Laser Proximity Sensors use laser beams to detect the presence or absence of objects within a certain range. They are used in security systems, robotics, automation, and industrial processes, where ...

A whitehat hacker has demonstrated the use of an invisible laser beam to detect what a MacBook user is typing, from a distance, through a window, without being able to see the keyboard … The principle ...

In a first-of-its-kind development, a group of researchers has revealed an advanced laser technology that could radically improve land mine detection, presenting a safer and more efficient way to ...