Feuding couples are using hidden cameras and tape recordings. May 14, 2012 — -- All is fair in love and war, and the spy shop has become America's new relationship weapon. Feuding couples are ...

This tutorial wont be the most practical recording setup you have ever used, but it is an interesting bit of science and a great DIY project. It is a simple laser listening device that will allow you ...

Laser microphones have been around since the Cold War. Back in those days, they were a favorite tool of the KGB – allowing spies to listen in on what was being said in a room from a safe distance.