These Spiders Build Doppelgängers to Stay Alive
Creepy crawlers turn detritus, silk, and prey carcasses into astonishingly realistic look-alikes The post These Spiders Build Doppelgängers to Stay Alive appeared first on Nautilus .
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Canada Just Lost Its Measles-Free Status. The U.S. Could Soon Follow
Canada lost its official measles elimination status after a year of continuous transmission
How cells orchestrate protein production through ER-lysosome interactions
Janelia researchers have uncovered a novel way that two of the structures inside cells—the endoplasmic reticulum (ER) and lysosomes—coordinate the production of proteins, highlighting how interactions between organelles are important for regulating cellular processes. The
FDA Strips Breast Cancer Warning from Menopause Hormone Therapy
In a reversal, the Food and Drug Administration has removed black box warnings on hormone replacement therapies for menopause
Talking with our hands: How culture shapes our gestures
You are having dinner with friends, and the conversation is lively. Do your hands join the chat, or do they stay focused on your knife and fork?
Examining the carbon footprint of conference travel
Every effort to reduce greenhouse gas emissions can help us combat the rampant effects of global warming. While research on sustainability practices is making progress in various aspects of our lives, academic research itself has a considerable environmental footprint that must
Researchers call for Africa-centered approach to nature-based climate solutions ahead of COP30
In a new Nature Sustainability commentary, Professors Laura Pereira and Sally Archibald, and Dr. Kim Zoeller, together with 12 African co-authors, propose six guiding principles to ensure that climate actions benefit both people and ecosystems on the continent.
Project boosts ethically responsible exploration of critical raw materials
Mining is a controversial topic: On one hand, we need raw materials such as copper for the transition to climate-friendly technologies, but on the other hand, exploration and raw material extraction are primarily associated with environmental pollution and exploitation.
Blueprint for nature's carbon-capturing nanomachines paves path for bioengineering and climate innovation
University of Liverpool and Newcastle researchers have uncovered how bacterial organelles assemble, opening new routes for bioengineering and climate innovation.
Was This Mysterious Mountain Feature an Incan Tax Document?
Thousands of holes dot a mountain in Peru—they might have been used by the Inca to tally tributes The post Was This Mysterious Mountain Feature an Incan Tax Document? appeared first on Nautilus .
Diet alone doesn't explain divergent health of California sea lions in US and Mexico
When scientists compared what California sea lions eat in the Channel Islands (U.S.) and the Gulf of California (Mexico), they expected to find a clear explanation for why populations were booming in California but shrinking in Mexico. Instead, they found something more
Phages with fully-synthetic DNA can be edited gene by gene
A team led by University of Pittsburgh's Graham Hatfull has developed a method to construct bacteriophages with entirely synthetic genetic material, allowing researchers to add and subtract genes at will. The findings open the field to new pathways for understanding how these
Dangers of direct selling and network marketing are rarely mentioned in research
Many people still fall for new forms of network marketing, multi-level marketing (MLMs) and other organizations that, despite their products, strongly resemble pyramid schemes. However, Claudia Groß (Radboud University) and William Keep (College of New Jersey) discovered that
Cosmic dust bunnies: Why the universe might be fluffier than we thought
Space dust provides more than just awe-inspiring pictures like the Pillars of Creation. It can provide the necessary materials to build everything from planets to asteroids. But what it actually looks like, especially in terms of its "porosity" (i.e., how many holes it has) has
High-resolution label-free imaging reveals stable organelle dynamics and spatial organization
Researchers at University of Tsukuba have achieved high-resolution visualization of cellular organelles, such as nuclei and mitochondria, using an external apodized phase contrast (ExAPC) microscope. By effectively suppressing halo artifacts—false images caused by light
Habitable zone planets around red dwarfs aren't likely to host exomoons, simulations suggest
There are no confirmed exomoons, moons orbiting distant exoplanets in other solar systems. There are a few candidates, but none have passed the threshold and been accepted as confirmed. But they must exist. Moons are common in our solar system, so it would be extremely weird if
China's Tianwen-1 orbiter spots 3I/ATLAS
The interstellar object known as 3I/ATLAS just flew past Mars, and China's Tianwen-1 mission managed to snap some pics with its high-resolution camera. According to the China National Space Agency (CNSA), the orbiter's high-resolution camera captured images of the comet from a
Mothers think they will return to work quickly after maternity leave, but the reality is different
Most expectant mothers have a clear idea of when they will return to work, how maternity leave will be divided, and how their careers will continue. But according to new research from the University of Copenhagen, expectations do not always match reality.
