Readers discuss Reform's immigration policy, what privatisation of the NHS would look like and Labour's SEND reforms ...

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 product is also built around personalisation and memory. Perplexity says Computer is 'personal to you,' remembering past work, maintaining persistent memory, and offering access to hundreds of ...