While wiring may have some similarities with access control technology, fire code compliance demands a different approach ...

Whether you’re trying to catch an intruder or give someone a good scare, you can build this simple tripwire alarm in only a few minutes. This post is part of our Evil Week series at Lifehacker, where ...

WHAT did your motion-sensitive wildlife camera spot last week? Perhaps you saw beautiful birds, or hedgehogs snuffling around at twilight. Or perhaps you snapped a photo of the neighbourhood cats ...