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Medical Xpress / Why do falls rise with age? Study points to cerebellar neuron firing

A new McGill University study has found a direct link between age-related declines in neuron activity in the cerebellum and worsening motor skills, including gait, balance and agility. While it is well known that these abilities ...

Feb 23, 2026 in Neuroscience
Phys.org / System isolates single extracellular vesicle surface proteins to map function

Extracellular vesicles (EVs) are tiny biological bubbles that carry nucleic acids and proteins between cells, playing an essential role in tissue repair, neuroprotection and immune health. By isolating the surface proteins ...

Feb 23, 2026 in Nanotechnology
Phys.org / Young 'sun' caught blowing bubbles by Chandra

For the first time, a much younger version of the sun has been caught red-handed blowing bubbles in the galaxy by astronomers using NASA's Chandra X-ray Observatory. The bubble—called an "astrosphere"—completely surrounds ...

Feb 23, 2026 in Astronomy & Space
Phys.org / Turning high-emissions waste into fertilizer: Catalyst boosts urea production by coupling CO₂ with nitrogen pollutants

UNSW engineers have tackled a longstanding problem at the heart of global agriculture: how to make urea for fertilizer without the intensity of emissions associated with fossil-fuel-powered factories. The solution is outlined ...

Feb 23, 2026 in Chemistry
Phys.org / Why the planet doesn't dry out all at once: Scientists solve a global climate puzzle

Researchers at the Indian Institute of Technology Gandhinagar (IITGN), in collaboration with international partners, have shown that ocean temperature patterns help limit the global spread of droughts. Published in Communications ...

Feb 23, 2026 in Earth
Phys.org / Sunray-like ripples emerge on a frozen reaction front

Researchers in Belgium have unveiled a striking chemical reaction in which ripples along a frozen reaction front resemble the rays of a shining star. Publishing their results in Physical Review Letters, Anne De Wit and colleagues ...

Feb 22, 2026 in Physics
Phys.org / Alloy-engineered valleytronics: Microscopic mechanism gives scientists precise control over how excitons behave

Scientists have observed a new microscopic mechanism enabling precise control of the magneto-optical properties of excitons in alloys of two-dimensional semiconductors. This discovery opens up tangible prospects for technological ...

Feb 23, 2026 in Physics
Phys.org / Between the Pampa and Patagonia: New clues about how ancient hunter-gatherers fed themselves

An archaeological study reveals how ancient hunter-gatherer groups lived—and survived—more than a thousand years ago in the transition zone between the Pampas and Patagonia in Argentina. The research, carried out by Martínez ...

Feb 23, 2026 in Other Sciences
Phys.org / Peatland lakes in Congo Basin release carbon that is thousands of years old

Researchers at ETH Zurich have now discovered for the first time that large blackwater lakes in the extensive peatlands of the central Congo Basin are releasing ancient carbon. To date, climate researchers had assumed that ...

Feb 23, 2026 in Earth
Phys.org / Scientists deliver new molecule for getting DNA into cells

Researchers from Tokyo Metropolitan University have created a new molecule which carries DNA into biological cells, to treat or vaccinate against illnesses. Many existing options rely on molecules with a strong positive charge, ...

Feb 23, 2026 in Nanotechnology
Phys.org / The legal void of the asteroid gold rush

Asteroid mining companies are finally getting off the ground, and that is raising some concerns about the impact those activities will have on the space environment. A new paper published in Acta Astronautica by Anna Marie ...

Feb 24, 2026 in Astronomy & Space
Medical Xpress / How physical activity may help cancer survivors live longer

Staying fit and active has long been associated with better heart and overall health. It might also improve the chances of survival for people with some forms of cancer. A study published in the journal JAMA Network Open ...

Feb 22, 2026 in Oncology & Cancer