Perplexity’s Comet Browser is an AI-powered browser that transforms search into a real-time, conversational experience. With instant answers, source citations, and smart summaries, Comet helps users explore topics deeply without tab overload—making it the...

Microsoft is combining the tech behind OpenAI’s ChatGPT with its Bing search engine. In an interview, WSJ’s Joanna Stern spoke with Microsoft CEO Satya Nadel...