Evolution
False lingzhi unmasked: Scientists crack the 245-year mystery behind a medicinal mushroom mix-up
In a new study published today in Plants, People, Planet, scientists from the Royal Botanic Gardens, Kew, and their international collaborators clarify the distinction between Ganoderma lucidum, a European bracket fungus ...
4 hours ago
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Paleontology & Fossils
Fossils from brickworks reveal new dinosaur species that roamed England's wetlands 125 million years ago
More than 25 years after it was first discovered, a new species and genus of dinosaur have been named from the fossil collections cared for by the Natural History Museum. Paludohadros proudlovii was discovered at wienerberger's ...
5 hours ago
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Protein fibers, a hallmark of Alzheimer's, spotted making genetic deliveries to sperm cells
Unexpectedly, a kind of protein that is usually linked with diseases in the brain may play a vital role in semen, helping shepherd genetic material into sperm cells, scientists at Columbia's Zuckerman Institute report in ...
Cell & Microbiology
15 hours ago
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186
Diamond defects confirm 80-year-old theory of crystal stress
For the first time, researchers in Japan have directly mapped several components of the stress field surrounding an atomic-scale flaw in the crystal structure of diamond. Led by Tokuyuki Teraji at Japan's National Institute ...
Can cats really thrive on vegan diets? Professor Andrew Knight responds to critics
In response to a recent article on vegan diets for cats, Phys.org received numerous messages from concerned readers. People raised a lot of concerns, mainly arguing that cats are obligate carnivores and that vegan diets could ...
Veterinary medicine
9 hours ago
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Laser-blasted plasma shows how instabilities could heat the sun's corona
From its visible surface, the sun radiates heat at a relatively cool temperature of 5,800 Kelvin. Yet within the thin outer layer of the sun's atmosphere known as the corona, electrons can reach temperatures of millions of ...
Could ecological roles offer clues to how life began?
Producers, consumers, and decomposers play different roles in today's ecosystems. Thinking about these familiar roles led me to a question: Could their differences partly reflect the different physical and chemical environments ...
Viagra's cousin could help muscle cells stay primed for regeneration
Tadalafil is a prescription drug closely related to Viagra. It is used to treat erectile dysfunction (ED) and the urinary symptoms of an enlarged prostate. Both competitive and recreational athletes sometimes use it too, ...
AI chatbots may worsen symptoms in people with psychosis
Conversational AI chatbots are a relatively new technology, but they are now ubiquitous, embedded in everything from customer service platforms to personal productivity tools. Such is their rapid adoption that potential negative ...
Pulsed 3D printing grows creep-resistant single crystals more than a meter long for high-temperature applications
Researchers from China have developed a new 3D-printing process capable of building titanium-alloy rods more than a meter (3.3 feet) tall composed entirely of a single crystal. The new method, described in the team's recently ...
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Medical Xpress
Tech Xplore
Tunable gate electrodes could help semiconductors operate at lower voltages
New AI-powered mosquito trap could help curb dengue outbreaks
Printed electronics turn mattress protectors into fall-risk monitors
Meta plans to raise $35 billion to fund its AI ambitions
50 years later, Amory Lovins' soft energy path meets electrification
Data center next door divides old Massachusetts mill town
From Carnegie to Claude: AI wealth could reshape philanthropy
One violin lesson changes brain wave patterns as beginners learn to play
A new study using wearable brain imaging has shown what happens in the human brain when someone learns to play a musical instrument. The results revealed the patterns of brain activity that enable us to play an instrument, ...
Medical Xpress
10 hours ago
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64
Metalens microscope switches focus with voltage, not moving optics
Just as it is difficult for a camera to keep both a nearby flower and a distant mountain sharply focused at the same time, conventional optical microscopes face a similar challenge when imaging structures located at different ...
Optics & Photonics
8 hours ago
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JWST and ALMA reveal a dusty, rapidly growing black hole in the early universe
A new study reveals a dust-reddened quasar from a time when the universe was less than a billion years old. Located at a redshift of 6.5488, the object J1440+0019 contains a rapidly accreting supermassive black hole with ...
Silent bacterial genes yield potential leads for future cancer drugs
Natural products produced by microorganisms are a promising source of new drugs. Researchers at the Helmholtz Center for Infection Research (HZI) and its Saarbrücken-based site, the Helmholtz Institute for Pharmaceutical ...
Biochemistry
9 hours ago
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13
Detailed brain map reveals how the insula shapes bodily sensations and processes pain
Tucked deep within the human brain's lateral fissure, beneath layers of the cerebral cortex, lies the insula. It is the hub that controls sensations ranging from pain and physical touch to hunger and emotions. Yet, it remains ...
Small deep brain structure may play major role in sustaining working memory, mouse experiments suggest
Reading a sentence, following a conversation, solving a problem or deciding what to do next: all of these rely on working memory. It allows the brain to hold information in mind for a few seconds, even after the stimulus ...
Medical Xpress
9 hours ago
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12
FAST and Arecibo point to possible dark galaxy with vast hydrogen reservoir
Astronomers have found a vast reservoir of hydrogen with something conspicuously missing: detectable starlight. The object, called AGC 322753, contains roughly 2 billion times the sun's mass in neutral hydrogen, a potential ...
Rare gene variants linked to dental differences that shape our smiles
Rare variants in a gene involved in early development have been linked to a range of dental differences in people, including missing teeth, unusual tooth shapes and teeth present at birth. By studying changes in the same ...
