
It started as a joke. Representatives of menswear brand MJ Bale had spent three days in a design sprint with CSIRO scientists trying to nail what kind of tool the company needed to prove its sustainability credentials.
Researchers from the Quantum Hardware group at CIC nanoGUNE, in collaboration with the British company Quantum Motion, have demonstrated an advanced readout sensor for spin qubits that, while being more compact than previous designs, can reach the level of readout precision
Quantum states can be precisely controlled with the help of tiny carbon rings measuring only a few nanometers in size. This is made possible by a class of rarely used electromagnetic dipoles called toroidal moments. Using computer simulations, physicists at Martin Luther
A study predicts increasing human-elephant conflict in Southern Africa. A growing number of farmers and 290,000 African savanna elephants (Loxodonta africana) share space in Southern Africa, with conflicts arising from elephants raiding cropland. Crop raids by elephants can be
The current El Nino weather phenomenon is expected to break records for its overall strength, a top expert said Tuesday, as regions face the risk of droughts, floods and other extremes linked to the event.
Like a shelf in an old house, the Earth collects a lot of dust from its surroundings. This "space dust" is mostly made up of micrometeorites that survive atmospheric entry and provides researchers with a cheap and easy way to obtain samples to study our cosmic neighbors.
Researchers have created a special flat lens that shapes light into an optical needle—a thin beam that stays tightly focused over a long distance. Combining this lens, which is about 7 microns thick, with optical coherence tomography (OCT) could allow imaging that reaches
In mammals, hair follicles emerge during embryonic development, forming geometric patterns that vary from one species to another. But how is the position of each hair determined? A team from the University of Geneva (UNIGE) has shown that a simple mechanism based on the
In the past 30 years, floods have affected more than 2.8 billion people worldwide and caused more than 500,000 deaths. In Canada, flooding has caused significant damage and disruption to communities across the country. The 2021 floods in British Columbia's Fraser Valley cost an
A whole-genome analysis of Beefalo, a hybrid bison-cattle breed, suggests very few individuals have any bison DNA at all, a new study reports.
New research has found young birds living near contaminated industrial and military sites in suburban Melbourne carry especially high concentrations of PFAS, so-called "forever chemicals."
In June, TD Bank told staff that it would begin running software called WorkiQ on their work computers, tracking time spent in browsers, internal chat and meeting apps. The rollout has revived public debate about workplace surveillance. But the issue extends well beyond one bank.
Clarkson University researchers have developed an artificial intelligence tool that can uncover the mathematical equations governing complex and chaotic systems directly from data. The technology, called KANDy—short for Kolmogorov-Arnold Networks for Dynamics—is designed to
AI romantic companions—digital agents that can text, speak, flirt and are always available—are a rapidly growing social phenomenon.
First Nations people in Australia have worse health and a lower life expectancy than other Australians.
Understanding how cells within and around a tumor interact provides key information about a cancer's architecture, a patient's immune response to the disease and even how susceptible the cancer may be to various types of treatment. But deducing these cellular "neighborhoods"
Researchers working with data from the South Pole Telescope have released a major catalog of galaxy clusters, giving scientists a powerful new tool for studying how the universe grew and changed over billions of years. The findings are published on the arXiv preprint server.
In a reversal Sunday, FIFA announced that it was suspending U.S. striker Florian Balogun's one-game red-card ban, allowing the star player to compete in the U.S.'s World Cup Round of 16 match against Belgium on Monday.
Researchers at the University of Osaka developed a light-driven method for synthesizing Davis reagents that generates the hazardous oxidant mCPBA only on demand and consumes it immediately. Kinetic analysis showed no detectable accumulation of the oxidant, improving process
Images of faces created by artificial intelligence (AI) are seen as more trustworthy than images of genuine faces, researchers say, warning of the risks of online fraud and other harms. This is the first study to examine the trustworthiness of AI faces created by the latest
A new international study led by researchers at the University of Oulu, Finland, shows that wolves living in different parts of the world are not anatomically identical. Their skulls differ in shape and size according to climate, prey availability, evolutionary history and,
Plant researchers from Wales and Uganda have collaborated on a community enterprise project in rural Uganda, becoming the first to create an affordable and highly effective mosquito repellent distilled from locally grown catnip plants. Laboratory and field experiments reveal
A majority of 8th-graders and roughly a third of 10th- and 12th-graders do not see great risk in using fentanyl once or twice, a study reports.
