Should I keep my Geiger counter running during dinner? Will its constant clicking keep me up at night? Those are the kinds of questions I’ve been asking myself since my counter, a plastic camera-size ...

On the outside, a Geiger counter seems like a complicated thing. And you might think a device that detects a dangerous, mostly invisible threat like radiation should be complicated. But they’re ...

I got some Geiger tubes a few days ago and built a very simple Geiger counter circuit that is powered entirely through the microphone jack (microphone connection provides a little power for things ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through the links below." Geiger counters are used to detect and measure levels of radioactivity. Scientists invented the ...

One of the most haunting moments in the 2019 hit series, Chernobyl, features liquidators shoveling graphite from the roof of reactor No. 4 at Chernobyl Nuclear Power Plant, the site of the worst ...