Medical Xpress
8 hours ago
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Audit reveals suspected fabricated references across physics, chemistry, engineering and computing journals
Months after a Columbia University School of Nursing–led audit published in the Lancet reported thousands of fabricated citations in medical papers, the same research team has found the same problem in the physical sciences, ...
Education
11 hours ago
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Airborne ESKAPE pathogens at inner-city clinic resist advanced antibiotics
At a clinic in South Africa, researchers have identified airborne ESKAPE bacteria that survive most antibiotic medicines. The clinic is in a densely populated inner-city area.
Medical Xpress
8 hours ago
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Q&A: Why does the right side of the brain control the left side of the body?
Dr. Martin Wessendorf is a neuroscientist and an associate professor emeritus at the University of Minnesota. His work focuses on how the brainstem controls the function of neurons in the spinal cord. Daniel Wang also researches ...
Social media analysis reveals how international solidarity shifts during prolonged conflict
Some of the best research questions begin in the classroom. A new publication by political scientist A. Burcu Bayram and psychologist Vivian P. Ta-Johnson (UT San Antonio) in the journal Political Psychology is an example ...
Skip-level meetings may win bypassed managers' support, but how they are done matters
Skip-level meetings (SLMs) seem common in some work environments but unheard of and norm-breaking in others. They entail both benefits and risks for employees, bypassed and skip-level managers, and organizations. Their effects ...
Stanford prison experiment: Why do controversial psychology studies still have such a hold on us?
Two of the most famous experiments in psychology, the Stanford prison experiment and Stanley Milgram's obedience studies, have been called a sham, a lie and a fraud.
Social media on travel platforms can boost Gen Z well-being when it encourages positive emotional engagement
Social media communication on online travel platforms may contribute to customer well-being when it encourages participation and positive emotional experiences, according to a study of 210 Generation Z users reported in the ...
Long-term analysis questions whether Japan's depopulation policy can stabilize shrinking communities
Small and medium-sized cities (SMCs) are essential for balanced national development, yet many are now facing prolonged population loss, aging and weakened labor markets. Japan has addressed this challenge for more than half ...
Global happiness researchers reveal keys to a good life
Many of the world's leading happiness researchers say they consciously spend more time with loved ones after seeing the evidence, according to a new paper. "Happiness emerges from a symphony of factors, but if I had to pinpoint ...
Students' love-hate relationship with AI
ChatGPT hit like a meteorite in late 2022 and found fertile ground at EPFL, invading the computers and smartphones of tomorrow's engineers. Within two years, generative AI had spread like wildfire among our students owing ...
Zoologist's study of wild Panamanian bats highlights use of metrics to inform bat conservation
Bats are not only a marvel of myth and imagination but also of energy use, working at the height of their energetic ceiling to fly the night skies the world over.
New online tool to help turn food waste into opportunity
Western Australian businesses can now make better-informed decisions about reducing food waste and turning discarded materials into valuable products, thanks to a new online toolkit.
27 exoplanet targets for the world's first private space telescope
The Lazuli Space Telescope will be the first private space telescope. It's the brainchild of Eric Schmidt, Google's former CEO. It will have a 3-meter mirror (9.8 feet), larger than Hubble's 2.4-meter mirror (7.9 feet), and ...
Drought forces livestock farmers to make tough decisions: Our model shows the impact on inequality
Climate change is amplifying extreme weather conditions across southern Africa. Dry seasons are getting hotter and drier, while rains are becoming heavier and more concentrated. This means greater swings between production ...
South Africa's lion-petting industry: We spent three years investigating and here's what we found
An estimated 8,000 lions are held in captivity in South Africa in about 350 places, ranging from zoos to tourism venues where people can interact up close with the big cats. Lions are also bred for live trade, trade in body ...
Inside the narcissistic brain: fMRI research sheds light on the narcissist's struggle with empathy
Many people have narcissistic traits to some degree, for example, confidence in one's own superiority, a sense of entitlement and a desire to be the center of attention. However, some people have notably higher levels of ...
Glowing ghoul or chemical tool? The toxic chemistry behind Victorian séances
In November 1857, during a séance in Jersey City, the medium Leah Brown claimed her body produced luminous particles. So intense was the luminosity emanating from her, she recalled in her memoir, that it almost burned her ...
Spending in‑person time with friends is the biggest predictor of whether college students flourish
Exercise, avoiding alcohol or even getting enough sleep aren't the factors most connected to college students' well-being. Spending face-to-face time with friends and other people is the strongest predictor of their mental ...
Freshwater flows reshape Coorong algae communities, 16 years of data reveal
Ongoing research is providing a clearer picture of how climate change can affect different aspects of the Coorong in South Australia—and is helping develop strong environmental strategies that can be adapted as the climate ...
Expanding hemp could boost Kentucky water quality and ecological diversity
Hemp has long been pitched to Kentucky farmers as a way to diversify their income. Research now suggests it could diversify the landscape itself, with measurable benefits for the state's water and wildlife.
Beyond trial and error: Integrating computation, processing, and AI to design high-entropy alloys
Designing structural high-entropy alloys (SHEAs) means solving a problem with an enormous number of moving parts: which combinations of composition and processing conditions will yield the phases, microstructures, and mechanical ...
Light-based monitoring could improve quality checks for lab-grown replacement cartilage
A new doctoral dissertation by Omar Anwar Elkadi in the field of Applied Physics on near-infrared spectroscopy for the continuous monitoring of tissue-engineered cartilage will be defended at the Faculty of Science, Forestry ...
