Quantum 麻豆淫院ics
The first experimental observation of Dirac exceptional points
Exceptional points (EPs) are unique types of energy-level degeneracies that occur in non-Hermitian systems. Since their existence was first proposed more than a century ago, physicists have only been able to experimentally ...
14 hours ago
0
117
Diseases, Conditions, Syndromes
Scientists work toward a vaccine for filoviruses, Ebola's deadly kin
Filoviruses are among the globe's most lethal鈥攊ndeed, so dangerous they can be handled only in high-security laboratories. Yet, more than five decades after the discovery of the Marburg virus and nearly 50 years after the ...
14 hours ago
0
40
New review urges rigorous testing for single-atom catalysts in industry
Many modern industrial processes depend on complex chemistry. Take fertilizer production, for example: to make it, companies must first produce ammonia, a key ingredient.
Materials Science
Apr 26, 2025
0
69
New framework suggests stars dissolve into neutrons to forge heavy elements
Understanding the origin of heavy elements on the periodic table is one of the most challenging open problems in all of physics. In the search for conditions suitable for these elements via "nucleosynthesis," a Los Alamos ...
Astronomy
Apr 25, 2025
33
281
Magnetic confinement advance promises 100 times more fusion power at half the cost
A team of fusion researchers at TAE Technologies, Inc., in the U.S., working with colleagues from the University of California, has developed a new type of fusion technology that the company claims produces 100 times the ...
New quantum optics theory proposes that classical interference arises from bright and dark states of light
Classical physics theories suggest that when two or more electromagnetic waves interfere destructively (i.e., with their electric fields canceling each other out), they cannot interact with matter. In contrast, quantum mechanics ...
Is our universe the ultimate computer?
Whether we are simply characters in an advanced virtual world is a much-debated theory, challenging previous thinking about the universe and our existence.
General 麻豆淫院ics
Apr 25, 2025
4
229
New study discovers unexpected role of 4f-orbital covalency in driving chemical reactivity
The willingness of the 4f orbitals of lanthanide metals to participate in chemical reactions is as rare as their presence in Earth's crust. A recent study, however, witnessed the 4f orbital in a cerium-based compound actively ...
A team of roboticists at Tsinghua University, working with a trio of colleagues from Beihang University, all in China, has designed a new type of microrobot that can continuously transform its shape and "lock" into specific ...
A new study led by researchers at the University of California San Diego offers a first-of-its-kind look at how deeper coordination among Western U.S. states could lower the cost of decarbonizing the electric grid鈥攁nd speed ...
Energy & Green Tech
Apr 25, 2025
4
27
Custom apps bring the benefits of simulation to those who need it, when they need it, in a format that makes sense in their context.
Find out how ACS can accelerate your research to keep up with the discoveries that are pushing us into science鈥檚 next frontier
Medical Xpress
Tech Xplore
Stanford University researchers report that ciprofloxacin use drives persistent antibiotic resistance in human gut bacteria, with resistance emerging independently across diverse species and enduring for over 10 weeks.
Hey, what are these curved green flashes above my polymer semiconductor?
In every scientific discovery in the movies, a scientist observes something unexpected, scratches the side of his or her forehead and says "hmmmmm." In just such a moment in real life, scientists from Canada observed unexpected ...
Karolinska Institutet researchers report that children born before 34 weeks of gestation show persistent deficits in cognitive abilities at ages 9 to 10. Impairments appear independent of socioeconomic status, genetic predisposition, ...
The mammalian brain is known to produce mental representations of the spatial environment, known as cognitive maps, that help humans and animals navigate their surroundings. A subpopulation of neurons in the CA1 area of the ...
New physics theory to study low-energy excitations in quantum quasicrystals
Quasicrystals, exotic states of matter characterized by an ordered structure with non-repeating spatial patterns, have been the focus of numerous recent physics studies due to their unique organization and resulting symmetries. ...
It's no secret that our waistlines often expand in middle age, but the problem isn't strictly cosmetic. Belly fat accelerates aging and slows down metabolism, increasing our risk for developing diabetes, heart problems and ...
Overweight & Obesity
Apr 25, 2025
0
411
Over the past decades, electronics engineers have developed a wide range of wearable devices that can be used to track some physiological processes and collect health or fitness-related data. These devices rely on miniature ...
Pigs can regrow their adult teeth. What if humans could, too?
When children lose their baby teeth, there is an adult set already growing beneath the gums, ready to emerge. But if we lose our permanent teeth, there aren't any more waiting in the wings. Right now, the options for replacing ...
Cell & Microbiology
Apr 25, 2025
0
114
Up to 42% of insect behavioral experiments not reproducible across laboratories
If an experiment is repeated under similar conditions, the results should be the same. In reality, the situation is often different鈥攕cientists speak of a "reproducibility crisis," which affects different disciplines.