Understanding how bacteria use 'sunscreen' to adapt to climate
Cyanobacteria, commonly known as blue-green algae, are found almost everywhere in the world—from hot springs to arctic ice to antioxidant smoothies. Part of their extreme adaptability lies within a unique light-harvesting structure called the phycobilisome. These modular
Q&A: How culture as a sustainable development goal is starting to become a reality
Eight global millennium development goals were established in 2000 by member states of the United Nations (UN) and endorsed by other multilateral organizations. They ranged from eliminating hunger to empowering women, and from reducing child mortality to environmental
Here's what teachers in Canada have said about their experiences with AI in the classroom
Since ChatGPT and other large language models burst into public consciousness, school boards are drafting policies, universities are hosting symposiums and tech companies are relentlessly promoting their latest AI-powered learning tools.
Within a second after the Big Bang, particle interactions may have created black holes, boson stars and cannibal stars
Before atomic elements came together, less than a second after the Big Bang, if particles condensed into halos of matter, these halos may then have collapsed, creating the first black holes, boson stars, and so-called cannibal stars. This is the conclusion of a new study just
Developers and expert users benchmark three leading open-source thermal conductivity calculation packages
Mechanical Engineering Professor Alan McGaughey of Carnegie Mellon University recently coordinated the Phonon Olympics, bringing together developers and expert users to benchmark three leading open-source thermal conductivity calculation packages.
Neanderthals: Do a Little Art and Take a Stroll on the Beach
Two recent discoveries about the extinct human species refine our understanding of our evolutionary kin The post Neanderthals: Do a Little Art and Take a Stroll on the Beach appeared first on Nautilus .
Dataset reveals the factors affecting retail and charitable food supplies after Hurricane Harvey
Texas and Louisiana withstood the worst of Hurricane Harvey, which unleashed cataclysmic rain in August of 2017 that killed over 100 people from flooding. After the flood, grocery stores and pantries struggled not only to remain open but to keep fresh food on the shelves.
Devilishly distinctive new bee species discovered in Western Australia Goldfields
A new native bee species with tiny devil-like "horns" named Megachile (Hackeriapis) lucifer has been discovered in Western Australia's Goldfields, highlighting how much remains unknown about Australia's native pollinators.
Cooperative motor proteins found to kill cancer cells when dual-inhibited
A research team from the University of Osaka, in collaboration with the Massachusetts Institute of Technology, has uncovered a new molecular mechanism underlying chromosome alignment during cell division. The study, published in Cell Reports, demonstrates that two motor
Climate conference's webpages emit 10 times more carbon than average sites, study says
Websites produced for COP conferences emit up to 10 times more carbon than average internet pages, new research published in the journal PLOS Climate suggests.
Sex work on trial: What the recently dismissed constitutional challenge means
Most Canadians have access to workplaces that are safe, promote health and autonomy and, most importantly, are protected by the law. But for people in criminalized professions, including sex work, it's a different story.
Governments can protect marine environments by supporting small-scale fishing
The world's oceans are vital for life on Earth. Drifting phytoplankton provide almost half the oxygen released into the atmosphere. Marine and coastal ecosystems provide food and protect communities from storms.
Zebrafish larvae's camouflage control traced to specific eye and brain cells
The ability of some animals to dynamically change color to match the brightness of their surroundings is one of nature's great survival tools, allowing flatfish to blend into sandy seabeds, frogs to adjust to the bottom of ponds, and chameleons to adapt to the tone of the
Harnessing intricate, self-organized plasma patterns to destroy PFAS
Increasing the surface area when plasma and water interact could help scale up a technology that destroys contaminants such as PFAS, detergents and microbial contaminants in drinking water, new research from the University of Michigan shows.
What does 'pro-life' mean? There's no one answer, even for advocacy groups that oppose abortion
As the first American pope, Leo XIV has largely avoided speaking out about domestic politics in the United States.
