Perplexity’s Comet browser arrives on iPhone with AI-powered summaries, voice search, and agentic features that turn browsing into a smarter experience.

The Pentagon is moving toward OpenAI and xAI models after its split with Anthropic, deepening the AI industry’s divide over military use.

Startups developing data centers to power AI are among the most capital-hungry businesses around right now. Many are raising billions of dollars in equity and debt to build complicated ...