ScienceNews

Science News

As memory grows in RAG systems, accuracy quietly drops while confidence rises — creating a failure that most monitoring systems never detect. This article walks through a reproducible experiment showing why this happens and how a simple memory architecture fix restores reliability. The post Your RAG Gets Confidently Wrong as Memory Grows – I Built …

Science News

Nature Medicine, Published online: 21 April 2026; doi:10.1038/s41591-026-04347-0 The 10-Year Health Plan for NHS England offers a global test case for integrating wearable technologies into national health systems, with notable implications for preventive medicine. Read More