Plants & Animals
Apr 25, 2025
0
81
Ultrafast optical technique reveals how electrical double layers form in liquids
Charged surfaces in contact with liquids鈥攕uch as biological cell walls or battery electrodes鈥攁ttract oppositely charged ions from the liquid. This creates two distinct charged regions: the surface itself and a counter-charged ...
Optics & Photonics
Apr 25, 2025
0
99
New study highlights global aridification, threat to agriculture
A long-term shift toward drier conditions is reshaping landscapes and livelihoods across the globe. Known as aridification, this gradual drying trend now affects 2.3 billion people and 40% of Earth's land, with serious implications ...
Austria trials DNA testing to uncover honey fraud
At a laboratory in Austria's mountainous Tyrol province, scientists are DNA testing about 100 honey samples a month to learn about their composition鈥攁nd in some cases to determine whether they have been adulterated.
Cell-free RNA blood test identifies early-stage cancers, monitors treatment resistance and detects tissue damage
Stanford Medicine researchers have developed a blood test capable of detecting cancers, the ways cancer resists treatments and tissue injury caused by non-cancerous conditions.
The ski-jumping cheating scandal: How suits were illegally altered for unfair advantage
In this age of artificial intelligence, data tampering and genetic manipulation, it seems that the nature of fraud and deception in competitive sport is becoming increasingly sophisticated. So, it seems almost surprising ...
Giant kangaroos perished during 'climate upheaval'
Giant prehistoric kangaroos perished when "climate upheaval" turned lush Australian rainforest into desert, scientists said Thursday after studying ancient fossils with new techniques.
On the horizon? Wave of momentum for high seas treaty
A treaty to protect the high seas will not come to life by the time the UN Oceans Conference opens in June, but persistence by member states has nudged the landmark pact toward enactment.
US students 'race' sperm in reproductive health stunt
A commentator yells excitedly as hundreds of spectators stand glued to a video of a racecourse鈥攂ut the athletes they are rooting for are actually tiny sperm cells.
Saturday Citations: Is the universe a computational process? Plus: Psychological benefits of gaming
This week, researchers uncovered the negative pressure mechanisms plants use to communicate stress. Linguists found that the melody of spoken language in English functions as its own, distinct language. And there was also ...
Multi-spacecraft radio observations trace the heliospheric magnetic field
Solar flares accelerate energetic electrons that escape into interplanetary space, guided by the Parker spiral magnetic field, and are responsible for the generation of the interplanetary Type III solar radio bursts. With ...
How bacteria and textile fibers can heal bones
Have you ever wondered if there is a way to heal bones without having to take bone from another part of the body? A new doctoral thesis from the University of Bor氓s, Sweden, now presents exciting advancements in this area. ...
Circinus West: A dark nebula harboring a nest of newly formed stars
A celestial shadow known as the Circinus West molecular cloud creeps across this image captured from Chile with the 570-megapixel Department of Energy鈥揻abricated Dark Energy Camera鈥攐ne of the most powerful digital cameras ...
Structure dictates effectiveness and safety in nanomedicine, driving therapeutic innovation, say scientists
Historically, the vast majority of pharmaceutical drugs have been meticulously designed down to the atomic level. The specific location of each atom within the drug molecule is a critical factor in determining how well it ...
'Piracy' to legitimacy: How companies like French ride-hailing platform Heetch can make their mark
The 2024 arrest and subsequent release of activist Paul Watson, the founder of the NGO Sea Shepherd that fights to protect ocean biodiversity, highlighted a division between two opposing camps. There are those who want to ...
How human connections shaped the spread of farming among ancient communities
If you've ever wondered how farming spread far and wide, our research on past human societies offers one explanation: contact between different groups often drives change.
Ghana's first genetically modified crop: Why we created a new cowpea variety, how we tested it and what we found
Cowpea (Vigna unguiculata) is an indigenous and staple crop in sub-Saharan Africa, but it has an enemy: an insect called the legume pod borer (Maruca vitrata). This pest can cause yield losses of more than 80%. The pod borer, ...
Fully automated laboratory heads into orbit to test food production in space
Cranfield University spin-out company Frontier Space has sent a fully automated laboratory into orbit as part of a European Space Agency project to assess the viability of creating lab-grown food in microgravity.
NASA tracks snowmelt to improve water management
As part of a science mission tracking one of Earth's most precious resources鈥攚ater鈥擭ASA's C-20A aircraft conducted a series of seven research flights in March that can help researchers track the process and timeline as ...
NASA Marshall fires up hybrid rocket motor to prep for moon landings
NASA's Artemis campaign will use human landing systems, provided by SpaceX and Blue Origin, to safely transport crew to and from the surface of the moon, in preparation for future crewed missions to Mars. As the landers touch ...
Critical housing barriers across Scotland are affecting people with complex needs
New research reveals significant systemic barriers are preventing people with learning disabilities and complex needs from accessing appropriate housing. A new report from Heriot-Watt University found about 1,300 individuals ...
Sea creatures keep dying in California waters: Now researchers have an answer
Sea creatures keep showing up dead in California waters, and researchers may have an answer as to why.
