Twitter has joined the privacy drive after announcing its support for the "Do Not Track" initiative

After a turbulent year for Twitter in the UK, the company has posted strong growth and is planning further engagement with the government and law enforcement

Twitter has acquired RestEngine, a start-up that makes tools aimed at boosting engagement in social games and other social-media applications

New Zealanders have the option to make themselves appear more popular

Wayne Rash says the evidence doesn't suggest that Anonymous was involved in Twitter 'hack'

Facebook's Instagram acquisition may not close before the end of the second quarter as Zuckerburg had hoped

An overhaul of Microsoft's Bing search engine features social results from Facebook and Twitter, as well as design changes

The microblogging site also claims most logins and passwords don't match

Twitter is resisting a US injunction ordering it to hand over Tweets from an Occupy Wall Street protestor

Twitter looks to open up with its Apache Software Foundation support