China’s Rush to Dominate A.I. Comes With a Twist: It Depends on U.S. Technology

China’s Rush to Dominate A.I. Comes With a Twist: It Depends on U.S. Technology

China’s tech firms were caught off guard by breakthroughs in generative artificial intelligence. Beijing’s regulations and a sagging economy aren’t helping.
Political Debate Is Rife on TikTok. Politicians? Not So Much.

Political Debate Is Rife on TikTok. Politicians? Not So Much.

Very few politicians, including the top candidates for president, are on the hugely popular video app — perhaps ceding much of the political discussion to others.