12:25 UK time, Tuesday, 15 April 2014
Rory Cellan-Jones speaks to Martin Varsavsky - the founder of social wi-fi network Fon.
One of the biggest sports file-sharing sites closes down after a UK police force warns its operators that they could face jail.
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.
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.
Online social media is being misused to insult, intimidate and smear staff in schools, says a teachers' union.
How alternative search engines produce different results plus websites and apps reviewed.
Spencer Kelly meets the team behind a drone which can fire 80,000 volts of electricity through a wired dart.
The battle for exclusive online TV shows
The Tech Tent team considers China's social media giant
The world's top carmakers at the Beijing Auto Show
Two cultures collide at the online retail giant
Sleep-deprived coders enjoy an epic adventure
The tech making e-commerce easier for small firms
Remote presence bots help doctors visit hospital wards
Report shows how foreign fighters in Syria are using social media