Archive for October 1st, 2009

An invisible laser beam to listen from a distance, even behind a glass


It looks like a scene from a spy movie, but it’s absolutely for real: thanks to the possibilities offered by a laser beam, police and law enforcement can listen to the conversations taking place inside a room, without having to be nearby, and with no need to plant covert listening devices inside the room, thus […]

A cigarette lighter… or a hidden video camera?


Fortunately for public health, the total figures of smokers worldwide are slowly but constantly decreasing, thanks to several kinds of campaigns, but also to the increasing level of access to information about the damages caused by the smoking habit. In spite of this, one does not necessarily have to be a smoker to carry a […]