Users of the Amazon-owned video game streaming service Twitch have been instructed to change their passwords amid fears the site has been hacked. Twitch told users that their names and phone numbers were among the details feared to have been leaked. It said it had deleted passwords, which were encrypted, and disconnected users' accounts from Twitter and YouTube.

"The president "reiterated his administration's commitment to taking steps that can give people greater confidence that their rights are being protected while preserving important tools that keep us safe," a White House statement said. "

Parents will be able to control their child's mobile phone thanks to a SIM card remotely managed from a computer. The Bemilo system, to be run on the Vodafone network, offers a service for parents to prevent their children from going online, texting or calling during certain hours.

Google has "a matter of weeks" to allay concerns it is abusing its dominant position in the search engine market, the European Commission has said. An investigation by Europe's antitrust head Joaquin Almunia looked at whether Google gave preferential treatment to its own services in its search results.

Google is facing legal action over its decision to not label the body of water separating Iran and neighbouring Arab Gulf states on its online map service. The Iranians call the waterway the Persian Gulf, while Arab countries often refer to it as the Arabian Gulf.

The Metropolitan Police has implemented a system to extract mobile phone data from suspects held in custody. The data includes call history, texts and contacts, and the BBC has learned that it will be retained regardless of whether any charges are brought.

Ahead of their one-year anniversary of operating in the UK, Twitter has told the BBC it now wants to have a closer role with government and policymakers. The site has revealed that there are over 10 million active tweeters across the nation.

Advanced Micro Devices (AMD) has launched its new Trinity processor family boasting "twice the performance per watt" of its earlier Llano chips. Like Intel's rival Ivy Bridge release, the update includes up to four CPU (central processing unit) cores and a single GPU (graphics processing unit).

When night falls in Manila, a wave of young people scurry into the skyscrapers which criss-cross the city. They're call centre agents, and because most of their clients are on the other side of the world, the night shift is their busiest time.

Driverless cars will soon be a reality on the roads of Nevada after the state approved America's first self-driven vehicle licence. The first to hit the highway will be a Toyota Prius modified by search firm Google, which is leading the way in driverless car technology.

Some bouncers have been demanding people hand over their smartphones so they can check Facebook accounts, Newsbeat has been told. It's claimed that it is to make sure the person is who they say they are and isn't using fake identification.