I have a smoke detector that is old and no longer works. I would like to dispose of it and have called every agency I can think of, but nobody knows where to get rid of it because it contains ...

In physics terms, radiation is simply energy on the move, carried by waves like sunlight or particles like those released by ...

Radiation so often gets a bad rap. Obviously, no one wants to swallow a chunk of uranium, but some radiation isn't just harmless, it can keep you alive.

Smoke detectors have two main ways of detecting a fire: Ionization sensors that use (very) mild radiation to sense smoke, and photoelectric sensors that use light.

When 350,000 or so radiation-therapy patients in the United States and Europe can cause detectors to light up if they get close enough, you know a solution isn't going to be easy to find. And it ...

Last week, volunteers installed smoke alarms provided to residents of Oxnard by the American Red Cross and the Oxnard Fire Department. Calling the program “Sound the Alarm,” the new devices ...

One chirp every 30 to 60 seconds: It’s time to replace the battery. Continued sets of three (3) loud beeps, but no smoke or fire: The smoke detector is dirty. Over time, dust, dirt, spiders ...

The sound and frequency of a smoke detector's beeping helps indicate what the problem is, from a false alarm to needing a new device altogether. Business Insider Subscribe Newsletters ...