The clicking of a Geiger counter is well enough known as a signifier of radioactive materials, due to it providing the menacing sound effect any time a film or TV show deals with radiation. What we’re ...

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 ...

"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 ...

A Geiger counter, also known as the Geiger-Muller tube, is an inexpensive and useful instrument used to quickly detect and measure radiation. There are two types of radiation, non-ionizing and ...