Electronics & Semiconductors
LEDs based on transition metal dichalcogenides display reduced efficiency losses
Light-emitting diodes (LEDs), semiconductor-based devices that emit light when an electric current flows through them, are key building blocks of numerous electronic devices. LEDs are used to light up smartphone, computer, ...
1 minute ago
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Team proposes new solar composition ratios that could reconcile longstanding questions
A Southwest Research Institute-led team combined compositional data of primitive bodies like Kuiper Belt objects, asteroids and comets with new solar data sets to develop a revised solar composition that potentially reconciles ...
Astronomy
18 hours ago
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First amber find on the Antarctic continent provides new insights into Cretaceous forests
Until recently, a gap existed in the world map of amber discoveries: the Antarctic continent. But that gap has finally been closed, thanks to a team led by Dr. Johann P. Klages from the Alfred Wegener Institute, Helmholtz ...
Earth Sciences
13 hours ago
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Declassified spy images help locate ancient battle site
Archaeologists from Durham University and University of Al-Qadisiyah in Iraq have pinpointed the location of a famous early Islamic battle using declassified spy satellite images.
Archaeology
14 hours ago
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45
Lattice QCD method suggests a simpler spectrum of exotic XYZ hadrons
An elusive particle that first formed in the hot, dense maelstrom of the early universe has puzzled physicists for decades. Following its surprise discovery in 2003, scientists began observing a slew of other strange objects ...
General Physics
13 hours ago
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59
Virtual training uses generative AI to teach robots how to traverse real world terrain
A team of roboticists and engineers at MIT CSAIL, Institute for AI and Fundamental Interactions, has developed a generative AI approach to teaching robots how to traverse terrain and move around objects in the real world.
Human vision restored by stem cell replacement in regenerative medicine breakthrough
Researchers led by Osaka University in Japan have conducted the first human trial using induced pluripotent stem-cell-derived corneal epithelium to treat limbal stem cell deficiency, offering a potential new avenue for restoring ...
Experiment shows time alone heightens 'threat alert' in teenagers—even when using social media
People in their late teens experience an increased sensitivity to threats after just a few hours left in a room on their own—an effect that endures even if they are interacting online with friends and family.
Psychology & Psychiatry
11 hours ago
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Clinical trial shows immunotherapy drug pembrolizumab improves outcomes for patients with soft tissue sarcoma
Addition of the immunotherapy drug pembrolizumab to standard of care for patients with advanced soft tissue sarcoma of the limb significantly improved disease-free survival, according to the results of the SU2C-SARC032 clinical ...
Oncology & Cancer
12 hours ago
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The Future is Interdisciplinary
Find out how ACS can accelerate your research to keep up with the discoveries that are pushing us into science’s next frontier
Medical Xpress
A Canadian teen is in critical condition with what is believed to be bird flu
Depression rates in LGBTQIA+ students are three times higher than their peers, research suggests
Experiment shows time alone heightens 'threat alert' in teenagers—even when using social media
Satellite data and neuroimaging reveal how environment can impact brain development
Scientists discover novel metabolic compound that can regulate body weight
Gene therapy protects against motor neuron disease in rats
New study links air pollution with higher rates of head and neck cancer
First-ever randomized clinical trial uses video telehealth for suicide prevention
Combination approach shows promise for treating rare, aggressive cancers
Tech Xplore
LEDs based on transition metal dichalcogenides display reduced efficiency losses
Waymo's robotaxis now open to anyone who wants a driverless ride in Los Angeles
Experts urge complex systems approach to assess AI risks
Climate cash should also go to nuclear, says UN atomic chief
Detecting battery failures more quickly to improve safety of electric vehicles
Nuclear energy could play a vital role in Europe's clean energy mix
Experts link digital twins with complexity data science
Nintendo courts non-gamers in 'about-turn' strategy
Carpet fibers can stop concrete cracking
Astronomers investigate long-term variability of blazar AO 0235+164
Astronomers have performed a comprehensive multiwavelength study of an extremely variable blazar known as AO 0235+164. Results of the new study, published Nov. 3 on the preprint server arXiv, shed more light on the long-term ...
Computational method pinpoints how cause-and-effect relationships ebb and flow over time
A new computational method can identify how cause-and-effect relationships ebb and flow over time in dynamic real-life systems such as the brain.
General Physics
14 hours ago
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Graph-based AI model finds hidden links between science and art to suggest novel materials
Imagine using artificial intelligence to compare two seemingly unrelated creations—biological tissue and Beethoven's "Symphony No. 9." At first glance, a living system and a musical masterpiece might appear to have no connection. ...
Hi Tech & Innovation
13 hours ago
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Low-cost method removes micro- and nanoplastics from water
Researchers at the University of São Paulo (USP) in Brazil have developed a novel nanotechnology-based solution for the removal of micro- and nanoplastics from water. Their research is published in the journal Micron.
Bio & Medicine
15 hours ago
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117
Archaeologists excavate earliest known ancient Maya salt works
A team of archaeologists from LSU and the University of Texas at Tyler has excavated the earliest known ancient Maya salt works in southern Belize, as reported in the journal Antiquity.
Archaeology
15 hours ago
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74
Lab-grown human immune system uncovers weakened response in cancer patients
To better understand why some cancer patients struggle to fight off infections, Georgia Tech researchers have created tiny lab-grown models of human immune systems.
Immunology
14 hours ago
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Satellite data and neuroimaging reveal how environment can impact brain development
A recent study links satellite and brain imaging data to identify how environmental factors can impact mental health, cognition and brain development in young people.
