Episode description

The practice of growing plants in water rather than soil isn't new, though early examples are difficult to substantiate. In the 1930s, hydroponic plant culture made headlines, but the field also had conflict among researchers.

Research:

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• Hall, Loura. “NASA Research Launches a New Generation of Indoor Farming.” NASA. Nov. 23, 2021. https://www.nasa.gov/technology/tech-transfer-spinoffs/nasa-research-launches-a-new-generation-of-indoor-farming/
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• “Hydroponics.” Courier-Journal. March 2, 1937. https://www.newspapers.com/image/107727971/?match=1&terms=hydroponics

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