An Oregon State University scientist and a team of undergraduate students have uncovered real-time insights into a chemical process linked with Alzheimer's disease, paving the way toward better drug designs. The researchers used a molecule measuring technique to observe in a
Living cells are sustained by countless chemical reactions that must be carefully regulated to maintain internal order and function. Enzymes play a central role in this process, accelerating reactions that would otherwise proceed too slowly to support life.
Here’s when Earth’s climate became chaotic The post The Ancient Cold Snaps That May Have Shaped Human Evolution appeared first on Nautilus .
Methane is a potent greenhouse gas, with an impact estimated at 80 times that of CO₂. Although efforts are being made to reduce the contribution of big polluters to methane in Japan, new research from Osaka Metropolitan University suggests that smaller sources are vastly
The world has far more bees than anyone realized. Scientists have, for the first time, estimated just how many species of bees are out there on a global scale, offering a clearer look at how these vital pollinators are distributed around the planet. The landmark study, led by
A discovery by UCLA organic chemists may one day put catalytic converter thieves out of business. In new research, they've used abundant, inexpensive phosphorus as a catalyst in chemical reactions that usually require precious metals like platinum, one of the metals targeted in
Using atomic-scale defects in diamond, researchers in China have gained unprecedented insights into the complex chemical processes that unfold at the interfaces between solid surfaces and their surroundings. Published in Physical Review Letters, the results reveal that water
Much has been written about how government agencies struggle with community engagement in climate resilience planning. For example, a 2024 study by the Resilient Coastal Communities Project (RCCP) described the enormous frustration felt by communities involved in planning
From tornadoes and hurricanes to wildfires and floods, weather and climate disasters cause billions of dollars in damage, on top of their steep human toll. Those costs could rise sharply in the years ahead, according to a new study led by University of Chicago Asst. Prof. B. B.
How did the construction of the Subaru Telescope transform Japanese astronomy? A new study provides a quantitative answer by analyzing scientific publications and their citation impact during the telescope's early years. Drawing on large-scale publication data, the research
During a test drive, the mobile lab van uncovered a drug-resistant HIV strain that sprung up after the ongoing war with Russia started.
More extreme weather and shifting growing seasons are putting pressure on school meal programs, which serve nearly half a billion children worldwide. Jennifer Burney, a professor of Earth system science and of environmental social sciences in the Stanford Doerr School of
Artificial intelligence can be used to provide a more precise time of death, which could be crucial in murder investigations. The method was developed by researchers at Linköping University and the Swedish National Board of Forensic Medicine who have trained an AI model on
How do plants adapt to drought and heat? New studies on plants of the Canary Islands show that adaptation is not determined by a single character but by the interaction of entire sets of characters. Even closely related plants can follow very different paths.
A new study reveals that the image of a seamless global youth climate movement is fracturing as activists in the "periphery" feel increasingly sidelined by Western-centric leadership. By investigating why these local chapters face a "crisis of connection," the research exposes
Artificial intelligence (AI) is rapidly transforming health care and medical education. From enhancing diagnostic accuracy and clinical decision-making to enabling virtual simulations and personalized learning, AI technologies are becoming embedded in the daily practice of
Its outsized nasal cavities helped it maintain body temperature The post How the Triceratops Used Its Giant Nose appeared first on Nautilus .
A newly identified ichthyosaur from the UK’s Jurassic Coast is rewriting part of the prehistoric playbook. Nicknamed the “Sword Dragon of Dorset,” the three-meter-long marine reptile lived during a poorly understood window of evolution when major ichthyosaur groups were
Conventional electronics process information leveraging the electrical charge of electrons. Over the past few decades, some electronics engineers have been exploring the potential of a different type of device that instead processes and stores data exploiting the intrinsic
A new study by QUT researchers found that financial credit alone cannot break the cycle of poverty for women in Bangladesh. Instead, a "credit-plus" approach combining loans with tailored support delivered transformative empowerment outcomes.
How did the United States overtake Europe to become the world's technological leader within just a few decades? A new study by researcher Frank Neffke from the Complexity Science Hub (CSH) and colleagues from the Growth Lab at Harvard University published in the journal
Fish-eating killer whales in southern Alaska have a diverse, seasonally changing diet featuring salmon and groundfish, according to a published study in the journal Ecosphere. The types of fish consumed also differ greatly across foraging hotspots in the region.
Fresh observations from the James Webb Space Telescope show how vivid auroras surge through Uranus’s tilted magnetic field
The decline of California's kelp forests since the marine heat wave of 2013–17 has seen only minor recovery despite heroic efforts at restoration carried out by scientists, fishermen, coastal tribes, volunteer divers and conservationists. Nor is the threat to kelp localized.
