Shipping will start fall.
At least five bidders have emerged for the five-year-old video service with four million users.
The acquisition is expected to increase Yahoo's audience by 50 per cent.
Apps from CNN, Elle, Tumblr and Evernote are among half-dozen new apps for Glass unveiled during Google's annual developer conference.
His voice is now softer than before, making it difficult to deliver long monologues.
Apple's software is a growing threat to the No. 1 search engine.
Google has stepped up efforts to adapt its business to a rapidly changing technology.
Yahoo Inc's first quarter revenue fell short of Wall Street targets, as the Internet company continued to feel the effects of declining traffic to its Web properties and of falling display advertising sales.
Google Inc Executive Chairman Eric Schmidt predicts that there will be more than a billion smartphones in use featuring its Android software within the next six to nine months.
Mobile ads will account for roughly half of Twitter's advertising revenue this year and will make up more than 60 percent of the company's ad revenue by 2015.
Dailymotion could be valued at roughly $300 million.
The company has almost 900 jobs open, representing nearly 8 percent of its workforce.
The internet giant bought the money-losing cellphone maker for $12.5 bn.
It passes user info to the app developer.
Investors want to see evidence that CEO Mark Zuckerberg's 8-year-old company is delivering on promises to develop a full-fledged mobile advertising business.
She warned investors on Monday that fixing Yahoo was a long-term project.
It would be available on both the desktop as well as on mobile phones apps and tablets.