Sewers offer a portal to knowledge about a city’s hidden side. (Photo: David Goehring/flickr)
You can tell a lot about a city by looking at urine and stool in sewage: what foods we’re eating, what infections we’re harboring, and a lot more. A team at MIT designed a system to understand the health and well-being of a community through sewage sampling at the neighborhood scale, using Mario and Luigi — two small, sewer-scavenging robots deployed below manhole covers to slurp up good samples. A few findings: most people poop at 8 a.m.; pomegranate is very popular in Cambridge, MA,; and the most abundant plant DNA in sewage might not be what you expect…
Join Tell Me Something I Don’t Know in one of America’s oldest urban centers for a show about cities, including ruins, sewage and ghost towns. Our panelists are:
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