Auction of famed CIA cipher shaken after archive reveals code
It is one of the world's most famous unsolved codes whose answer could sell for a fortune—but two US friends say they have already found the secret hidden by "Kryptos."
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Without US satellites, 'we go dark', tells climate monitor
US budget cuts risk creating blind spots in Earth monitoring systems that would imperil weather forecasting and climate research for years to come, the deputy chair of a key UN-backed climate monitoring body warned in an AFP interview.
New magnetic component discovered in the Faraday effect after nearly two centuries
Researchers at the Hebrew University of Jerusalem discovered that the magnetic component of light plays a direct role in the Faraday effect, overturning a 180-year-old assumption that only its electric field mattered.
People in isolated cities in Africa suffer more violence against civilians, study reveals
Cities are often seen as hotspots of violence, with the assumption that larger cities are inherently more violent than smaller ones. This "universal law" of urban scaling has long shaped scientific thinking. But new research led by Complexity Science Hub (CSH) researcher Rafael
'Trained' bacteriophages expand treatment options for antibiotic-resistant infections
Antibiotic resistance is one of the most pressing challenges to global public health as harmful microbes evolve to evade these medications.
From stadiums to cyberspace: How the metaverse will redefine sports fandom
Beyond gaming and shopping, the metaverse is poised to reshape the fan experience, giving sports enthusiasts new and immersive ways to connect with their favorite athletes and teams.
The ups and downs of space research
Microgravity experienced during spaceflight poses potential health risks to astronauts' cardiovascular systems. Determining how to mitigate these health risks is challenging, as countermeasures are tested in Earth's gravity. But what if there was a way to perform research in
Winter-active spiders use unique antifreeze proteins to survive the cold
Spiders of the Clubiona genus, which are among the most important natural enemies of pests found in orchards, are active during the winter. New research in The FEBS Journal reveals the characteristics of antifreeze proteins that these spiders produce that bind to ice crystals
Too much or too little AI adoption may lower workers' job satisfaction
In research based on 2009–2020 data from 509 publicly listed US firms, lower and higher levels of adoption of artificial intelligence (AI) were associated with reduced job satisfaction, whereas moderate levels were linked to greater job satisfaction. The findings are published
Using social media to clarify the threat domestic cats pose to insect and spider populations
In research published in Insect Conservation and Diversity, investigators analyzed records from social media to explore which arthropods—including insects and spiders—are most preyed upon by domestic cats in urban environments.
Working with local communities to manage green spaces could help biodiversity crisis
Helping communities manage green spaces by understanding how they use and value the area could be an effective way for local governments to tackle the biodiversity crisis, according to a new study from the University of Exeter.
Brazil seeks to assert itself as an environmental and food power, but can't overcome its extractive industries
On the eve of COP 30, Brazil seeks to assert itself as an environmental and food power, but it carries contradictions that weaken this narrative. In a speech at the opening of the 80th UN General Assembly, President Lula declared that this will be the "COP of truth," the moment
Scientists directly observe diffusion behavior within individual nanostructures
In recent years, organic semiconductor materials have attracted considerable attention as key components for next-generation photoenergy conversion devices and organic solar cells due to their light weight and mechanical flexibility. A crucial factor determining their
Bacteriophages: The hidden facilitators in kimchi fermentation
The World Institute of Kimchi has confirmed in a new study that bacteriophages, which were previously considered a "nuisance" during the process of food fermentation, actually play the role of key helpers that facilitate the survival of lactic acid bacteria (LAB).
How to keep Ozempic/Wegovy weight loss without the nausea
Scientists are uncovering how GLP-1 drugs like Ozempic and Wegovy act on brain regions that control hunger, nausea, pleasure-based eating, and thirst. These discoveries may help create treatments that keep the benefits of weight loss while reducing unwanted side effects.
Supercomputer creates the most realistic virtual brain ever
Researchers have created one of the most detailed virtual mouse cortex simulations ever achieved by combining massive biological datasets with the extraordinary power of Japan’s Fugaku supercomputer. The digital brain behaves like a living system, complete with millions of
How dark energy changed cosmology forever
Let's rewind the clock back…oh, I don't know, let's say a hundred years. It was 1917, and Einstein had just developed his general theory of relativity. It was a masterpiece, giving us our modern-day view of the gravitational force. And like anybody curious about gravity,
Crikey! Newly Discovered Snake Species Named After Steve Irwin
A mysterious wolf snake is the latest creature to bear the Crocodile Hunter’s name The post Crikey! Newly Discovered Snake Species Named After Steve Irwin appeared first on Nautilus .
