The acquisition follows Apple's $200m purchase of Topsy and looks like defensive move to keep analytics in-house. By Alex Hern
American airline tweeted explicit image to unhappy customer by mistake – but it took firm nearly an hour to remove post
Aims to show evolution from 'a synchronised Twitter playalong experience to a fully fledged social network for television'. By Stuart Dredge
Jonathan Jones: Vintage pictures shared online by accounts such as Retronaut, HistoryInPics and IndiaHistoryPic capture moments gone for ever, but as vividly as the here-and-now. It's a heady mix of nostalgia and history
Technology is set to transform viewing habits, whether it's Twitter's 'social soundtrack' or letting the viewer become the commissioner
How can we solve the global youth unemployment crisis? We've crowdsourced a list of people grappling with these issues and contributing to the debate on Twitter
TV reporter takes the plunge, rat terrifies New York subway, Eurovision memories, and two different wedding couples. By Janette Owen
Twitter is changing its profiles so you can 'show the world who you are'. Is this a move to function more like Facebook? Do you mind?
Social network updates mirror Facebook’s profile pages with large images and tweet highlights. By Samuel Gibbs
Chief media scientist Deb Roy tells MIPTV conference ‘Twitter makes television better’ for viewers and advertisers alike. By Stuart Dredge
The Twitter co-founder is an unabashed idealist who wants to redefine capitalism. Can his latest venture achieve this?
Department demanded through Twitter that advocate remove third-party post on her Facebook wall
The Labour MP on that Nerf gun, why she adores Jedward's tweets and why it's so wrong to use a smartphone in a pub quiz
'We sat Jack in front of a scanner and he pulled an all-nighter that first day'
What happened when Michelle Williams oft-overlooked Destiny's Child member responded to the Poor Michelle meme on Twitter