Mass General Brigham researchers used long-term data and a blood test for the biomarker pTau217 to identify the earliest signs of Alzheimer’s disease in cognitively healthy adults.

Professor Lei Fu, the study’s corresponding author, says: “Our research suggests that plasmalogens may not just stop cognitive decline, but may reverse cognitive impairments in the ageing brain.

Deep within Earth’s core, scientists are uncovering signs of a hidden structure that challenges long-standing models of the planet’s interior.

A large international study suggests that a subset of people with Type 2 diabetes carry genetic variants that blunt the effectiveness of widely used GLP-1–based drugs, despite unexpectedly elevated ...

“Aspirin is a drug that is readily available globally and extremely inexpensive compared to many modern cancer drugs, which ...

A new stem cell method produces more functional insulin-secreting cells that can restore blood sugar control in diabetic mice. Credit: Shutterstock An improved stem cell method produces functional ...

A plant missing for nearly 60 years has been found again in one of Australia’s most remote landscapes, and the rediscovery ...

Researchers found that certain immune cells, genes, and the drug metformin may help keep HIV dormant after treatment stops, ...

A study reveals that early patterns of stress-driven drinking may quietly reshape the brain in ways that persist into midlife ...

Scientists discovered a tiny wall-dwelling spider that preys on common urban pests and may aid natural pest control. Its ...

A stem cell-derived intestine model reveals glycyrrhizin as a potential treatment for inflammatory bowel disease.

An unprecedented neutrino detection in the Mediterranean has pushed the boundaries of high-energy astrophysics, raising new ...