Facebook shutters its three-year-old email system that gave users "@facebook.com" email addresses, after acknowledging few used the service.

Profits at Sina Corp, owner of China's largest Twitter-like site Weibo, surge in the fourth quarter, boosted by a jump in advertising revenue.

Professional networking service LinkedIn launches a beta - or test version - of its Chinese language site as it eyes further expansion in the country.

One of the world's biggest Bitcoin exchanges, MtGox, goes offline amid technical problems, dealing a blow to efforts for greater adoption.

Transport for London teams up with Google to protect customers from using unofficial Congestion Charge payment sites.

Users of Apple's OS X operating system are being warned to take care online as they wait for a security update that could stop hackers accessing sensitive data

The government releases more funds for rural broadband amid warnings over how it should be spent.

BBC Technology Correspondent Mark Gregory is shown a new device that monitors blood sugar levels of diabetics.