Graph database vs. relational database In a traditional relational or SQL database, the data is organized into tables.

What different types of computer system are there? Computer systems don't always look the same. A laptop is a computer system, but the monitor, mouse and keyboard are all built into the computer.

The new mechanical computer uses 64 physical cubes to represent binary bits and is inspired by kirigami — the Japanese art of paper-folding and cutting.

A full DNA computer is a step closer, thanks to a new technology that could store petabytes of data in DNA for thousands or even millions of years. The system can also process data, as ...

Optical computer chips use the same basic principle as optical fibre, but instead of only transferring information, they also process or store data.