The UK government has warned the Guardian newspaper that foreign agents could use laser technology to eavesdrop on them, in the wake of recent surveillance leaks. What are laser listening devices and ...

Here’s a surprisly simple way to build yourself a laser-based listening device. It consists of two modules, a transmitter and a receiver. The transmitter is a set of lasers, one is visible red for ...

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 ...