Modern smartphones are packed with a wide range of sensors, and their magnetometer can successfully identify certain kinds of ...

The project is designed to develop a robotic vehicle that can sense metals ahead of it on its path similar to sensing land mines. The robot is controlled by a remote android application. The project ...

[mircemk] is quite a wizard when it comes to using coils of wires in projects, especially when their application is within easy-to-build metal detectors. There are all kinds of ways to send signals ...

Can't find that sharp metal screw you just dropped onto the thick carpet below you? Maybe your Android phone can help. Ed Rhee, a freelance writer based in the San Francisco Bay Area, is an IT veteran ...