All products featured here are independently selected by our editors and writers. If you buy something through links on our site, Gizmodo may earn an affiliate commission. Reading time 6 minutes From ...

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 ...

First developed for World War II, motion detectors have come a long way from the radar that pilots used way back then.

Finding the best HomeKit motion sensor grants some new abilities to Apple's Home app, and with Thread technology, this will "Matter" even more going forward. Motion sensors can be used for more than ...

Kangaroo presents a very low barrier to entry when it comes to home security, but it’s extremely feature limited and it only protects your home while you’re not in it. Motion sensors are an essential ...

Home security is a surprisingly agile topic. Take, for instance, the marketing of doorbell cameras. A couple of years ago, it was all about catching package thieves in the act, warning them off as ...

Our expert, award-winning staff selects the products we cover and rigorously researches and tests our top picks. If you buy through our links, we may get a commission. Tyler has worked on, lived with ...

Add Popular Science (opens in a new tab) More information Adding us as a Preferred Source in Google by using this link indicates that you would like to see more of our content in Google News results.