News from China upset U.S. markets Monday and disrupted the frenzy that had built up around artificial intelligence.

Talk of an artificial-intelligence upstart in China behind a formidable ChatGPT rival had been building for days.

Shares in Nvidia, whose semiconductors power the AI industry, fell nearly 17 percent on Wall Street, erasing nearly $600 ...

Google announced on Monday that it would follow President Donald Trump's directive and rename the Gulf of Mexico to "Gulf of ...