23 hours ago
Rory Cellan-Jones speaks to Martin Varsavsky - the founder of social wi-fi network Fon.
US Airways apologises after an explicit photo was sent from its official Twitter account in response to a customer complaint.
A facial recognition database being built by the FBI could contain over 52m images by 2015 causing concern to privacy campaigners
The founder of MtGox - once the world's biggest Bitcoin exchange - refuses to travel to the US to testify about losing large amounts of the virtual currency.
A new fibre optic network is to be created in York to provide ultra-fast broadband speeds throughout the city.
BBC Click's Jen Copestake spent a week in one of the most renowned squats in Barcelona, following the developers of Bitcoin tools and other open source software.
Spencer Kelly meets the team behind a drone which can fire 80,000 volts of electricity through a wired dart.
Remote presence bots help doctors visit hospital wards
How 3D printing is changing the shape of lessons
The BBC's attempt to create 3D sound recordings
New tech helps small firms shoot for the stars
Rory and the Tech Tent team on Heartbleed and other news
Tips and tricks to get followed on Twitter
From iTunes to Spotify, 10 years of 'legitimate' music services Newsbeat
Samsung's latest smartphone swings in
The technologies giving small firms a cash boost
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