Twitter

After the Prism spying scandal exposed the vulnerabilities of our online data, we sent the Channel 4 News Data Baby to an information security company to find out the extent of her online footprint.

Two men are arrested for making alleged offensive comments on Twitter about the killing of British soldier Lee Rigby in Woolwich.

The world's first "social media astronaut" returns to earth as Channel 4 News tracks the story of Commander Hadfield's out-of-this-world tweets.

by Geoff White

Who picks the adverts you see on Facebook? The Channel 4 News Data Baby is trying to find out.

Britain's first youth crime commissioner, Paris Brown, says she is stepping down from the role after it emerged she posted offensive messages on Twitter.

A teenager, who was appointed as Britain's first youth police and crime commissioner, apologises after a series of offensive tweets which have led to calls for her resignation.

It's Twitter's seventh birthday - so we've had a look at whether Twitter has changed the world. Plus we've had a look at our first tweet and heard your 140-character tributes.

From Wizard of Oz spoofs to papal emoticons and a fake Hand of God, the arrival of a new Pope sent Twitter into overdrive on Wednesday. Channel 4 News takes a look.

Boxer Curtis Woodhouse has tackled his internet troll by turning up at his home and threatening to give him "a right pasting" - but what action can you take if you don't want to don the boxing gloves?

by Geoff White

Twitter becomes the latest US media giant to admit to being hacked, warning that the details of a quarter of a million users have been stolen. Technology Producer Geoff White explains.