Alphabet’s Google is one of the most mentioned companies in the U.S. across all news items in the past 12 hours, according to Factiva data. Google is preparing a new AI chip called Axion, which is the type of chip commonly used in big data centers, and can handle everything from YouTube advertising to big data analysis. Axion adds to Google’s efforts to develop new computing resources, beginning with specialized chips used for AI work as it tries to deal with rising artificial-intelligence costs. Dow Jones & Co. owns Factiva.