Engineering
A new strategy to fabricate highly performing thin-film tin perovskite transistors
Tin-halide perovskites, a class of tin-based materials with a characteristic crystal structure that resembles that of the compound calcium titanate, could be promising alternatives to commonly used semiconductors. Past studies ...
18 hours ago
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Saturday Citations: Protoplanetary cornucopia; trees abound; the importance of diversity in corporate boards
This week, paleontologists reported finding new details in an Archaeopteryx fossil via CT scanning and UV light exposure. NASA engineers revived a set of thrusters aboard Voyager 1 that had been considered inoperable in 2004. ...
'Alpha predator' sharks and humans clash on an Israeli beach
With its golden sand and blue waters, the beachfront in central Israel looks much like any other stretch of Mediterranean coast, but a closer look reveals something unusual peeking through the rippling surf: black shark fins.
Ecology
21 hours ago
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Light-to-electricity nanodevice found in cyanobacteria reveals how early life utilized sunlight to make oxygen
An international team of scientists have unlocked a key piece of Earth's evolutionary puzzle by decoding the structure of a light-harvesting "nanodevice" in one of the planet's most ancient lineages of cyanobacteria.
Evolution
May 16, 2025
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105
Low-emission zones linked to improved air quality in Belgian cities
A team of health and environmental researchers affiliated with multiple institutions in Belgium, working together due to a request from health insurer Mutualités Libres, has found that converting parts of cities to low-emission ...
Homo erectus from the seabed—new archaeological discoveries in Indonesia
Archaeological finds off the coast of Java, Indonesia, provide insight into the world of Homo erectus, 140,000 years ago. Skull fragments and other fossil remains provide a unique picture of how and where these early humans ...
Archaeology
May 16, 2025
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201
Better than stitches: Researchers develop biocompatible patch for soft organ injuries
University of California, Los Angeles and University of California, San Diego researchers developed an injectable sealant for rapid hemostasis and tissue adhesion in soft, elastic organs.
Genetic ancestry and parental smoking linked to new genetic changes in children
Ancestry and lifestyle choices of parents may affect the rate and type of new genetic changes that arise in their children, new research has found.
Genetics
14 hours ago
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17
Could personality tests help make bipolar disorder treatment more precise?
People with cancer, heart disease and other conditions have come to expect treatments that their medical teams "personalize" just for them, based on tests.
Psychology & Psychiatry
14 hours ago
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Simulation Belongs Where Decisions Are Made
Custom apps bring the benefits of simulation to those who need it, when they need it, in a format that makes sense for them.
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
Tech Xplore
Oral norovirus vaccine candidate successfully tested in human challenge trial
Vaxart Inc., in collaboration with researchers from multiple academic institutions, evaluated the VXA-G1.1-NN vaccine against norovirus infection. Findings show a 30% reduction in infection rates among vaccinated participants ...
Two distinct exciton states observed in 2H stacked bilayer molybdenum diselenide
Two-dimensional (2D) materials have proved to be a promising platform for studying exotic quasiparticles, such as excitons. Excitons are bound states that emerge when an electron in a material absorbs energy and rises to ...
Study maps three decades of white LED progress and key innovation drivers
White light-emitting diodes (LEDs), the semiconductor devices underpinning the functioning of countless lighting technologies on the market today, were first released to the public in 1996. Following their commercial debut, ...
The words of health care providers during prenatal care visits can influence how parents see their children
Pregnancy is often a unique experience, marked by anticipation and mental representations of what will happen after a baby's birth. Understanding how people's experiences while pregnant influence their parenting skills and ...
Very different mammals follow the same rules of behavior: Research hints at an underlying architecture
In the natural world—where predators pounce, prey flee, and group members feed and sleep in solidarity—animal behavior is glorious in its variety. Now, new research suggests there may be an underlying architecture that ...
Plants & Animals
May 16, 2025
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Theoretical model provides fresh route to more efficient cooling using light and heat
As climate change and growing energy demands strain global systems, scientists are increasingly turning to passive cooling technologies—ways to cool objects or spaces without using electricity. One promising method is radiative ...
Optics & Photonics
May 16, 2025
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72
Synthetic materials mimic seashells to enhance energy absorption
Millions of years of evolution have enabled some marine animals to grow complex protective shells composed of multiple layers that work together to dissipate physical stress. In a new study, engineers have found a way to ...
Materials Science
May 16, 2025
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57
Ancient ocean sediments link changes in currents to cooling of Northern Hemisphere 3.6 million years ago
New research from an international group looking at ancient sediment cores in the North Atlantic has for the first time shown a strong correlation between sediment changes and a marked period of global cooling that occurred ...
Earth Sciences
May 16, 2025
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78
Subtle ligand modifications in aluminum complexes unlock enhanced solid-state light emission
Artificial light, once a luxury, has become central to modern life, with its evolution spanning from fire to LEDs. Now, researchers have developed a new class of efficient light-emitting materials as promising candidates ...
