The development of cheaper, more powerful lasers has always been a cause for excitement among hackers, and fiber lasers are ...

Smartphones are loaded with sensors and components that power the surface-level features you use every day. Some of them you might know about — like the ambient light sensor used to handle automatic ...

Abstract: Metal detectors detect hidden metal objects through electromagnetic induction. Significant research has focused on improving the detector sensitivity by redesigning the structure of ...

For certain high-security devices, such as card readers, ATMs, and hardware security modules, normal physical security isn’t ...

Its a big story whenever metal detectorists uncover a valuable archaeological treasure—not just an interesting trinket here or there, but an actual cache of precious items that reveal the presence of ...