Facebook, Yahoo and other technology firms announced the creation of a "ThreatExchange" to share information to help thwart cyberattacks.
In December, Yahoo replaced Google as the default search engine on the Firefox browser. The result: Yahoo's highest market share numbers in more than five years.
Twitter unveiled plans Tuesday to sell ads that run outside its own platform in what could be the start of a broader advertising network.
It's do-or-die time for Yahoo and Marissa Mayer.
Yahoo CEO Marissa Mayer is losing a precious security blanket now that she is spinning off the Internet company's prized stake in China's Alibaba Group.
Yahoo announced plans Tuesday for a tax-free spinoff of its stake in Chinese Internet giant Alibaba, splitting off the valuable holdings from its core operations.
Yahoo CEO Marissa Mayer is facing her biggest business decision since she left Google two-and-a-half years ago to lead its struggling rival: how to manage Yahoo's most valuable asset, a 15 percent stake in Chinese Internet ...
Google saw its share of the US Internet search market slip to its lowest ever mark, while Yahoo notched its highest share in five years, an independent analytics firm said Thursday.
Netflix is suing a former company vice president who is now chief information officer at Yahoo, accusing him of receiving money from vendors he hired to work with the video streaming company.
Firefox maker Mozilla announced Wednesday that it is switching to Yahoo as the default service for online searches done through the Web browser in the United States.