Episode summary: How to get the best value from the salad bar? Why do Americans refrigerate their eggs? What’s the deal with Choco Pies? It’s the food edition of listener questions.

I don't recall asking for this myself, and Lord knows there's enough one can say about food and economics without th...

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Episode summary: Throughout the 1960s, a biologist named Howard Temin became convinced that something wasn’t right in science’s understanding of viruses. His colleagues dismissed him as a heretic. He turned out to be right — and you’re alive today as a result. Season Four ends with a bedtime story a...

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