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Medical Xpress / How T cells transform to defend our organs

We owe a lot to tissue resident memory T cells (TRM). These specialized immune cells are among the body's first responders to disease.

Nov 21, 2025 in Immunology
Phys.org / What did countries agree to at COP30?

The COP30 climate summit has drawn to a close after two weeks in the Amazonian city of Belem where protests, street marches and even a fire caused unexpected moments of drama.

Nov 23, 2025 in Earth
Medical Xpress / Keto diet associated with reduced depressive symptoms, anxiety results remain mixed

Researchers led by St Michael's Hospital in Toronto report that ketogenic diets are associated with modest reductions in depressive symptoms in adults, while evidence for anxiety remains uncertain.

Nov 17, 2025 in Psychology & Psychiatry
Phys.org / Parasitic ant tricks workers into killing their queen, then takes the throne

Scientists document a new form of host manipulation where an invading, parasitic ant queen "tricks" ant workers into killing their queen mother. The invading ant integrates herself into the nest by pretending to be a member ...

Nov 17, 2025 in Biology
Phys.org / Thousands of oysters are being re-introduced to Dublin Bay as nature's super water cleaners

For over 200 years, native oysters (Ostrea edulis) have been absent in Dublin Bay. Once abundant along the Irish coast, they thrived in the sheltered estuaries and tidal flats that shaped the city's maritime life.

Nov 22, 2025 in Biology
Medical Xpress / Evidence builds for disrupted mitochondria as cause of Parkinson's

For decades, scientists have known that mitochondria, which produce energy inside our cells, malfunction in Parkinson's disease. But a critical question remained: do the failing mitochondria cause Parkinson's, or do they ...

Medical Xpress / Zalunfiban shows early benefits in ST-elevation heart attacks

Researchers at University Medical Center Maastricht and international partners report that a single shot of the drug zalunfiban given at first medical contact for suspected ST-elevation myocardial infarction (STEMI) improved ...

Nov 19, 2025 in Medications
Phys.org / The Man in the Moon gets a new scar

I have to confess, despite spending years gazing at the night sky, telescope at the ready, tracking planets and hunting for deep sky objects, I only actually saw the Man in the Moon about five years ago. There I was, exploring ...

Nov 22, 2025 in Astronomy & Space
Tech Xplore / Turning polarization into motion: Ferroelectric fluids redefine electrostatic actuators

Researchers have discovered that ferroelectric fluids can harness an overlooked transverse electrostatic force (TEF) to rise over 80 mm, without magnets or high voltages. By exploiting the fluid's spontaneous polarization ...

Nov 21, 2025 in Engineering
Medical Xpress / Some children's tantrums can be seen in the brain, new study reveals

In the search for a way to measure different forms of a condition called sensory processing disorder, neuroscientists are using imaging to see how young brains process sensory stimulation.

Nov 21, 2025 in Neuroscience
Medical Xpress / CD21 downregulation found to trigger harmful B cells in lupus

Our body's immune system is quick to spring into action when it spots a foreign object that shouldn't be there. Sometimes the same defense mechanism can get confused and end up attacking the very cells it's meant to protect, ...

Phys.org / Synthesizing stable, open-chain amines with nitrogen-based chirality

A research team from Prof. Benjamin List's department at the Max Planck Institut für Kohlenforschung has solved a long-elusive riddle of chemistry: the synthesis of stable, open-chain amines that carry their chirality on ...

Nov 21, 2025 in Chemistry