If you’re already worried about ads tracking your online whereabouts, here’s a new thing to freak out over: cross-device tracking that communicates using high-pitched audio frequencies. As reported by ...

Ferroelectrics found extensive uses in industrial applications because of their unparalleled electromechanical and electrical characteristics, for example, as actuators, sensors and capacitors [1], [2 ...

In 2011 two young Oxford academics came up with a potentially game-changing positioning technology developed from tracking badgers in Wytham Woods, just outside Oxford. Nine months on, Andrew Markham ...

Depending upon where in the world you live, AC mains frequency is either 50Hz or 60Hz, and that frequency is maintained accurately enough over time that it can be used as a time reference for a clock.

A verification kiosk integrated with radio frequency identification device (RFID)-based tracking system has been launched for porters and operators of mules and palanquin services along the 13-km ...