This year's CeBIT was a mecca for demonstration and discussion of technology. Here are some of the highlights.

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.

Fictional depictions such as these are startlingly accurate, since sci-fi has paved the way for our acceptance of each generation of robots. Capeks prophecies were fulfilled when robots made their fir

Bluetooth on steroids, the solution for short-range wireless video, or the replacement for USB in computers?

Google's design and delivery has been overhauled, but what will the changes bring?

We find out where the new HD formats are heading from the industry experts.

How did a vibrant palace of bargains and trust turn into a standoff between buyers and sellers? Part one of our major feature.

Leigh Dyer lets rip on digital TV, video conversion tools, aspect ratios and video formats.

As futuristic technology concepts go, 3D screens have been right up there with the teleporter as an aspirational idea that could change the way we see the world, yet the idea still resides in the realm of the science fiction.

Our feature story covers best formats, backup options, and why you should reburn those photo CDs every two years.

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.