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Facebook files for highly anticipated IPO

Facebook filed papers Wednesday to become a public company, in the most anticipated IPO in a decade, with the company looking to bring in US$5 billion in...

Twitter users: Most tweets are garbage

Researchers from three universities found that even though Twitter users follow who they want to follow on the microblogging service, they say only about a third of tweets are worth reading and that a quarter of them are completely worthless.

Angry Birds comes to Facebook on Valentine's Day

Looking for an interesting Valentine's Day gift? Big fan of Angry Birds?

Expo Notes: Likes turns Facebook likes into recommendations

WillowTree Apps wants to tap into your Facebook network to help you discover new places, movies, bands, and books with its latest Likes app.

Twitter's country-specific blocking brings hazards and hope

Twitter's move to comply with government requests and block tweets in specific countries could blunt its edge as a political tool, but there may be an upside in helping to unmask censorship, some privacy experts say.

Twitter can now block tweets in specific countries

Twitter can now remove tweets from users' feeds in specific countries while keeping them visible elsewhere.

Lawmakers question Google on its new privacy practices

Google's decision this week to share user data across its online services has caught the attention of eight members of the U.S. House of Representatives.

Google to combine users' data across its services

Google will be able to combine data from several Google services when a Google Accounts user is signed in, as part of a rewritten set of privacy policies that the company announced this week.

Twitter acquires antimalware company Dasient

Twitter has acquired Internet security firm Dasient, the Sunnyvale, California startup said on its blog on Monday.

Google+ adds support for established pseudonyms

Google has relaxed somewhat its strict real-names policy on Google+: Existing members can now attach an alternate moniker to their profile name, and new members can sign up with just a pseudonym, provided it is an "established" identity online or offline.

'Don't Be Evil' bookmarklet tweaks Google search results to overcome Google Plus favoritism

Google’s recent move to emphasize results from its own Google+ social networking service is getting some new pushback in the form of a 'Don't Be Evil' bookmarklet that reorganizes the site's search results to place more emphasis on other social networks.

Mozilla touts Firefox impact in SOPA blackout

Mozilla extolled the impact of its 12-hour participation in Wednesday's anti-SOPA strike, saying Firefox users and fans generated more than a third-of-a-million emails to Congress.

Google+ now boasts 90 million users

Google+ now boasts more than 90 million users worldwide, according to Google CEO Larry Page. That's more than double the number of users it had in the previous quarter