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.

The discovery of so many animals feeding on the bats may be a ‘Rosetta Stone’ for understanding how diseases spread between animals ...

Sean Carey as Charles Cholmondeley is equally impressive as the bookish, nerdy scientist who finds himself out of his depth among the egos in M15. Charlotte Hanna-Williams and Jamie-Rose Monk as Jean ...