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Friday, February 06, 2015

Make a Cosmic Ray Detector at Home and Test Relativity!



Make a Cosmic Ray Detector at Home and Test Relativity!


I, myself, made such a cloud chamber in the sixth grade. In this case I used an old mayonnaise jar, some black cloth, and my Dad bought some high class drinking alcohol. Now that I am an old man, I suspect high proof grain alcohol or even moonshine might work, too. Even then I probably used a rubber condom to stretch over the mouth of the mayonnaise jar, but I didn’t know what I was dealing with at the time. And the dark room was a closet where I shut the door, and used a flashlight to illuminate the cloud chamber.

And I did see cosmic ray tracks in the cloud chamber, too. It was so amazing for this young man circa 1960.

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