A look at upgrading a low-cost spectrometer to improve accuracy and performance through simple adjustments and practical ...

To encourage do-it-yourself civic science, Public Lab offers kits for making your own spectrometer. Credit: Jeff Warren on Flickr This is your first of three free stories this month. Become a free or ...

If you’re a radiation enthusiast, chances are you’ve got a Geiger counter lying around somewhere. While Geiger counters are useful to detect the amount of radiation present, and with a few tricks can ...

A look at how a low-cost spectrometer can still produce surprisingly decent results. The setup shows that even simple and ...