SAN FRANCISCO --OpenAI is launching a ChatGPT-powered search engine that could put theartificial intelligencecompany in direct competition with Google and affect the flow of internet traffic seeking news, sports scores and other tim...

Chinese President Xi Jinping has officially opened the world's longest sea crossing bridge, nine years after construction first began. Including its access roads, the bridge spans 55km (34 miles) and connects Hong Kong to Macau and the mainland Chin...

  Minutes before she was due to play her second-round match at the U.S. Open, Venus Williams withdrew from the tournament due to an autoimmune(自身免疫性) disease with which she was recently diagnosed. "I'm really disappointed to have to ...