It’s a wonderful time of the year: squash, pumpkin, and gourd season. But how do those giant, award-winning pumpkins grow so big? And what’s the difference between a gourd and a squash? 

In a conversation from 2023, Ira talks with Dr. Chris Hernandez, director of the University of New Hampshire’s squash, pumpkin, and melon breeding program to explore all things winter squash and answer listener questions.

Guests: Dr. Chris Hernandez is an assistant professor of Plant Breeding at the University of New Hampshire in Durham, New Hampshire.
Dan Souza is co-Editor of Cook’s Science: How to Unlock Flavor in 50 of our Favorite Ingredients (Cook’s Illustrated, 2016). He’s based in Boston, Massachusetts.

Transcript is available at sciencefriday.com.

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