It’s hard to believe today, but in the 1940s, the earliest computer technicians actually worked at the bit level. If a computer made a mistake and the technician determined it wasn’t from a burned-out ...

A new DNA computer calculates square roots of perfect squares up to 900. Like quantum computers, DNA computers are an exciting frontier of post-silicon computing. Where previous examples were up to 4 ...

BEIJING —The computer, at its core, is an input-output device: it receives instructions, executes programmes, performs calculations automatically and produces results. By this fundamental definition, ...