We already know that what we eat, drink, and inhale can affect which parts of our DNA are expressed, and which aren’t. But recent research poses a shocking idea: A dad’s habits may be encoded in molecules and transmitted to his future kids. On this episode, host Samir Patel and biology editor Hannah Waters dig into the new epigenetic mouse studies exploring whether sperm cells carry more than just genetic information. This topic was covered in a recent story for Quanta Magazine. Each week on The Quanta Podcast, Quanta Magazine editor in chief Samir Patel speaks with the people behind the award-winning publication to navigate through some of the most important and mind-expanding questions in science and math.Audio coda in this episode: Motivation and reward in learning - Produced by the Institute of Human Relations at Yale University, Published by Penn State University, Psychological Cinema Register [1948].

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