Fans, not celebrities, drive nationalism on Chinese social media
In China's social media universe, celebrities are often assumed to set the tone for millions of adoring followers. But a new study led by the University of Michigan shows the dynamic works the other way around: When it comes to online nationalism, fans are the ones leading—and
Entrepreneurial behavior can fast-track career, research finds
Entrepreneurial employees are the ones who challenge the status quo, observe with fresh eyes, connect across silos and experiment with new ideas within their organizations. These behaviors are a key driver of corporate entrepreneurship—the engine that keeps established
Climate tipping points are close: Scientists urge radical action before it's too late
New research has found that the world has reached the first of many Earth system tipping points. These will cause catastrophic harm unless humanity takes urgent action.
The 'supercenter' effect: How massive, one-stop retailers fuel overconsumption and waste
Imagine walking out of a Walmart, Target or Costco. As you push your large shopping cart to your car, you ask yourself: Did I really need all that stuff?
How five countries are adapting to the climate crisis
Countries around the world are facing worsening heat waves, hurricanes, droughts and floods. If current trends continue, governments need to prepare for a much hotter world with a predicted increase in global temperatures of at least 2°C, possibly up to 3°C.
Stable molecule trapped with deep ultraviolet light for the first time
Researchers from the Department of Molecular Physics at the Fritz Haber Institute have demonstrated the first magneto-optical trap of a stable "closed-shell" molecule: aluminum monofluoride (AlF). They were able to cool AlF with lasers and selectively trap it in three different
What AI earbuds can't replace: The value of learning another language
Your host in Osaka, Japan, slips on a pair of headphones and suddenly hears your words transformed into flawless Kansai Japanese. Even better, their reply in their native tongue comes through perfectly clear to you.
South Africa's flagship telescope at 20: An eye on the sky and on the community
The Southern African Large Telescope (SALT) celebrates 20 years of observing the sky. SALT is the largest optical telescope in the southern hemisphere. It's been steadily revealing new science knowledge, ranging from the discovery of planets outside our solar system to
Land is Africa's best hope for climate adaptation: It must be the focus at COP30
Agriculture, forestry and other land uses together account for about 62% of Africa's greenhouse gas emissions. At the same time, land degradation, deforestation and biodiversity loss are eroding Africa's resilience.
How to make Africa food secure? G20 group points to trade, resilient supply chains and sustainable farming
The Sustainable Food and Agricultural Systems work stream of the Business 20, a G20 engagement group, has endorsed three principles that it argues will contribute to the building of sustainable food systems and agriculture. The principles are increased trade, resilient supply
The archaeologist's guide to colonizing other worlds
Models help scientists understand everything from the particles that make up the universe to massive superstructures of galaxies at the beginning of time. But sometimes they model more mundane, though perhaps even more complex, features—including the course of human
Study finds disparities in risks for reading difficulties emerge by kindergarten
Early struggles with reading can have lifelong impacts on mental, physical and emotional health. Understanding who is most at risk of experiencing reading difficulties can inform strategies for early interventions to support students before they fall further behind.
Explainable AI reveals how chemical sensors detect odors
NIMS has been developing chemical sensors as a key component of artificial olfaction technology (olfactory sensors), with the aim of putting this technology into practical use. In a new study, explainable AI (XAI) was used to reveal how chemical sensors discriminate among
How crowdsourcing and phone cameras could help bring fallen soldiers home
Jun Sunseri remembers his grandfather, Stanley, sharing stories about his service in World War II. A mechanic in the U.S. Army Air Forces, Stanley was deployed to North Africa and Italy, where he repaired bombers and fighter planes that flew across Europe.
Specialized potteries reveal complex organization of El Argar society 4,000 years ago
Most of the pottery recovered from political and administrative centers in El Argar (2200-1550 BCE), such as Tira del Lienzo and Ifre, located in the province of Murcia, was not produced locally, but rather at sites located in the coastal mountains of the southeastern
AI bias in hiring decisions is often copied by human reviewers, study reveals
An organization drafts a job listing with artificial intelligence. Droves of applicants conjure résumés and cover letters with chatbots. Another AI system sifts through those applications, passing recommendations to hiring managers. Perhaps AI avatars conduct screening
Bio-based film matches traditional plastic packaging in blocking moisture and oxygen
Plastic packaging is ubiquitous in our world, with its waste winding up in landfills and polluting oceans, where it can take centuries to degrade.
