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How Does a Motion Detector Work?

First developed for World War II, motion detectors have come a long way from the radar that pilots used way back then.
With stimulus money from the federal government came changes to Joint Base Myer-Henderson Hall, one of which included new motion detectors to unoccupied rooms such as bathrooms and break rooms. The ...
The eye’s retina does more than register images the way film or a digital camera detector does. To allow it to begin analyzing an image, the retina has specialized nerve cells that respond to motion ...
Motion detectors are widely known for their role in home security systems, but their usefulness extends far beyond guarding doors and windows. These compact devices can automate daily tasks, enhance ...
Halloween is coming up faster than you think: time to dust off the gravestones and the zombie lawn decorations! This year you may want to add a little something extra to give the trick-or-treaters a ...
Whether you’re looking for added security at home or easier navigation at night, motion-sensor lights can provide a boost of visibility whenever you need it. The best outdoor motion-sensor lights have ...