# What We Find in the Sewers

An episode of [Asimov Press](https://invisiblenetwork.ai/podcast/1772484351), 25 Aug 2025, 1 h 01 min.

Audio: https://anchor.fm/s/fbe02dc8/podcast/play/107323674/https%3A%2F%2Fd3ctxlq1ktw2nl.cloudfront.net%2Fstaging%2F2025-7-25%2F184d0949-d751-f897-ae54-b0f6f6774c99.mp3

Our ancestors once spread their excess effluent on their fields; now we mine it for vital molecules. By Calum Drysdale. Visit press.asimov.com to read all articles.

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