Yahoo CEO Marissa Mayer is cutting loose her top lieutenant in a possible sign that the Internet company’s efforts to revive its long-slumping advertising sales aren’t paying off. Wednesday’s surprise announcement of
Twitter co-founder Biz Stone on Tuesday took the wraps off a smartphone application that invites people to tap into their online social networks for answers about things they see. Jelly, available free
Yahoo Inc Chief Executive Marissa Mayer unveiled a handful of new products, including a competitor to Google Inc’s predictive search technology for smartphones, in a debut appearance at the Consumer Electronics Show (CES) that