Introduction: Mr. Wilson on Radioactive Rain - a Pocket Geiger Counter Experiment

In 1902 at the Sidney Sussex College, Mr. Wilson and his colleague stumbled upon a method of illustrating that fresh rain water contains radioactivity. This video attempts to recreate this 114 year old experiment and it appears to do so successfully using the pocket Geiger counter from radiation-watch.org. Link to original 1902 research paper:
Biodiversity Library

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angier_allen (author)2015-05-31

That's the weirdest thing ever

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GregRank (author)angier_allen2015-05-31

And this years winner of weird is...

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