During May, the Slate Daily Podcast is hosting a guest food podcast, "The Sporkful," with Dan Pashman and Mark Garrison. On this week's episode, NPR and Radiolab's Robert Krulwich visits the studio to weigh in on how to avoid the pitfalls of sandwich construction using the secrets of science. You can listen to the show here:

You can also download the episode here or through the Slate Daily Podcast feed.

Send your feedback to podcasts@slate.com.

Posted on May 18 by Andy Bowers at 10:08 a.m.