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Medical Xpress / Quitting GLP-1 drugs triggers rapid regain, but 25% of weight loss may last

A year after stopping taking weight-loss drugs such as Ozempic and Wegovy, people regain—on average—60% of their lost weight. But beyond this, their regained weight plateaus, with individuals managing to keep off 25% ...

Mar 4, 2026
Medical Xpress / Overcoming ovarian cancer's resistance to immunotherapy

Cells in our immune system are best known for providing security against external invaders such as bacteria and viruses. These immune cells also guard against internal threats, including cancerous tumors. Different forms ...

Mar 5, 2026
Phys.org / Tiny Purgatorius fossils in Denver Basin hint at early primate spread southward

New minuscule fossils of Purgatorius, the earliest-known relative of all primates—including humans—have been unearthed in a more southern region of North America than ever before, and the breakthrough is providing paleontologists ...

Mar 3, 2026
Phys.org / Piecing together parasitic plant pathways

Genes that play a key role in the formation of an infectious organ used by parasitic plants have been identified by plant scientists at RIKEN. This discovery fills a gap in our understanding of how parasitic plants infect ...

Mar 5, 2026
Phys.org / Why being nice matters in a complex world

Coan says practicing kindness, be it big or small, is a one-two punch for your health and for those around you. That includes "weak ties," the casual, micro-relationships people form. "People often deride small talk as shallow," ...

Mar 6, 2026
Medical Xpress / Ultra-processed foods in preschool years associated with behavioral difficulties in childhood

A team led by researchers at the University of Toronto has found an association between ultra-processed foods in early childhood, and behavioral and emotional development. Specifically, the team found that higher ultra-processed ...

Mar 3, 2026
Phys.org / A fanged frog long thought to be one species is revealing itself to be several

When a new species is discovered, it's tempting to imagine an adventure novel, said Chan Kin Onn of Michigan State University. "Most people have this image of an intrepid explorer braving an isolated mountain or some other ...

Mar 3, 2026
Phys.org / Understanding how cells take up and use isolated mitochondria to restore energy function

Mitochondria are essential for cell survival, repair, and adaptation. Not only do they generate most of the energy needed during a cell's life, but they also regulate cell death, calcium balance, and responses to stress. ...

Mar 4, 2026
Medical Xpress / Mice in the 'Matrix' reveal the brain's volume control

Imagine a friend meets you at the train station and shows you the way to their house. You need to find your way back on your own. If, afterwards, you only remember the smell of a freshly baked bun from a kiosk or the noise ...

Mar 5, 2026
Phys.org / The secret lives of catalysts: How microscopic networks power reactions

Catalysts are essential to modern industry, accelerating reactions used to produce everything from fertilizers and fuels to medicines and hydrogen energy. But until now, scientists could not directly observe how reactions ...

Mar 5, 2026
Phys.org / Self-propelling microbes switch up swimming strategy to optimize light intake

Researchers in Hong Kong and the UK have revealed how one species of self-propelling microbes can actively change the path of their swimming motions, depending on how much light they receive. Reporting in Physical Review ...

Mar 2, 2026
Phys.org / Ancient plant-eater with a twisted jaw and sideways-facing teeth was a 'living fossil' in its own time

In a dry riverbed in Brazil, in a dense forest near the Amazon, a team of paleontologists found a fossilized jawbone from an ancient animal. Over the course of their fieldwork, they found eight similar bones, each around ...

Mar 3, 2026