Secret chemical traces reveal life on Earth 3. 3 billion years ago
Researchers have discovered chemical traces of life in rocks older than 3.3 billion years, offering a rare look at Earth’s earliest biology. By combining advanced chemical methods with artificial intelligence, scientists were able to detect faint molecular patterns left behind
How much CO₂ does your flight really produce? How to know if carbon footprint claims are accurate
When two people book the same flight, they can get wildly different carbon footprints from online calculators. Many carbon calculators leave out big chunks of climate impact or rely on oversimplified assumptions.
Social media use soars as kids drop sports, reading and the arts
In striking new statistics, experts warn of social media's growing grip on young people, with use among children and teens soaring by more than 200% since before COVID and showing no sign of decline.
Wolves Caught on Camera Fishing for the First Time
Wolves seem to have pulled traps out of the water and stolen the bait. But was it tool use? The post Wolves Caught on Camera Fishing for the First Time appeared first on Nautilus .
Did a Violent Land Grab Give These Chimps a Leg Up?
For at least one wild chimpanzee population, killing neighbors has its benefits The post Did a Violent Land Grab Give These Chimps a Leg Up? appeared first on Nautilus .
Archaeologists reveal second-largest Roman olive oil mill in the Roman Empire
Ca' Foscari University of Venice is co-directing a major international archaeological mission in the Kasserine region of Tunisia. The excavations, focused on the area of ancient Roman Cillium, on the border with present-day Algeria, concentrate on imposing structures linked to
New study shows why clothing take-back programs fail—and what truly moves consumers to act
Retailers don't need big financial incentives to get consumers to return used clothing—but they do need the right message. A new peer-reviewed study in the journal Manufacturing & Service Operations Management finds that simply telling consumers their returned items will be
Team studies beryllium-7 variations over Antarctic regions of the Southern Ocean
Beryllium-7 is a radioactive isotope of beryllium produced by cosmic rays in the atmosphere. A Japanese research team has explored, over space and time, how the beryllium-7 is transported from the atmosphere to Earth's surface. Their goal was to better understand the mechanisms
Kissing may have evolved in an ape ancestor 21 million years ago
Rather than being a recent cultural development, kissing may have been practised by other early humans like Neanderthals and our ape ancestors
Ape ancestors and Neanderthals likely kissed, new analysis finds
A new study led by the University of Oxford has found evidence that kissing evolved in the common ancestor of humans and other large apes around 21 million years ago, and that Neanderthals likely engaged in kissing too. The findings are published in Evolution and Human Behavior.
Low-fat vegan diet can reduce an individual's greenhouse gas emissions by 51%
A low-fat vegan diet is associated with a significant reduction in greenhouse gas emissions (GHGE) and cumulative energy demand (CED) compared to the Standard American Diet, according to research by the Physicians Committee for Responsible Medicine published in JAMA Network Open.
New AI Model Captures the Milky Way in Stunning Detail
Researchers gain a hi-def view of galactic activity with an assist from a deep-learning surrogate The post New AI Model Captures the Milky Way in Stunning Detail appeared first on Nautilus .
Almost half of Oregon elk population carries advantageous genetic variant against chronic wasting disease, study shows
Chronic wasting disease, a prion protein disease that is fatal in elk, deer, and other cervids, has spread rapidly across the United States since it was first identified in 1967. CWD has now reached Idaho near the Oregon border, causing concern for the Columbian white-tailed
Bird flu cases are on the rise again, including 2 million turkeys: Will that affect Thanksgiving dinner?
Out on his farm in Dundee Township, Cliff McConville sees geese landing in the fields where his turkeys and chickens graze. It's a sight that often unnerves poultry producers, as migratory waterfowl carry and spread a highly infectious strain of bird flu that has been resurging
Enzyme-free approach gently detaches cells from culture surfaces
Anchorage-dependent cells are cells that require physical attachment to a solid surface, such as a culture dish, to survive, grow, and reproduce. In the biomedical industry, and others, having the ability to culture these cells is crucial, but current techniques used to
Why mysterious structures within Earth's mantle hold clues to life here
For decades, scientists have been baffled by two enormous, enigmatic structures buried deep inside Earth with features so vast and unusual that they defy conventional models of planetary evolution.
