Scientists have discovered that rheumatoid arthritis (RA) doesn’t start when the pain begins. It silently starts years earlier. RA is a debilitating autoimmune disease that causes painful joint inflammation and damage. The new research reveals that people at risk for RA experience dramatic immune system changes long before they feel symptoms. During this early phase, their bodies fight an autoimmune battle invisibly. 

Broad support amongst U.K. public for additional regulation of advertisments for high-carbon products and services, per study including large poll and citizens’ jury.

 Racial/ethnic discrimination is associated with an increased risk of psychosis, a mental state where someone loses touch with reality, experiencing symptoms such as hallucinations, delusions, confused thinking, and disorganized behavior, according to a new study published September 24, 2025, in the open-access journal PLOS Mental Health by India Francis-Crossley from University College London, U.K., and colleagues. 

Nearly one-quarter of older adults aged 60 or older, who initially reported poor well-being, had regained optimal well-being within three years, according to a study published September 24, 2025, in the open-access journal PLOS One by Mabel Ho and Esme Fuller-Thomson from the University of Toronto, Canada.

Physicists in Australia and Britain have reshaped quantum uncertainty to sidestep the restriction imposed by the famous Heisenberg uncertainty principle – a result that could underpin future ultra-precise sensor technology used in navigation, medicine and astronomy.