Yahoo notified US regulators that it is proceeding with plans to spin off its multi-billion-dollar stake in Alibaba despite the unanswered question of what the tax bill could be.
US Internet giant Yahoo said it was expanding its online offerings, unveiling 18 new video series with which it hopes to attract a larger audience and advertisers.
Yahoo told US regulators that it will spend another $2 billion buying back shares as the pioneering US Internet search firm continues an effort to re-invent itself.
Firefox maker Mozilla announced that it is switching to Yahoo as the default service for online searches done through the Web browser in the United States.
Yahoo announced it is buying video advertising platform BrightRoll for $640 million to bolster its ability to make money from marketing on desktop computers.
Internet giant Yahoo Japan said Monday it had cancelled plans to buy domestic telecom company eAccess from its parent SoftBank Corp. in a deal that was valued at about $3.2 billion.
Yahoo on Monday unveiled original online shows and new advertising options as it continued a long-running attempt to evolve into an Internet venue for premier content.
US senators said British and US spy agencies showed a "breathtaking lack of respect" for privacy after reports they had intercepted and stored images from webcams used by millions of Yahoo users.