Recently, while rummaging in the loft, the author found the circuit diagram of one of his favourite home-made lighting effects, a large VU meter. It dated back to when he and a friend ran a small ...

BARCELONA, Spain—It’s not easy for a phone to stand out when once-impressive features such as multiple cameras and sub-8mm thickness are now normal. Alcatel manages it, however, with the A5 LED by ...

Although disco music and dancing may be long dead, the disco ball lives on as a staple of dance parties everywhere. [Tim van de Vathorst] spent a considerable amount of time reinventing the disco ball ...