Earth Sciences
Coal pollution reaches one of Earth's most remote mountain regions
The Himalayas are often seen as one of Earth's great natural barriers, separating the heavily populated and industrialized regions of South Asia from the remote Tibetan Plateau. But new research, published in Geophysical ...
3 hours ago
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Ecology
An iron-driven chain reaction may trigger mass death of harmful algae blooms
Over recent decades, harmful algal blooms have become increasingly common. These blooms often consist of bacteria called "cyanobacteria" in freshwater ecosystems. They can produce debilitating toxins, suffocate marine life ...
8 hours ago
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Pegasus launch to deploy LINK for months‑long orbit boost of aging Swift
A mission to raise the orbit of NASA's Neil Gehrels Swift Observatory is poised for launch no earlier than Tuesday, June 30, at 6:23 a.m. EDT (10:23 p.m. UTC+12), from Kwajalein Atoll, part of the Republic of the Marshall ...
Astronomy
5 hours ago
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Glass cells of atoms offer a new path to smarter, cheaper sensors
More accurate navigation systems and improved wireless communications may not come from traditional electronics, but rather from atoms. Researchers at Penn State and the National Institute of Standards and Technology (NIST) ...
Nanophysics
6 hours ago
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Beetle-like borings in 70-million-year-old titanosaur fossils reshape Lo Hueco fossil story
Traces or perforations caused by living organisms after an animal's death can be found on various dinosaur bone remains. These perforations, known as bioerosion structures, provide information that helps us understand relationships ...
Ecology
6 hours ago
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ROS-producing enzymes guide plant cell division and tissue patterning, gene-editing study shows
Reactive oxygen species (ROS) produced naturally during cellular metabolism often cause oxidative damage to cells. However, these molecules also play an important role in normal cellular signaling. While ROS are established ...
Plants & Animals
5 hours ago
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A single origin story for the Milky Way's most mysterious stars
Lurking at the heart of the Milky Way, Sagittarius A* (Sgr A*) is a supermassive black hole four million times the mass of the sun, surrounded by a puzzling collection of young, massive stars whose orbits have long defied ...
Dog-bone design helps 2D nanoribbon transistors stay fast and efficient as widths shrink
Transistors, small semiconductor-based switches that control the flow of electricity, are central components of all electronic devices, from computers to smartphones, wearables, sensors and smart appliances. Over the past ...
Some patient groups are far more vulnerable to near-perfect privacy attacks from medical AI
From detecting pneumonia on a chest X-ray to assessing whether a dark spot on the skin is benign or malignant, medical AI systems are playing an increasingly important role in clinical diagnosis. Unfortunately, the models ...
How a brain messenger protein drives progression of Alzheimer's disease
Alzheimer's disease is driven by a buildup of a toxic protein called Tau that kills neurons. As toxic Tau spreads to new regions of the brain, symptoms worsen and ultimately become fatal.
Medical Xpress
5 hours ago
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The Future is Interdisciplinary
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Medical Xpress
Tech Xplore
Dog-bone design helps 2D nanoribbon transistors stay fast and efficient as widths shrink
Sony discontinues Japan sales of robot puppy 'aibo'
It only takes one fake web page to fool AI shopping bots, study finds
Ferroelectric memory enables one chip to sample randomness and compute for generative AI
IBM unveils 0.7-nanometer chip tech promising 50% higher performance and up to 70% better energy efficiency
Generative AI designs DNA origami to match user-drawn shapes automatically
AI and physics draw a blueprint for better hydrogen storage materials
Low-temperature CuInS₂ solar cells edge past 12.2% mark after nearly 30 years
Metal hydride molecule trapped with laser light opens path to ultracold hydrogen
Controlling and trapping molecules, units of a substance consisting of two or more chemically bound atoms, with laser light is significantly more challenging than trapping individual atoms. This is because molecules exhibit ...
Unknown 4,000-year-old stone circle in Belfast uncovered by archaeologists
Archaeologists have uncovered an unknown stone circle that dates back at least 4,000 years to the Late Neolithic or Early Bronze Age and was most likely used for ritual activities.
Archaeology
6 hours ago
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Evidence identifies ancient Aboriginal mining in the Riverland
Flinders University researchers, in partnership with the River Murray and Mallee Aboriginal Corporation, have found evidence that points to 7,000 years of Aboriginal mining of stone at Sugarloaf Hill in South Australia's ...
Archaeology
7 hours ago
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Novel crystal strategy delivers near-perfect zero thermal expansion from 11 K to 893 K
Almost every material expands when heated. Well-known examples include railroad tracks and concrete roadways, which feature visible expansion gaps to accommodate this effect. However, thermal expansion poses a far more acute ...
Condensed Matter
8 hours ago
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Rising heat and humidity challenge energy-efficient data center cooling worldwide
Reliable operation of data centers has become essential to nearly all sectors of modern society, including health care, education, government services, power grid operation, banking, defense and disaster relief. New research ...
Environment
7 hours ago
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AI-guided microneedles bend at body temperature to speed diabetic wound healing
Chronic wounds remain a major health care challenge, especially for people with diabetes, who often experience delayed healing, persistent inflammation and a higher risk of infection. Traditional wound-closure methods such ...
Medical Xpress
3 hours ago
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May 2024 superstorm drew most ring current ions from Earth, not solar wind, research reveals
In May 2024, auroras were observed at unusually low latitudes across the globe, lighting up skies that rarely see such displays. Inside Earth's magnetosphere, the region of space surrounding our planet and dominated by its ...
