A new investigation reveals how a major social media platform has allowed harmful misinformation to spread unchecked, despite repeated warnings from fact-checkers and public health experts. The report details specific instances where false claims about public health risks were amplified by the site’s algorithms, often reaching millions of users before being flagged or removed. Experts warn that the platform’s reliance on engagement-driven content prioritization has created a dangerous feedback loop, where misleading narratives gain traction faster than corrections. The findings raise urgent questions about corporate accountability and the broader implications for public trust in digital information.