Volunteers say their goal is to make sure every home has working detectors, so families the early warning they need to get ...

It features a photoelectric sensor, making it a smart choice for placement near a kitchen, as ionization smoke detectors are more apt to go off if you burn a piece of toast. This smoke alarm has a ...

Last year, we brought you a story about the BhangmeterV2, an internet-of-things nuclear war monitor. With a cold-war-era ...