iTunes overtakes Wal-Mart to become the largest music retailer in the US

As part of a two-week experiment the world's two largest search engines will share advertising space

High-street chain Marks & Spencer has been found in breach of data protection rules after the theft of a laptop containing the personal details of 26,000 employees.

Dell looks to overtake HP as the world's number one PC maker

Prime Minister Gordon Brown attacks government IT strategy

Ministers are to consider plans for a central database holding electronic information including telephone calls made and e-mails sent