Google is turning one of its most futuristic search tricks into a full-fledged AI assistant that lives on top of your screen.

Traditionally, a commander might ask officers to produce three plans, then “wargame out” the options. AI can play that role—but over thousands of variations instead of a handful. The system interprets ...

OpenAI’s flagship chatbot may be on the verge of a major shift in how it makes money, with a leak suggesting that advertising ...