Technology
Back to the basics
Analogue computing finds fresh purpose as efficient AI hardware.
Letting in light
Optical cables replace copper wires inside servers to facilitate high-speed data transfer.
The big biometrics shift
Biometrics technology promises greater security, but it also raises troubling questions.
Sound and silence
The inventor of the telephone was also a teacher and a relentless experimenter.
Pssst! Access granted
A digital tool promises to help crack or track crime.
