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Phys.org / How cells change their minds and save their work in progress

All cells need to sense and respond to their environment, to know when to activate genes, build proteins, and carry out their basic functions. One of the most well-studied cellular responses is how they react during times ...

Dec 4, 2025 in Biology
Phys.org / Ancient stalagmite provides insights into how climate affected early communities in cradle of civilization

The Fertile Crescent, a boomerang-shaped region spanning modern-day Middle Eastern countries, is considered the cradle of civilization and where farming first emerged. But little is known about how climate change influenced ...

Dec 2, 2025 in Earth
Medical Xpress / First seizure clinic speeds time to diagnosis with pediatric epilepsy

Children referred to a first seizure clinic (FSC) see a neurologist epilepsy specialist within one week, according to a study presented at the annual meeting of the American Epilepsy Society, held from Dec. 5 to 9 in Atlanta.

Dec 5, 2025 in Neuroscience
Phys.org / Magnetism switching in antiferromagnets: Two distinct mechanisms successfully visualized

A research team led by Ryo Shimano of the University of Tokyo has successfully visualized two distinct mechanisms through which up and down spins, inherent properties of electrons, switch in an antiferromagnet, a material ...

Dec 4, 2025 in Physics
Phys.org / Chlorine and potassium found in supernova remnant at unexpectedly high levels

"Why are we here?" is humanity's most fundamental and persistent question. Tracing the origins of the elements is a direct attempt to answer this at its deepest level. We know many elements are created inside stars and supernovae, ...

Dec 4, 2025 in Astronomy & Space
Medical Xpress / Skin-to-brain signal explains why warm hugs make us feel so good about ourselves

As winter closes in, you might start to notice your fingers and toes freezing when you go outside, or your face flushing hot when you go into a heated building. In these moments of changing temperature, we become more aware ...

Dec 4, 2025 in Psychology & Psychiatry
Medical Xpress / How the brain prioritizes bodily signals in conscious awareness

A new study shows that visual and tactile impressions that are related to our own body are prioritized for reaching conscious awareness. This helps us understand how we develop the feeling that the body is our own—through ...

Dec 4, 2025 in Psychology & Psychiatry
Phys.org / E-waste recycling in Ghana exposes workers to toxic pollution and health risks

A University of Michigan study has found that people in Ghana and across the Global South who recycle electronic waste face a difficult paradox: earning livelihoods to ensure survival comes at the cost of severe long-term ...

Dec 4, 2025 in Earth
Phys.org / Hydrogel platform enables high-throughput extracellular vesicle isolation

Extracellular vesicles (EVs) have rapidly emerged as one of the most promising frontiers in modern biology. These nano-sized messengers mediate communication between cells, tissues, and organs, influencing processes from ...

Dec 4, 2025 in Nanotechnology
Medical Xpress / New organ-on-a-chip platform allows the testing of cancer vaccine efficacy in aging populations

Dr. Vadim Jucaud's lab at the Terasaki Institute has introduced a new organ-on-a-chip platform that recapitulates age-dependent immune responses, offering a more accurate testing bed for evaluating cancer vaccine performance ...

Dec 4, 2025 in Gerontology & Geriatrics
Tech Xplore / A smarter way for large language models to think about hard problems

To make large language models (LLMs) more accurate when answering harder questions, researchers can let the model spend more time thinking about potential solutions.

Dec 4, 2025 in Computer Sciences
Medical Xpress / Machine learning reveals how disordered protein regions contribute to cancer-causing condensates

Fusion oncoproteins arise when a gene fuses with another gene and acquires new abilities. Such abilities can include the formation of biomolecular condensates, "droplets" of concentrated proteins, DNA or RNA.

Dec 4, 2025 in Oncology & Cancer