A Guardian investigation into the U.S. overdose slowdown found that national declines masked sharp local disparities. Here's how the reporting team got the story.

IBM's market value drops $25 billion as AI threatens its lucrative COBOL modernization business, sparking a historic stock decline.

After the US president suffered a defeat at the hands of the supreme court on Friday, which struck down his sweeping “liberation day” tariffs imposed last year, he angrily reacted by announcing a 10% ...