New evidence has emerged that sheds light on the possible first people to populate the Americas. Dating of stone and ivory tools found at an archaeological site in Alaska suggests that these early pioneers traveled through the region on their way to the continent about 14,000
Paleontologists at the Canadian Museum of Nature have recently been studying the skeletal remains of a rhinoceros. This might not sound remarkable at first, but what makes these remains fascinating is that they were found Devon Island in the Canadian Arctic.
Dalhousie researchers have revealed how Arctic aquifers—permeable layers of the ground that store and transmit water to rivers, lakes and terrestrial ecosystems—behave today and how these vital resources will change with warming temperatures and sea-level rise.
A new study, published in the journal Child Abuse & Neglect, showed that children who receive interventions from child welfare services are more likely to have experienced complex health issues, adversity, or maltreatment.
With an advanced technology known as angle-resolved photoemission spectroscopy (ARPES), scientists are able to map out a material's electron energy-momentum relationship, which encodes the material's electrical, optical, magnetic and thermal properties like an electronic DNA.
NASA on Monday was conducting critical final tests ahead of setting a launch date for its first crewed flyby mission to the moon in more than half a century.
Europe's ESO star-gazing organization on Monday welcomed plans to call off building a massive green energy project in the Chilean desert which threatened to spoil its telescopes' view of the darkest skies on Earth.
When water and ions move together through channels only a nanometer wide, they behave in unusual ways. In these tight spaces, water molecules line up in single file. This forces ions to shed some of the water molecules that normally surround them, leading to the unique physics
Researchers from The Ohio State University and the Indian Institute of Technology Madras have developed an artificial intelligence framework to rapidly generate drug-like molecules that are easier to synthesize in real-world laboratory settings. The new system, called PURE
This NASA/ESA Hubble Space Telescope image features an uncommon galaxy with a striking appearance. NGC 7722 is a lenticular galaxy located about 187 million light-years away in the constellation Pegasus.
NASA's Perseverance Mars rover has completed the first drives on another world that were planned by artificial intelligence. Executed on Dec. 8 and 10, and led by the agency's Jet Propulsion Laboratory in Southern California, the demonstration used generative AI to create
Imagine shining a flashlight into a material and watching the light bend backward—or in an entirely unexpected direction—as if defying the law of physics. This phenomenon, known as negative refraction, could transform imaging, telecommunications, and countless other
Most near-Earth asteroids are thought to drift in from the main asteroid belt. But a small subset may have a much closer origin: the moon. One intriguing example is 469219 Kamoʻoalewa (2016 HO3), an Earth quasi-satellite whose reported spectrum resembles lunar material and
Quantum chaos describes chaotic classical dynamical systems in terms of quantum theory, but simulations of these systems are limited by computational resources. However, one team seems to have found a way by leveraging error mitigation and specialized circuits on a 91-qubit
There may be a connection between how much a couple spends and saves and how happy they are in their relationship, according to a new study from the University of Georgia. The researchers found spouses who see their partners as "savers" tend to be more satisfied with both their
Less than a year ago, United States company Colossal Biosciences announced it had "resurrected" the dire wolf, a megafauna-hunting wolf species that had been extinct for 10,000 years.
Chronic stress can damage the gut’s protective lining, triggering inflammation that may worsen depression. New research shows that stress lowers levels of a protein called Reelin, which plays a key role in both gut repair and brain health. Remarkably, a single injection
It's often said that millions of people in the UK don't save enough—with one in ten adults saving no money at all. That figure from a 2025 report from the Financial Conduct Authority regulator came with a warning that it's leaving people walking a financial tightrope.
“Textbooks will need to be updated”: The solar system’s largest planet appears to be smaller and flatter than we knew
Earth's ocean absorbs carbon dioxide from the atmosphere, helping to temper the impact of climate change but increasing ocean acidity. However, calcium carbonate minerals found in the seabed act as a natural antacid: Higher acidity causes calcium carbonate to dissolve and
In a study published in Nature on January 28, a research team led by Eric H. Xu (Xu Huaqiang) from the Shanghai Institute of Materia Medica of the Chinese Academy of Sciences, along with Ma Xiong from Renji Hospital, determined how Ostα/β transports bile acids and why it
After a year of protests from astronomers, authorities have abandoned plans for a giant, light-polluting renewable-energy facility in Chile’s Atacama Desert
Elon Musk’s SpaceX is set to massively expand its orbital footprint in a bid to power next-generation artificial intelligence
Researchers estimate that roughly 12 percent of U.S. dementia cases could be tied to insomnia.
