The Open II features a 2-megapixel camera and Firefox OS, and has its sights on emerging markets.
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Mozilla's Lightbeam creates a visual map of the tracking cookies deposited on your PC by the sites you visit.
Social-networking giant also reveals that it has more than 680 million mobile users, and more than 81 percent of top grossing iOS apps and 70 percent of top grossing Android apps integrate with Facebook.
Ten months after launch, the social network's open-ended search engine is being given to some members using Facebook in British English.
Graph Search can help discover shared Likes and connections, but the search engine doesn't go very deep. For example, you can't search for movies your friends liked or rated that are just released in theaters.
Looking to be transparent, the US government agency brings data-driven energy usage charts, which include everything from crude oil production to wind generation to gasoline prices, to the web.
Although it's one of the cheapest smartphones around, you're better off saving your money for a slightly pricier handset.
It won't be long now before Facebook co-founder and CEO Mark Zuckerberg says 10 billion "things" are shared on Facebook every day.
Facebook's got 60 new Open Graph-powered apps for users to install and use, with the promise of approving new Open Graph apps from developers.
The travel giant will pay $103 per share for the restaurant-reservation site -- a massive premium over its closing price of $70.43 on Thursday.