Web Week

The Kelly probe Blair's moment of truth: Read the full report and reaction to yesterday's release of Lord Hutton's inquiry into the death of British weapons scientist David Kelly.

Golden opportunity: Since the rover Spirit landed on Mars three weeks ago, 32 million people have visited Nasa's special site. See also Space.com.

Throwing Mudda:

Peter Gabriel and Brian Eno this week launched a new musicians' alliance: Magnificent Union of Digitally Downloading Artists (Mudda) - to let artists sell their music online instead of only through record labels. Read more at Wired.

Sperm not spam: British couples are buying sperm over the net from ManNotIncluded.com. With a few clicks of a mouse, women can pick and choose a sperm donor down to eye colour, height, education and social background.

Google goes social: The about-to-be-listed search engine encourages its bright engineers to develop personal ventures, which may become part of the Google empire. Launched this week by one of its staff is a meeting place at orkut.com "where people can socialise, make new acquaintances and find others who share their interests".