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Phys.org / Mathematical model predicts fish freshness in real time

Every day, fish caught in oceans and seas around the world pass through a long journey before reaching supermarkets, restaurants, and home kitchens. Along the way, their freshness steadily declines, often in ways that are ...

7 hours ago
Phys.org / Uncharted island will soon appear on nautical charts

A 93-strong international expedition team has been exploring the northwestern Weddell Sea in the Antarctic on board the Alfred Wegener Institute's icebreaker Polarstern since February 8, 2026. In this key region for global ...

8 hours ago
Phys.org / AI uncovers hidden immune defenses inside bacteria

Researchers at the Massachusetts Institute of Technology (MIT) have discovered thousands of new proteins that protect bacteria from virus attacks using an AI system called DefensePredictor. What would usually take months ...

14 hours ago
Phys.org / DNA evidence reveals a Stone Age population collapse in France

By analyzing DNA of ancient skeletons at a Neolithic burial site near Paris, an international team of researchers has uncovered evidence of a dramatic population replacement 5,000 years ago. The findings indicate that the ...

8 hours ago
Phys.org / Momentum-engineered photonic states make bulk silicon shine

An international team of researchers, led by scientists from the University of California, Irvine, has demonstrated a fundamentally new way to make silicon emit light—overcoming one of the most persistent limitations in modern ...

7 hours ago
Medical Xpress / Why smoking may raise dementia risk: Lung exosomes could disrupt brain iron balance

The correlation between smoking and neurodegeneration is well-documented, with one study from 2011 finding that heavy smoking in midlife was associated with a greater than 100% increase in risk of dementia, Alzheimer's and ...

7 hours ago
Phys.org / The binding sites that guide fungal 'vesicle hitchhiking'—new study maps mRNA transport

A specific protein controls mRNA transport in fungi and distinguishes important from unimportant binding sites in the transported mRNAs. Researchers from Würzburg and Düsseldorf have discovered this mechanism.

7 hours ago
Phys.org / Spotted a jellyfish bloom recently? Here's what may have triggered it

On a calm summer's morning in southern Australia, the water can look deceptively clear, until you see thousands of gelatinous shapes washing ashore. In January, thousands of pink lion's mane jellyfish washed into Port Phillip ...

3 hours ago
Medical Xpress / Mental and physical illnesses go hand in hand. A new genetic study explains why

For centuries, mental illness and physical disease have been viewed as two distinct categories, each with its own field of study, its own doctors, and its own menu of treatments. New University of Colorado Boulder research ...

7 hours ago
Phys.org / Sound-sensing hair bundles in our ears act as tiny thermodynamic machines

The hair cells lining the inner ear are among the most sophisticated structures in the human body: capable of detecting sounds as faint as a whisper, while helping to maintain our sense of balance. Through new models detailed ...

15 hours ago
Phys.org / Five Australian animals that could be extinct by 2050

Some 39 Australian mammals have gone extinct since Australia was colonized in 1788.

4 hours ago
Tech Xplore / Safer sodium battery eliminates thermal runaway with a heat-triggered polymer barrier

Some batteries have been known to catch fire or explode at high temperatures or when under stress. This safety concern has pushed researchers to experiment with different ways to design safer batteries that can ideally still ...

13 hours ago