12:25 UK time, Tuesday, 15 April 2014
Rory Cellan-Jones speaks to Martin Varsavsky - the founder of social wi-fi network Fon.
In an open letter to Google's Eric Schmidt the boss of German publishing firm Axel Springer says it is afraid of the search giant.
US company SpaceX launches its latest re-supply mission to the International Space Station, sending up a Dragon freighter to rendezvous with the orbiting platform on Sunday.
Kim Dotcom, the multimillionaire founder of closed file-sharing site Megaupload, has won back cars, cash and property seized in a January 2012 raid.
A US appeals court upholds a contempt of court ruling against the secure email service provider Lavabit used by whistleblower Edward Snowden.
A Japanese researcher creates glasses that show computer-generated eyes that express emotions so that the wearer does not need to bother.
The battle for exclusive online TV shows
Sleep-deprived coders enjoy an epic adventure
The Tech Tent team considers China's social media giant
New tech helps small firms shoot for the stars
The tech making e-commerce easier for small firms
How 3D printing is changing the shape of lessons
Remote presence bots help doctors visit hospital wards
The BBC's attempt to create 3D sound recordings
Abu Dhabi’s Sheikh Zayed Grand Mosque was built to be seen by the world
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