PBS networks hacked by group supporting WikiLeaks

Hackers defaced Newshour web site over the weekend

South Tyneside Council spends up to £75,000 to get Twitter user details

Local authority takes case to US courts to expose identity of 'Mr Monkey'

Top 10 articles: Dell XPS 15z launch, and upgrading a Galaxy Tab to Gingerbread

Top picks of the week for V3.co.uk readers

Twitter buys British with TweetDeck acquisition

Micro-blogging site vows to continue development of client platform

US-based Twitter should be safe from Giggs' lawyers

Legal experts say firm is unlikely to be forced to disclose names of rogue tweeters

Scammers build fake URL shortening services to improve spam success

Symantec warns spammers are using the fake services as 'stepping stone' between legit URL shorteners and spam sites

Giggs named as super-injunction player as Twitter avalanche hits the Commons

MP John Hemming uses parliamentary privilege to name Manchester United star

Cameron admits privacy laws are being undermined by Twitter

Footballer's super-injunction proves social media is moving too fast for legal frameworks

Footballer Twitter storm set to change privacy landscape

Even the prime minister argues law is an ass

LinkedIn's flotation paves the way for dot-com bubble 2.0

What lessons can be learnt about the latest social media craze from the crash of 2000?

LinkedIn share price bonanza could green-light other IPOs

Facebook and Twitter no doubt watching with interest as LinkedIn shares hit $115 during first day's trading

Wayne Rooney challenges Liverpool fan to a fight on Twitter

Manchester United striker claims it was 'just a bit of banter'

First US social network flotation values LinkedIn at $4.9bn

Strong demand is good news for Facebook

Lady Gaga first on Twitter to reach 10 million followers

Pop star shows off social media savviness

O2 suffers massive network outage across the south east

Customers in London, Kent and Sussex cut off from 2G and 3G coverage after theft and vandalism

Press Complaints Commission set to regulate journalists' Twitter feeds

Twitter to come under scrutiny of self-regulatory body

Man finds 3G signal on top of Everest

Improbably named Kenton Cool uses Samsung phone to tweet from the top of the world

Pakistani man accidentally tweets Osama Bin Laden raid

Programmer from Abbottabad was on Twitter when US helicopters launched attack

Royal Wedding Twitter blocking reports are false, says Met

Guests will technically be allowed to use their phones inside Westminster Abbey on Friday

Facebook helps to fight crime as criminals brag online

Police mop up easy arrests after idiotic status updates

Twitter a little too smug with office move in San Francisco