Sahib Khan, a long-time Apple veteran, will take over for COO Jeff Williams who announced his coming retirement next month.

AI-enabling chip maker Nvidia became the first U.S. company in history to hit a $4 trillion valuation, according to Dow Jones Market Data. Copper tariffs could increase the cost of data-center ...

Ferry Building's 127th birthday party, 'Underground Orange,' Orchestra Gold, SFDanceworks, Sholeh Asgary, more to do!