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Phys.org / Journey to the center of a quantized vortex: How microscopic mutual friction governs superfluid dissipation

Step inside the strange world of a superfluid, a liquid that can flow endlessly without friction, defying the common-sense rules we experience every day, where water pours, syrup sticks and coffee swirls and slows under the ...

Dec 23, 2025 in Physics
Phys.org / Decades-long quest leads to first scholarly accurate fossil replica of 'dinosaur-killer' croc

Dr. David Schwimmer, an expert on the giant North American crocodilian genus Deinosuchus and a Columbus State University geology professor, has contributed his research to the creation of the first-ever scholarly accurate, ...

Dec 22, 2025 in Biology
Tech Xplore / Lowering barriers to explainable AI: Control technique for LLMs reduces resource demands by over 90%

Large language models (LLMs) such as GPT and Llama are driving exceptional innovations in AI, but research aimed at improving their explainability and reliability is constrained by massive resource requirements for examining ...

Dec 23, 2025 in Software
Phys.org / Rare Hall effect reveals design pathways for advanced spintronic materials

Scientists at Ames National Laboratory, in collaboration with Indranil Das's group at the Saha Institute of Nuclear Physics (India), have found a surprising electronic feature in transitional metal-based compounds that could ...

Dec 23, 2025 in Physics
Phys.org / Ancient pottery workshop reveals Iron Age production chain

Ceramics are one of the most important sources of information for archaeologists. Yet how these objects are produced, especially in the firing stage, has received little attention to date. The excavation of a well-preserved ...

Dec 23, 2025 in Other Sciences
Phys.org / Hagfish olfactory genes hint at ancient origins of vertebrate sense of smell

Researchers at University of Tsukuba and their collaborators have conducted a comprehensive analysis of the olfactory receptor repertoire of the hagfish (Eptatretus burgeri), a jawless vertebrate. This organism retains many ...

Dec 23, 2025 in Biology
Phys.org / Scalable method enables ultrahigh-resolution quantum dot displays without damaging performance

Over the past decade, colloidal quantum dots (QDs) have emerged as promising materials for next-generation displays due to their tunable emission, high brightness, and compatibility with low-cost solution processing. However, ...

Dec 23, 2025 in Nanotechnology
Medical Xpress / Night shifts aren't just tiring, they can be deadly: Disrupted sleep cycles linked to aggressive breast cancer

Working the night shift, frequently flying across time zones or keeping an irregular sleep schedule does more than just leave us exhausted; it can fuel the risk of aggressive breast cancer. Exactly how and why this happens ...

Dec 23, 2025 in Oncology & Cancer
Tech Xplore / Harnessing long-wavelength light for sustainable hydrogen production

A novel dye-sensitized photocatalyst developed at Science Tokyo enables the capture of long-wavelength visible light for efficient hydrogen conversion, surpassing conventional photocatalysts.

Dec 23, 2025 in Energy & Green Tech
Phys.org / Stripe patterns in blood cells offer new clues for diagnosing disorders and understanding natural designs

Stripe patterns are commonly seen in nature—for instance, birds and fish move in coordinated flocks and schools, fingerprints form unique designs, and zebras can be identified by their distinctive stripes.

Dec 22, 2025 in Biology
Phys.org / Why a chiral magnet is a direction-dependent street for electrons

RIKEN physicists have discovered for the first time why the magnitude of the electron flow depends on direction in a special kind of magnet. This finding could help to realize future low-energy devices.

Dec 23, 2025 in Physics
Medical Xpress / Online psychoeducation underperforms existing digital cognitive behavioral therapy in trial

Big Health Inc, along with paid academic investigators, reports higher remission rates and lower anxiety symptom scores with their smartphone-delivered digital cognitive behavioral therapy, DaylightRx, compared with an online ...

Dec 19, 2025 in Psychology & Psychiatry