Man makes his microbes into research study

Richard Sprague keeps samples of his own feces, in the family freezer, so he can send them to a Stanford University laboratory.
The hairball of citizen science
The hairball is jargon for data scientists. It means a special graphic that illustrates intersections.
My bacteria and yours – telling stories
Small pictures of the microbes growing in my own gut, and in my own house, are filling my mind with questions.