Not every project has to cost an arm and a leg.

Laser engraving offers precision detailing for polished results on everyday items like coasters and phone cases. Beginners can easily start with intuitive software and accessible tutorials for ...

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 ...

Dan Ackerman leads CNET's coverage of computers and gaming hardware. A New York native and former radio DJ, he's also a regular TV talking head and the author of "The Tetris Effect" ...