Friends Reunited, once the biggest social network in the UK, relaunches as a site to share life memories.

Samsung Electronics, the world's biggest memory chip maker, unveils plans to invest $7bn (£4.4bn) to build its first chip factory in China.

The founder of file-sharing website Megaupload, Kim Dotcom, is being allowed back online after his arrest in January.

Voucher company Groupon's shares fall 17% in New York after it reveals accounting errors, including underestimating the cost of refunds.

Global Payments, a card processing firm hit by a huge data breach, says the incident has been "contained".

Deputy Prime Minister Nick Clegg says plans for new email and web monitoring laws are "not draconian" and safeguards for privacy and civil liberties are "guaranteed".

The European Commission orders two investigations into Motorola Mobility's patent lawsuits after complaints by Apple and Microsoft.

Trip Advisor adds its voice to growing list of firms claiming Google abused its dominant position in search.