After Hours

Lego Turing Machine: The building blocks of computing in play

The movement of the Lego tape and the operation of scanner are controlled by a series of corkscrews and rotors.

Photo: Centrum Wiskunde & Informatica

By Nick Heath

Nick Heath is chief reporter for TechRepublic. He writes about the technology that IT decision makers need to know about, and the latest happenings in the European tech scene.