Apple's chief executive Tim Cook acknowledges shareholder unease over the technology giant's falling share price, but says the company is working on a pipeline of "great stuff".

UK universities should invest in online courses if they are to take advantage of an "historic opportunity", said Universities Minister David Willetts.

A 4D printing process is demoed at TED which could herald an age of self-assembled objects say experts.

UK internet service providers must block access to three more sites offering links to pirated material, the High Court rules.

Dr Sugata Mitra, the man who set up computers in wall in the slums of India, has won the coveted $1m TED prize.

Online currency Bitcoin reached an all-time high price of more than $32 (£21), a sign the virtual money fortunes have reversed.

Bradley Manning, the US Army private accused in the Wikileaks case, pleads guilty to lesser charges but may still be prosecuted for aiding the enemy.

Hackers from the US have repeatedly launched attacks on Chinese military websites, including that of the Defence Ministry, officials say.