Reinstalling Windows is a dreary task, to be avoided if at all possible. But how else can you regain the speed your computer had when it was new?

Every time you boot your computer, you probably have a few programs you always start up immediately. Here's how to set them to start up automatically ...

How to Make a Computer from a Living Cell Genetic logic gates will enable biologists to program cells for chemical production and disease detection.

Find out how to program a robot with this KS1 primary computing guide from BBC Bitesize for years 1 and 2.