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Tech Xplore / How small can optical computers get? Scaling laws reveal new strategies

By studying the theoretical limits of how light can be used to perform computation, Cornell researchers have uncovered new insights and strategies for designing energy-efficient optical computing systems.

Phys.org / Scientists develop CRISPR PRO-liveFISH for live-cell genome imaging

Although existing CRISPR-Cas-based imaging methods can target endogenous genomic sequences, their applications are limited by system complexity and sensitivity, particularly when imaging non-repetitive loci, performing multi-locus ...

Nov 21, 2025 in Biology
Phys.org / Physicists explore optical launch of hypersound pulses in halide perovskites

A German-French team of physicists from TU Dortmund University, University of Würzburg, and Le Mans Université has succeeded in launching shear hypersound pulses with exceptionally large amplitudes in metal halide perovskites ...

Nov 21, 2025 in Physics
Medical Xpress / How COVID-19 variants outsmart the immune system

Researchers at the Icahn School of Medicine at Mount Sinai and collaborators have created the most comprehensive map to date showing how antibodies attach to the SARS-CoV-2 virus, which causes COVID-19, and how viral mutations ...

Phys.org / G protein simulations reveal how a critical signaling step works inside cells

UNC researchers discovered how a key step in cell signaling works by showing exactly how G proteins detach from receptors that many common medicines target.

Nov 21, 2025 in Biology
Medical Xpress / How the cheese-noodle principle could help counter Alzheimer's

Researchers at the Paul Scherrer Institute PSI have clarified how spermine—a small molecule that regulates many processes in the body's cells—can guard against diseases such as Alzheimer's and Parkinson's: It renders ...

Nov 21, 2025 in Neuroscience
Phys.org / Watching gold's atomic structure change at 10 million times Earth's atmospheric pressure

The inside of giant planets can reach pressures more than one million times the Earth's atmosphere. As a result of that intense pressure, materials can adopt unexpected structures and properties. Understanding matter in this ...

Nov 20, 2025 in Physics
Medical Xpress / Higher screen time linked to ADHD symptoms and altered brain development

The digital age has fundamentally reshaped childhood, making screens an integral part of learning, socialization, and entertainment. Globally, screen time among adolescents has surged, accelerated by the isolation and remote ...

Nov 21, 2025 in Neuroscience
Medical Xpress / Early brain differences may explain sex-specific risks for addiction

The roots of addiction risk may lie in how young brains function long before substance use begins, according to a new study from Weill Cornell Medicine. The investigators found that children with a family history of substance ...

Nov 21, 2025 in Neuroscience
Medical Xpress / Do fatalistic attitudes affect clinical outcomes in type 2 diabetes?

University of Wisconsin-Milwaukee and University at Buffalo investigators report that diabetes fatalism is associated with lower mental health-related quality of life over 12 months in African American adults with poorly ...

Nov 17, 2025 in Health
Medical Xpress / Marine bacteria show potent antitumor effects against colorectal cancer

A research team led by Professor Eijiro Miyako at the Graduate School of Advanced Science and Technology, Japan Advanced Institute of Science and Technology (JAIST), has discovered that the marine bacterium Photobacterium ...

Nov 21, 2025 in Oncology & Cancer
Medical Xpress / Genetic events that can trigger leukemia in patients with a rare disorder deciphered

Two parallel and complementary studies conducted by the IDIBELL team led by Dr. Alessandra Giorgetti have succeeded in recreating models of GATA2 deficiency disease, a rare genetic disorder that affects fewer than 1 million ...

Nov 21, 2025 in Oncology & Cancer