The 2012 US presidential election campaign is being fought with tweets, hashtags, Facebook updates and emails in a battle for digital supremacy.

Microsoft and Google have become embroiled in a bitter dispute over who is the fairest of them all for online shopping.

A summit seeking a new economic agenda for the US kicks off on Monday, with debate among leaders aiming to find ways to maintain leadership.

With half-a-million dollars in reward as an enticement, computer users and security experts battled to curb the spread of the Mydoom computer worm amid concerns of serious after-effects from the worst internet epidemic to date.

The public knowledge website is more than a decade old and remains among the top 10 Internet sites in the world, but some say it is becoming dowdy.

Microsoft and Google have become embroiled in a bitter dispute over who is the fairest of them all for online shopping.

The US is seeing a natural gas boom thanks to discoveries of abundant shale gas, and at the same time a groundswell of opposition from critics.

Apple's victory in a landmark US patent case against Samsung could reshape the mobile sector and slow the momentum of Google and its Android system.