From personal printers to home office colour, we put 12 lasers through their paces. Some are lightning fast; others produce dazzling colour. Some are tiny, and some are surprisingly cost-effective.

A fast printer let down by high running costs and few features

Beautiful double-sided prints, but it takes its time

Painfully slow with colour, and the quality disappoints

Very cheap to run, but poor print quality badly lets the side down

Beguilingly affordable with great colour quality, but neither fast nor feature packed

Quick, cheap to run and an abundance of features – a worthy award winner

Small and cheap, but it’s costly to run and quality isn’t the best

Very much a case of average performance for an average price

New design could beat Nasa to the moon.

Sony is giving users their first glimpse of the upcoming DC Universe online game. And it's for both PS3 and PC (sorry, no Xbox).

A game that drips with atmosphere and promises much, but fails to deliver the killer blow

Well-equipped and quite quick, but the quality is patchy

And change the world

A freelance photographer is facing a £22,000 bill after setting up a fake Facebook page that libelled a former classmate.

Birthplace of modern cryptanalysis under threat.

Disable those problematic 'start up' apps

Quickly switch between different networks

Free Vista-compatible anti-virus client

Professional solution for device driver backup