How to extract your own DNA using household items

You can extract your own DNA with drinking water, salt, dish soap, alcohol, food coloring, and your own spit! This NOVA/PBS-made video shows you how.

I’ve been writing about DNA for more than a decade, and I just realized that until this video, I’ve never actually seen DNA. And there it is, in the form of a white string in a plastic cup. Pretty freaking neato…

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