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 ...

In her paranormal research, professional ghost hunter Gloria Young uses a $20 Geiger counter, which measures radiation. They normally click at regular intervals, but irregular clicks could be ...

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 ...

Which Geiger counter is best? If you want to monitor radiation levels from a specific source, you need a reliable Geiger counter. This tool can warn you when there is radiation, as well as measure it ...

The project is an analog Geiger counter that is capable of detecting and measuring the three forms of radiation including alpha, beta, and gamma radiation. The project is an analog Geiger counter that ...

Scenario: your little three-hour boat tour runs into a storm, and you’re shipwrecked on a tropic island paradise. You’re pretty sure your new home was once a nuclear test site, but you have no way to ...