A new discovery by researchers from Adelaide University, in collaboration with Denmark's Carlsberg Research Laboratory, will allow barley growers to optimize seed dormancy for their crops and improve growing efficiency. The researchers employed a multidisciplinary approach to
For over 50 years, we thought we knew the size and shape of Jupiter, the solar system's largest planet. Now, Weizmann Institute of Science researchers have revised that knowledge using new data and technology. In a new study published today in Nature Astronomy, Weizmann
MMS has long been promoted as a miracle cure, but new research shows it’s essentially a toxic disinfectant. While it can kill bacteria, it only works at levels that also damage human cells and beneficial gut microbes. Scientists warn that homemade MMS mixtures are especially
Applied physicists in the Harvard John A. Paulson School of Engineering and Applied Sciences (SEAS) have demonstrated a new way to structure light in custom, repeatable, three-dimensional patterns, all without the use of traditional optical elements like lenses and mirrors.
Climate experts have identified an atmospheric configuration that can release huge volumes of water in a matter of minutes. Led by Newcastle University and the UK Met Office, the research helps explain some of the world's most dangerous flash-flood events and may aid future
Some brands of bottled water contain significantly higher levels of microplastics than tap water, according to new research by scientists who have developed a novel method for detecting these tiny particles.
Public health can be a money maker if investors use the right techniques to make their cash injections a safe bet, according to a report by Northeastern University academics. The report, "Investor Action on Health: a review," offers major investors advice on how best to
Antimicrobial resistance—when bacteria and fungi defend themselves against the drugs designed to kill them—is an urgent threat to global public health, according to the Centers for Disease Control and Prevention. To combat this threat, the Gerdt Lab at Indiana University
They may dodge predatory wasps by twitching away at the sound of their approach The post How These Caterpillars Use Their Body Hair to Listen for Danger appeared first on Nautilus .
Medical technology is often viewed as a neutral tool for healing or curing; however, for many disabled people, it represents a complex power dynamic between their own lived experiences and clinical expertise. Dr. Rebecca Monteleone, an associate professor of disability studies,
Low-income renters in Australia are far less likely to experience housing stress, rent arrears, or be forced to relocate when living in social housing compared to those receiving cash rent assistance payments or no assistance, according to a new global study by Curtin
As demand for critical metals grows, scientists have taken a rare, close look at life on the deep Pacific seabed where mining may soon begin. Over five years and 160 days at sea, researchers documented nearly 800 species, many previously unknown. Test mining reduced animal
University of Queensland research has confirmed Brisbane's only dinosaur fossil is Australia's oldest, dating back to the earliest part of the Late Triassic period 230 million years ago. The 18.5-centimeter footprint was discovered by a teenager at Petrie's Quarry at Albion in
Using NASA's Transiting Exoplanet Survey Satellite (TESS), an international team of astronomers has discovered a new extrasolar planet transiting a distant star. The newfound alien world, designated TOI-6692 b, is the size of Jupiter and has an orbital period of about 130 days.
New research, led by Postdoctoral Fellow Dr. Lea Dasallas at Te Whare Wānanga o Waitaha | University of Canterbury (UC), shows that even shallow floodwater can be powerful enough to knock people off their feet or sweep vehicles away if it is moving fast enough. However, most
Twisting upwardly on trees and other plants—along with houses and even lampposts—vines are a wonder of nature. However, their marvels mask their parasitic behavior: in attaching to other life forms, vines block sunlight necessary for growth and strangle their hosts, preventing
Through a combination of high-pressure experiments and optical spectroscopy, physicists have revealed new insights into the structural forms of solid methane. Led by Mengnan Wang at the University of Edinburgh in the UK, the team hopes their results, published in Physical
AI can write songs, but still has a way to go before matching the creativity of tunes made by people, according to Carnegie Mellon University research.
Kristen Hanneman made a small decision in 2022 that would upend life for her entire town.
The mystery of dark matter—unseen, pervasive, and essential in standard cosmology—has loomed over physics for decades. In new research, I explore a different possibility: Rather than postulating new particles, I propose that perhaps gravity itself behaves differently on the
A Sydney Ph.D. student has recreated a tiny piece of the universe inside a bottle in her laboratory, producing cosmic dust from scratch. The results shed new light on how the chemical building blocks of life may have formed long before Earth existed. Linda Losurdo, a Ph.D.
New research reveals a forgotten side of medieval Christianity—one rooted not in cathedrals, but in fields, forests, and farms. Historian Dr. Krisztina Ilko uncovers how the Augustinian order built its power through “green” miracles: restoring barren land, healing livestock,
A debilitating hoof disease affecting elk herds across the Pacific Northwest appears to be driven not by a single pathogen but by multiple bacterial species working together, according to a study led by researchers in Washington State University's College of Veterinary Medicine.
SAR11 bacteria dominate the world’s oceans by being incredibly efficient, shedding genes to survive in nutrient-poor waters. But that extreme streamlining appears to backfire when conditions change. Under stress, many cells keep copying their DNA without dividing, creating
Researchers at the School of Biological Sciences of The University of Hong Kong (HKU) have uncovered how eukaryotic cells can control gene activity even after losing one of their major gene-regulatory systems during evolution. By studying a microscopic soil-living roundworm,
The chemicals are widely used for crowd control, but their long-term health risks are poorly understood.
