The urbane spaceman

As a boy, Lester Waugh loved painting and later sang opera. Now he's building cutting-edge machines for a mission to Mars. Leo Benedictus meets a man of many passions.

Successor tells of hard job following Bill Gates

Web 2.0: The man who is taking over Bill Gates' day-to-day role at Microsoft admits that it is taking him a long time to build authority inside the company. By Bobbie Johnson in San Francisco.

Broadband firms given speed warning

8am: The advertising watchdog has ruled that companies marketing 8Mb broadband services will have to make clear that top speeds will 'vary significantly'. By Mark Sweney.

Is it OK … to use a digital camera?

Leo Hickman: One of the camera industry's favourite ways to persuade us to keep investing in their new models is to make us feel inadequate about our megapixels.