When you go into battle with nearly 40 gigantic pachyderms, you need to take the shortest path possible The post How Hannibal’s War Elephants Helped to Determine His Route Through the Alps appeared first on Nautilus .
Violence, the care of injured or ill individuals, and funerary behavior are among the most challenging aspects of the human past to reconstruct. A study published in Scientific Reports and led by researchers from the Centro Nacional de Investigación sobre la Evolución Humana
In Europe, trees are increasingly dying prematurely. A new study by the Swiss Federal Institute for Forest, Snow and Landscape Research (WSL) on French forests now shows that it is not only drought but also unusually warm or wet springs that increase the risk—even ideal growing
Testing how quickly a biodegradable plastic actually breaks down in the environment can take months, sometimes years, of lab work. A new study from the Agricultural University of Athens, offers a faster alternative: a machine-learning tool that predicts biodegradation outcomes
Everyone's perception of time is unique. It is a subjective experience shaped by factors such as age, emotions, memory and environmental contexts. And it may also be influenced by background noise, as scientists have demonstrated in a paper published in the journal Scientific
Researchers from Skoltech and other science centers in Russia have developed a reporter system—a tool for screening potential new antibiotics—that enables the selection of drug compounds disrupting RNA synthesis in gram-negative bacteria. Among others, these include
Electrons, negatively charged particles, sometimes coordinate their movements in ways that produce certain collective excitations referred to as quasiparticles. One case in which this occurs is the quantum Hall effect, a phenomenon that emerges when electrons are confined to a
NASA and China's national space agency plan to send crewed missions to Mars in the coming decades. Per NASA's Moon to Mars mission architecture, this will involve using infrastructure established through the Artemis Program to send crews to the red planet sometime in the 2030s
The sport supplement is popular among health influencers and athletes, who say creatine can help build stronger muscles and sharper brains—but is it legit?
Researchers at the Nano Life Science Institute (WPI-NanoLSI) at Kanazawa University, the Institute for Molecular Science and SOKENDAI have uncovered the hidden mechanism behind a molecular switch—a molecule that can change between different structural states in response to a
At Morningside Park in Miami, a new installation is testing a simple but urgent idea: What if a seawall could help heal the bay? Researchers at the Institute of Environment recently installed a series of 3D-printed seawall tiles designed and developed at FIU's Robotics and
Unexpectedly low calf numbers within the spinner dolphin population off Hawaiʻi Island were revealed in a study led by scientists with the Marine Mammal Research Program (MMRP) at the University of Hawaiʻi at Mānoa, along with national and international collaborators. Their
"Complex chemical processes are essential for making DNA." This long-held assumption in the field of biotechnology has been overturned by a Korean research team. A KAIST research team has developed the world's first foundational technology that enables the synthesis of desired
Physicists have long puzzled over a strange contradiction inside a family of minerals called rutile oxides. These materials all share the same crystal structure—but while some of them, like titanium dioxide, are firmly insulating, others, like ruthenium dioxide, conduct
Where does the solar system end and interstellar space begin? That's a question scientists have been working to answer using spacecraft traveling beyond the sun's influence. A team of researchers from the Southwest Research Institute, led by Heather Elliott, is using the Solar
Managing pediatric dental patients can be stressful for dental students and inexperienced practitioners, particularly when communicating with fearful and uncooperative children. Previous studies found that dental students experience three times the stress levels of seasoned
New research finds that birds can use lactate, often thought of as a metabolic waste product, as a cellular fuel that aids in rapid recovery from a harmful state that impairs oxygen delivery. Hemoglobin, the protein that carries oxygen to our tissues, naturally converts to
Citizen science is booming and could play a much greater role in tackling climate change, reef health, biodiversity and public health challenges by involving members of the public throughout the research process, according to a new study.
Astronomers using the James Webb Space Telescope have identified what may be the most distant barred spiral galaxy ever discovered, dating to a time less than 1.2 billion years after the Big Bang. The paper outlining its properties was posted to the arXiv preprint server on
