In day-to-day use, electromagnetic field (EMF) meters are used to diagnose problems with electrical wiring and power lines and to get readings on working appliances. On television, professional ghost ...

With Father’s Day coming up, people everywhere are undoubtedly looking for just the right thing for dear old Dad. After all, there are only so many bad neckties to go around, and he already has enough ...

From EMF meters to thermal cameras, ghost hunting has gone high-tech—but not all tools deliver what TV shows suggest. While devices can detect temperature shifts, electromagnetic fields, or faint ...

A couple of months ago I searched online for an EMF detector after talking with Kyle Weins of iFixit about alleged radiation from smart meters. (Actually, my first foray into EMF detection was with an ...

Ghosts are a booooming business. If you join one of the hundreds of ghost-hunting excursions offered around the country, you’re likely to encounter a slew of gadgets: EMF meters, REM pods, and spirit ...

I recently built a simple electromagnetic field (EMF) detector based on a code by Christian Figge that I found on the web. My design includes a 10-LED bar graph (from eBay), which I used to display ...

You never know what kind of wonders you’ll find on eBay, especially when you have a bunch of alerts configured to go off when weird electronic devices pop up. You may even find yourself bidding on ...

Some people think ghosts are fake, just a figment of imagination or an elaborate physics trick. Others — 34 percent of Americans — swear they feel some otherworldly presence. And among those that do, ...