Collaboration completes richest observation run of gravitational signals to date
The international LIGO-Virgo-KAGRA Collaboration has completed the fourth observation campaign (called O4) of the international network of gravitational wave detectors. Launched in May 2023, the campaign ends after a period of coordinated observations lasting over two years,
Ancient and colonial legacies continue to shape Amazon forest biodiversity today
Human influence across centuries continues to define biodiversity and carbon storage in the world's largest rainforest, according to a new international study published in the Proceedings of the National Academy of Sciences led by the University of Amsterdam and Florida Tech.
Hollow glass fiber sensors withstand extreme radiation in particle accelerator tests
A slender glass fiber no thicker than a human hair placed across a particle beam could improve accelerator monitoring. A team is testing the use of hollow-core optical fibers to measure the profile and position of the beams extracted from the Super Proton Synchrotron, CERN's
A new way for coastal planners to explore the costs of rising seas
Water levels are creeping upward on shorelines across the world, and decision-making systems are not keeping up. One barrier to including sea level rise projections in adaptation plans is limited information on the full range of possible outcomes.
Kale Isn’t the Superfood You Thought
But a lab-grown sauce can help The post Kale Isn’t the Superfood You Thought appeared first on Nautilus .
Nature-inspired solution softens impacts of hard coastal structures
Seawalls and other unyielding structures meant to keep rising waters at bay and to protect against storm surges can cause other significant harm to the coast, often by disrupting natural processes and accelerating erosion. The gap between protection and preservation might be
CT scans reveal hidden details of ancient copper smelting in early Iran
About 5,000 years ago, people living in what is now Iran began extracting copper from rock by processing ore, an activity known as smelting. This monumental shift gave them a powerful new technology and may have marked the birth of metallurgy. Soon after, people in different
Hayfeeders and other tools can improve health, welfare of stabled horses
Simple items like hay feeders, giant rubber activity balls and shatter-proof mirrors can improve the health and welfare of stabled animals while also reducing frustration behaviors, according to University of California, Davis, research published in the journal Animals.
First complete genome of Faba Granja Asturiana legume variety released
Researchers from the Plant Genetics team of the Regional Service for Agri-Food Research and Development of the Principality of Asturias (Serida) have just published the first version of the genome of the Faba Granja Asturiana variety. This advance is key for the genetic
Researchers launch new Kansas Flood Mapping Dashboard
For Jude Kastens, who grew up on a farm in northwest Kansas, rainfall was always serious business. Although flooding wasn't as big a problem in his hometown as in central and eastern Kansas, it was "always memorable" when heavy rain caused local streams to swell from their
How bacteria 'feel' surfaces: Fluorescent probe visualizes and quantifies membrane tension
In natural environments, bacteria rarely live as free-swimming cells but are attached to surfaces as biofilms in medical devices, mobile phones or human tissue. The bacterial behavior, how they attach and grow, group together or excrete compounds that glue the biofilm, is
Five Essential Books on Plastic, Power, and Pollution
If you enjoyed Beth Gardiner’s feature about big oil’s bet on plastics, here are more books curated by Scientific American
PFAS in ski wax: Forever chemicals hit the slopes
PFAS—short for per- and polyfluoroalkyl substances—are currently the subject of numerous discussions and legislative proposals. Many of these so-called "forever chemicals" are harmful to human health and the environment. Since they can potentially remain in the environment for
Physicists drive antihydrogen breakthrough at CERN with record trapping technique
Physicists from Swansea University have played the leading role in a scientific breakthrough at CERN, developing an innovative technique that increases the antihydrogen trapping rate by a factor of ten.
New cable design mitigates flaws in superconducting wires
When current flows through a wire, it doesn't always have a perfect path. Tiny defects within the wire mean current must travel a more circuitous route, a problem for engineers and manufacturers seeking reliable equipment.
Disputed Jordan codices reveal age variations under ion-beam scrutiny
Scientists have delivered the most detailed assessment yet of a set of disputed lead books known as the Jordan codices. With debate centered on whether they could date back to the early Christian period, a study led by the University of Surrey's Ion Beam Center has now shed new