Astronomy
7 hours ago
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Blood vessel cells keep fixed signaling roles for weeks, reshaping view of capillary communication
The cells lining skin capillaries are constantly sending each other messages—tiny pulses of calcium that help regulate blood flow, sense physical forces and keep vessel walls intact. Scientists have known about this signaling ...
Medical Xpress
8 hours ago
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Kids shrug off sunk-cost bias until about age 6, behavioral experiments reveal
Ever wonder why adults cling to things in which they've invested time or effort? In behavioral experiments, people often predict that they would stick with an option just because it was harder to get. Psychologists call this ...
Semiconductor quantum dots 'reawaken' predicted Rabi oscillations, boosting quantum control
Physicists at Paderborn University have, for the first time, experimentally demonstrated the so-called "return" of Rabi oscillations in semiconductor quantum dots. The phenomenon, which was first predicted theoretically in ...
Optics & Photonics
8 hours ago
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Investigative interviews are key to solving crimes—should AI be helping police with their inquiries?
Investigative interviewing—the process of obtaining accurate and complete accounts from victims, witnesses and suspects—is the lifeblood of the criminal justice system.
Vulnerable butterfly recorded in the Botanical Garden at Uppsala
The Botanical Garden in Uppsala was recently visited by animal ecology researchers, who conducted a BioBlitz to find, identify and record as many insects as possible in the Botanical Garden. One of the finds was an endangered ...
Uranus, Neptune may be magma worlds, not ice giants
Uranus and Neptune remain two of the most mysterious objects in the solar system, primarily because they have been visited only by NASA's Voyager 2 spacecraft in 1986 and 1989, respectively. Their "ice giant" moniker comes ...
Proactive employees with high emotional intelligence do a better job, study finds
In many organizations, large hierarchical gaps exist within work teams, raising the question of how frontline employees can strive for upward mobility in their careers. A recent study by the Department of Psychology at Lingnan ...
Why Ho Chi Minh City's pollution sources may have been misread for years
Biomass burning, including the combustion of wood, charcoal and agricultural residues, is a major source of PM2.5, a fine particulate matter that degrades air quality and poses risks to human health. Much of this pollution ...
Japan's small cities may face higher care burdens under the compact city policy
As populations decline and age across the developed world, compact city strategies, which oversee the consolidation of urban facilities and guide residents toward transit-served hubs, have become mainstream policies. Yet ...
Plasma and graphene combine to protect metal surfaces from corrosion
Plasma is an ionized gas, often referred to as the fourth state of matter. Plasmas, which are created artificially by applying energy to a gas, are found in the fluorescent tubes that illuminate kitchens. However, they have ...
Hubble spies ancient 'Chandelier Cluster' forming stars in two bursts
The subject of today's NASA/ESA Hubble Space Telescope image is an ancient inhabitant of our galaxy. This sparkling scene features a globular cluster: a collection of tens of thousands to millions of stars, all tightly bound ...
NASA's PACE mission studies smoke and fires
With the North American fire season underway, and a record number of acres already burned nationwide, NASA's Plankton, Aerosol, Cloud, and ocean Ecosystem (PACE) satellite's three instruments are observing vegetation precursors ...
How atomic defects can program carbon quantum dots for future light-based technologies
Carbon quantum dots (CQDs) are tiny carbon-based nanomaterials that have attracted increasing attention as environmentally friendly alternatives to conventional heavy-metal quantum dots. They are lightweight, photostable ...
Apple rootstock response varies to threshold water management during 6 weeks of progressing drought
As drought and water uncertainty put increasing pressure on orchard systems, researchers at the USDA Agricultural Research Service's Appalachian Fruit Research Station in Kearneysville, West Virginia, launched a study in ...
Far-red radiation and elevated CO₂ boost biomass accumulation in young leaf lettuce indoors
A new study from scientists at Purdue University reports that far-red radiation, in combination with increased carbon dioxide (CO₂) concentration, significantly enhances biomass production in young leaf lettuce grown under ...
How coworkers shape careers: Learning and competition pull in opposite directions
New research, published by the Rockwool Foundation Berlin (RFBerlin), shows that co-workers can have powerful—but opposing—effects on the careers of young workers. While some colleagues foster learning and long-term success, ...
Three ways climate action can be more inclusive for 1.3 billion disabled people
Imagine a global political summit that shapes the future of our planet, where one of the most populous countries in the world does not have a voice. This may seem unlikely, but currently 1.3 billion disabled people (nearly ...
How NASA taught four astronauts to read the moon
How do you teach someone to look at the moon? Not glance at it, the way we all have on a clear night, but truly read it, the way a geologist reads a hillside. That was the challenge NASA set itself before Artemis II, because ...
By saving ecosystems, environmental regulations help prevent biodiversity loss
Long-term conservation policies may help restore freshwater ecosystems and prevent extreme species loss, new research suggests.
Chemically primitive galaxy from 13 billion years ago reveals record-low oxygen
An international team of astronomers has used the James Webb Space Telescope (JWST) and a natural phenomenon known as gravitational lensing to achieve a definitive characterization of LAP1-B, an ultra-faint galaxy from 13 ...
AI shopping cart users rack up higher basket values and spend longer in store, research finds
Shoppers who use shopping carts embedded with digital screens to assist trips to the supermarket spend up to a third more than those who do not, according to new research by Bayes Business School.
Greece says preparing 'historic' ISS space mission
Greece is planning "a first historic mission" to send a Greek astronaut to the International Space Station, Prime Minister Kyriakos Mitsotakis' office announced Friday.
California's unidentified coastal species get a DNA library of their own
The closest thing marine taxonomists have to the Olympics is now underway in San Diego. But instead of racing for medals, leading scientists are spending two weeks working together to catalog the extraordinary diversity of ...