Psychology & Psychiatry
14 hours ago
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Scientists discover novel metabolic compound that can regulate body weight
Researchers at Baylor College of Medicine, Stanford University School of Medicine and collaborating institutions report in the journal Cell the discovery of BHB-Phe, a novel compound produced by the body that regulates appetite ...
Overweight & Obesity
15 hours ago
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Nanofiber patch for psoriasis treatment has dual release functionality
Researchers at the University of Copenhagen have developed a patch for easier and more effective treatment of psoriasis. The method may also be used in treatment of other inflammatory skin diseases.
Bio & Medicine
15 hours ago
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Researchers advocate for new framework to measure sustainable economic growth
The global economy is in transition, with energy systems moving from a central reliance on fossil fuels. In addition, the COVID-19 pandemic reshaped consumer behavior, labor markets, and business practices, and geopolitics ...
Environment
15 hours ago
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46
Toxic smog smothering India's capital smashes WHO limit
Residents of India's capital New Delhi choked in a blanketing toxic smog Wednesday as worsening air pollution surged past 50 times the World Health Organization's recommended daily maximum.
Stark warning on emissions as leaders split on climate goals at COP29
Global leaders offered competing views on how to tackle climate change at UN-led talks Wednesday as a new report warned the world must reach carbon neutrality much sooner than planned.
Airlines ground Bali flights after volcano erupts
Airlines cancelled flights to and from the Indonesian resort island of Bali on Wednesday, leaving travelers stranded after a nearby volcano catapulted an ash tower miles into the sky.
Fossil fuel CO₂ emissions increase again in 2024
Global carbon emissions from fossil fuels have reached a record high in 2024, according to new research by the Global Carbon Project science team.
Jails and prisons often fail to protect incarcerated people during natural disasters
The United States has almost 2 million people behind bars in prisons, jails and detention centers—the largest such population in any country. Although incarcerated people are locked away from the outside world, they are ...
Q&A: Making in situ serial crystallography more accessible
Scientists at EMBL Grenoble and the European Synchrotron Radiation Facility (ESRF) have developed a new method for using in situ serial crystallography (iSX) to study the structure of macromolecules. They recently described ...
Sweet switch: Sorbitol's key role in apple plant growth strategy
Apple trees, like many perennial plants, endure a prolonged juvenile stage before reaching maturity, during which they experience complex developmental changes. These transitions impact photosynthetic traits, growth rates, ...
Five animals that behave differently in moonlight
Once every spring, a few days after the full moon, corals of the great barrier reef release eggs and sperm simultaneously—a phenomenon so spectacular it can be seen from space.
Is an 'off-year' Leonid outburst in the cards for November?
It's still one of the coolest things I ever saw. I was in the U.S. Air Force in the 90s, and November 1998 saw me deployed to the dark skies of Kuwait. That trip provided an unexpected treat, as the Leonid meteors hit dramatic ...
Grabbing pizza with coworkers isn't just fun—it could boost teamwork skills
In an office full of new coworkers, someone suggests going out for pizza. One person is extra hungry and gobbles up a slice too fast, burning the roof of his mouth in the process.
Autumn leaves are staying green for longer in Britain. Here's why
Every year people ask me, "why haven't the leaves fallen yet?" If autumn starts on September 1, then by early November winter should be well on its way. And yet, an amateur photographer who has captured the season's colors ...
More evidence that Europe's ancient landscapes were open woodlands: Study finds oak, hazel and yew were abundant
In 2023 a research group from Aarhus University in Denmark found that light woodland and open vegetation dominated Europe's temperate forests before Homo sapiens. In a new study, recently published in the Journal of Ecology, ...
Countries spend huge sums on fossil fuel subsidies. Here's why they're so hard to eliminate
Fossil fuels are the leading driver of climate change, yet they are still heavily subsidized by governments around the world.
Most US book bans target children's literature featuring diverse characters and authors of color
Book bans in U.S. schools and libraries during the 2021-22 school year disproportionately targeted children's books written by people of color—especially women of color—according to a peer-reviewed study we published. ...
EU sustainable finance framework must go further to meet Paris Climate Goals—research shows how
New research shows that the EU's sustainable finance framework urgently needs to expand and that, in its current form, the taxonomy will not meet the Paris Climate Agreement target of limiting global temperature rise to 1.5°C.
Building a diverse wildland fire workforce to meet future challenges
Every year around this time, California's wildland firefighters hold their breath as hot, dry winds threaten to spread flames across the state. As such conflagrations grow in size and severity throughout the Western U.S., ...
New type of weather radiosonde can find its way back to where it was launched
Some 80% of weather radiosondes—remote measurement instruments containing plastic, batteries and electronic parts—end up lost in nature after one flight. But a startup created by an EPFL master's student is set to change ...
Global convection-permitting model accurately predicts plum rain event
The plum rain is a persistent and extensive rainfall phenomenon that frequently occurs in East Asia during summer, primarily affecting regions along the latitudes of the middle and lower reaches of the Yangtze River in China ...
Archaeologists find ancient cheese makers used tree leaves to boost milk production
A study published in Nature Ecology and Evolution sheds light on the innovative practices of Central Europe's early cheese makers.
From pets to pests: Researchers explore new tool to fight disease-carrying insects
Arkansas researchers are testing a product commonly used to treat ticks and fleas on pets to target fly and mosquito larvae with the goal of helping reduce the spread of diseases carried by these insects.
