You've been raising some big questions in the forums about 64-bit. Here's our FAQ to 64-bit Vista vs XP, and whether it's worth the hassle if you're not a workstation user, but a gamer or power user.

From the moon landing, to the rise of Apple and Google, we rate the most inspiring technology moments in history.

Climb the steps all the way to Windows guru status with our invaluable selection of tips and shortcuts for XP and Vista.

PC Authority takes a trip down computer memory lane and discovers just how PC technology has evolved... and how Microsoft and IBM nearly destroyed each other.

Stack your system full of software without paying a penny, with our guide to essential downloads

Movers and stinkers from the world of business

Protect your personal data with these essential downloads that offer spyware protection, data encryption and more

Impressive and free antivirus and antispyware package

A solidly built thin client with a good hardware specification and features, including a classy remote management act

Impressive and free antivirus and antispyware package

Impressive and free antivirus and antispyware package

Impressive and free antivirus and antispyware package

Impressive and free antivirus and antispyware package

AVG has now released its excellent LinkScanner for IE6+ and FireFox 2+ as a standlone product and best of all you can download it free.

Download the bookmarks to the 50 Web Secrets websites feature from PC Authority September 2007.

Our full guide to saving cash-saving secrets is here, from how to get discounts on PCs, to SIM only phone contracts, the best DSLR cameras deals, and discount licensing from Adobe, Microsoft and others.

We've searched every corner of the web for the most useful (and useless) sites you've never seen. Download free movies and music, find the cheapest shopping sites, get a degree, make money, walk on Mars and much more.