Analytical Chemistry
May 16, 2025
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56
Researchers find elevated levels of mercury in Colorado mountain wetlands
Climate change is melting glaciers and permafrost in the mountains outside of Boulder, Colorado, exposing rocks and freeing up minerals containing sulfate, a form of sulfur, to flow downstream into local watersheds.
Earth Sciences
May 16, 2025
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119
Tornadoes kill more than 20 in south-central US
Severe storms swept through the US states of Missouri and Kentucky, leaving at least 21 people dead, laying waste to local communities and cutting off electricity to nearly 200,000 people, authorities said Saturday.
Australian researchers use a quantum computer to simulate how real molecules behave
When a molecule absorbs light, it undergoes a whirlwind of quantum-mechanical transformations. Electrons jump between energy levels, atoms vibrate, and chemical bonds shift—all within millionths of a billionth of a second.
Angler fishing in Lake Michigan fog discovers remains of abandoned tugboat J.C. Ames
A Wisconsin angler fishing in the fog this week discovered the wreck of an abandoned tugboat submerged in the waters of Lake Michigan for more than a century, state officials announced Friday.
'Alpha predator' sharks and humans clash on an Israeli beach
With its golden sand and blue waters, the beachfront in central Israel looks much like any other stretch of Mediterranean coast, but a closer look reveals something unusual peeking through the rippling surf: black shark fins.
Study calls for greater coordination between the European Central Bank and national fiscal policies
Researchers at the University of Seville have analyzed interdependencies between fiscal and monetary policies and economic growth in Eurozone countries. The study highlights the need for greater coordination between the monetary ...
Life, death and mowing: Study reveals Britain's poetic obsession with the humble lawnmower
Over the last half-century, British poets including Philip Larkin and Andrew Motion have driven a "lawnmower poetry microgenre," using the machine to explore childhood, masculinity, violence, addiction, mortality and much ...
Optimizing rice mill lab analysis can improve yield, consumer qualities
Before it gets to your table in a steaming dish, rice has to go through the mill. More specifically, the unprocessed rice kernels that are encased in an inedible hull must undergo milling to reveal the white rice grain.
Tracking down 'annihilation photons' could lead to unique binary systems
Tracking the sources of photons is a hobby of many astrophysicists. Some types of photons are tied so closely to particular phenomena that tracking their sources would help answer some larger questions in astrophysics itself.
Advancing Martian geology mapping with machine learning tools
How can artificial intelligence (AI) be used to advance mapping and imaging methods on other planets? This is what a study presented at the 56th Lunar and Planetary Science Conference hopes to address as a lone researcher ...
How to aerobrake a mission to Uranus on the cheap
Getting a probe to the icy giant planets takes some time—a journey to Uranus could take as long as 13 years, even with a gravity assist from Jupiter. However, several ideas are in the works to speed up that process, especially ...
Executive pay is starting to look the same everywhere: That could hurt performance, study suggests
Corporate boards are increasingly paying their chief executives similarly — a shift that could weaken company performance.
Not saying it's aliens: SETI survey reveals unexplained pulses from distant stars
More than 60 years ago, the Search for Extraterrestrial Intelligence (SETI) officially began with Project Ozma at the Greenbank Observatory in West Bank, Virginia. Led by famed astronomer Frank Drake (who coined the Drake ...
AI can help students learn better when used creatively, say educators
The vast majority of students now use generative artificial intelligence (GenAI) programs on a regular basis. Can teachers get students past the principle of least effort and turn these programs into educational tools?
Advancing toward cellulose-based materials for effective and sustainable food packaging
Professor Ying-Chih Liao from the Department of Chemical Engineering at National Taiwan University has published a study in the Chemical Engineering Journal, presenting fully biodegradable food packaging films developed through ...
Working from home isn't significantly changing where people live, study reveals
Working from home has surged since the COVID-19 pandemic, especially among older, high-skilled professionals in and around London and other major cities. However, new research has revealed this hasn't significantly changed ...
Landing on the moon is an incredibly difficult feat—2025 has brought successes and shortfalls
Half a century after the Apollo astronauts left the last bootprints in lunar dust, the moon has once again become a destination of fierce ambition and delicate engineering.
Hubble captures the Large Magellanic Cloud
This NASA/ESA Hubble Space Telescope image features a sparkling cloudscape from one of the Milky Way's galactic neighbors, a dwarf galaxy called the Large Magellanic Cloud. Located 160,000 light-years away in the constellations ...
Why we fall for fake health information—and how it spreads faster than facts
In today's digital world, people routinely turn to the internet for health or medical information. In addition to actively searching online, they often come across health-related information on social media or receive it ...
Martian resource potential and challenges for future human activities
What steps can be taken to enhance in-situ resource utilization (ISRU) for future astronauts on Mars? This is what a recent study presented at the 56th Lunar and Planetary Science Conference hopes to address as an international ...
TESS has found exoplanets. Can it find rings around them?
Exoplanets—planets that orbit stars beyond our solar system—have transformed our understanding of the universe. Since the first confirmed discovery in the 1990s, more than 5,000 have been identified, ranging from scorching ...