The opposition appeared overwhelming: Tens of thousands of emails poured into Southern California's top air pollution authority as its board weighed a June proposal to phase out gas-powered appliances. But in reality, many of the messages that may have swayed the powerful
Animals don't just see the world differently from one another, they experience time itself at dramatically different speeds. That is according to a new study that considered 237 species across the animal kingdom, and which revealed that how fast an animal lives and moves
The progressive rise in temperatures poses a growing threat to the staging of summer sporting events in Europe and, more specifically, to the Tour de France, due to the increasing risk of heat stress for athletes. This is one of the conclusions of a study published in
Wastewater contains untapped resources that, if reclaimed, could power agriculture, global sanitation, and its own treatment to help us meet UN SDG goals, according to a review published in Frontiers in Science.
For decades, scientists viewed the genome of a newly fertilized egg as a structural "blank slate"—a disordered tangle of DNA waiting for the embryo to wake up and start reading its own genetic instructions. In research published in Nature Genetics, Professor Juanma Vaquerizas
People often focus on the bad side effects of vaccines, but they can have some great side effects too, says columnist Michael Le Page. They don’t just protect us from contagious diseases but can also lower the risk of dementia and heart attacks
Researchers are engineering bacteria to invade tumors and consume them from the inside. Because tumor cores lack oxygen, they’re the perfect breeding ground for these microbes. The team added a genetic tweak that helps the bacteria survive longer near oxygen-exposed edges — but
Titan, the largest moon of Saturn, may have been even more instrumental to the system’s evolution than we thought, forming its rings, shaping its moons and even affecting the planet itself
CU Boulder researchers have designed microscopic “racetracks” that trap and amplify light with exceptional efficiency. By using smooth curves inspired by highway engineering, they reduced energy loss and kept light circulating longer inside the device. Fabricated with
A sweeping nationwide study has found that U.S. counties located closer to operating nuclear power plants have higher cancer death rates than those farther away. Researchers analyzed data from every nuclear facility and all U.S. counties between 2000 and 2018, adjusting for
The nor'easter smacking much of the Northeast with nearly 3 feet of snow in places is as classic and powerful a blizzard as you can get, the strongest in a decade and up there with the most intense in history, meteorologists said.
A new 30-year analysis reveals that melting land ice is now the main force behind rising global sea levels. Researchers discovered that oceans rose about 90 millimeters since 1993, with most of the increase coming from added water mass rather than just warming expansion. Ice
Training harder may do more than build muscle—it could transform your gut. Researchers found that intense workouts change the balance of bacteria and important compounds in athletes’ digestive systems. When training loads dropped, diet quality slipped and digestion slowed,
A UCLA study in mice reveals that aging muscle stem cells accumulate a protein that slows repair but boosts survival. This protein, NDRG1, acts like a brake, preventing cells from activating quickly after injury. When researchers blocked it in older mice, muscle healing sped up
NASA's Curiosity Mars rover captured this panorama of boxwork formations—the low ridges seen here with hollows in between them—using its Mastcam on Sept. 26, 2025, the 4,671st Martian day (sol) of the mission. These boxwork formations were created billions of years ago when
Six planets are linking up in the sky at the end of February, and most will be visible to the naked eye.
Probability underpins AI, cryptography and statistics. However, as the philosopher Bertrand Russell said, "Probability is the most important concept in modern science, especially as nobody has the slightest notion what it means."
Rice, maize, and cassava crops cumulatively account for approximately 11% of total global deforestation—exceeding that of cocoa, coffee, and rubber—according to an analysis between 2001 and 2022, published in Nature Food. These staple crops should not be overlooked in global
Researchers at the University of Waterloo have discovered a way to turn plastic waste into acetic acid, the main ingredient of vinegar, using sunlight. The breakthrough offers a promising new approach to reducing plastic pollution through photocatalysis, while simultaneously
For many animals, siblings are a key component of their social environment during early life. Previous research has shown that the early social environment is important, but it has not yet been clear whether the number of siblings or the nature of their interactions is the
New research has revealed that women and children were deliberately targeted in one of the largest prehistoric mass killings discovered in Europe. Archaeological investigations at the Gomolava burial sites in northern Serbia uncovered a grave containing the remains of more than
New research offers an elegant explanation The post Why This Region of Space Appears to Be Populated by Snowmen appeared first on Nautilus .
With the current U.S. federal administration abandoning its leadership role in the fight against climate change, international efforts by governments to mitigate global warming appear to have stalled, at least for now. But according to Adelina Barbalau, an expert on climate
NLP offers powerful opportunities to support the UN Sustainable Development Goals (SDGs)—including SDG2 (Zero Hunger). In the wake of the COVID-19 pandemic, the Russia-Ukraine war, mounting climate change impacts, and other crises in the 2020s, global food security has suffered
Extracellular vesicles (EVs) are tiny biological bubbles that carry nucleic acids and proteins between cells, playing an essential role in tissue repair, neuroprotection and immune health. By isolating the surface proteins of these bubbles, researchers can understand more about
Scientists have developed an adaptable materials platform that can safely and efficiently deliver a wide range of genetic medicines, an advance that could accelerate the development of next-generation vaccines, cancer treatments, and gene-silencing drugs. Experts from the
