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Medical Xpress / Cell signaling step sharpens understanding of how the body responds to exercise's energy demands

Researchers have investigated the role of a certain enzyme in regulating energy in muscle and exercise performance for decades, but a new study by Virginia Tech scientists has identified more precisely than ever how this ...

Feb 25, 2026 in Endocrinology & Metabolism
Phys.org / Combination of wildfires and seismic lines may limit spread of non-native plants in Canada's boreal forest

A pair of disturbances common in Western Canada's boreal forests, when combined, may have an unexpected benefit of limiting the spread of non-native plant species, a University of Alberta study shows. The research gauged ...

Feb 25, 2026 in Biology
Phys.org / Climate change could fragment habitat for monarch butterflies, disrupting mass migration

Suitable habitat for migrating monarch butterflies will shift southwards because of climate change, according to a study published in PLOS Climate by Francisco Botello and Carolina Ureta at the National Autonomous University ...

Feb 25, 2026 in Biology
Phys.org / Getting closer to the stars: Fink, a French tool for tracking transient phenomena across the observable universe

Thanks to Fink, a software package created by two CNRS engineers, it is now possible to track millions of transient celestial phenomena observed in the sky by the Vera C. Rubin Observatory in Chile, in real time and with ...

Feb 26, 2026 in Astronomy & Space
Phys.org / Viruses reveal shared way to kill bacteria by jamming small transporter MurJ

Biochemists at Caltech have identified how viruses have converged on a method for killing bacteria. The researchers have homed in on an underexplored small transporter called MurJ that is a vital part of the pathway bacteria ...

Feb 25, 2026 in Biology
Phys.org / Enzymes work as 'Maxwell's demon' by using memory stored as motion

Living cells are sustained by countless chemical reactions that must be carefully regulated to maintain internal order and function. Enzymes play a central role in this process, accelerating reactions that would otherwise ...

Feb 24, 2026 in Chemistry
Medical Xpress / Vitamin B7 reveals a new metabolic weak spot in some cancers

A research group at the University of Lausanne (Unil) has identified a new mechanism that exposes the vulnerability of tumor cells when they are deprived of vitamin B7. The ability of cells to adapt to fluctuations in nutrient ...

Feb 25, 2026 in Oncology & Cancer
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 / Surprise solar eruptions on sun's far side validate new forecasting method

A team of scientists from around the world has created the first system that can predict when and where extremely powerful solar storms, called superflares, are most likely to happen. These storms can disrupt power grids, ...

Feb 24, 2026 in Astronomy & Space
Phys.org / New lab technique can reverse chemical process linked with Alzheimer's disease

An Oregon State University scientist and a team of undergraduate students have uncovered real-time insights into a chemical process linked with Alzheimer's disease, paving the way toward better drug designs. The researchers ...

Feb 24, 2026 in Chemistry
Medical Xpress / 'Off the shelf' immunotherapy could get a lift from gene-edited natural killer cells

Since scientists first discovered that human immune cells could be modified to become cancer-fighting agents, they've been trying to engineer a cell that's effective against solid tumors, which account for the vast majority ...

Feb 25, 2026 in Oncology & Cancer
Medical Xpress / Hypertension treatment linked to lower mortality for patients with metastatic breast cancer

Women with metastatic breast cancer often face multiple chronic conditions, and high blood pressure is among the most common. Nearly half of women in this study population had hypertension at diagnosis, with even higher rates ...

Feb 26, 2026 in Cardiology