Ep. 52: Home sweet homing

<p>Imagine being a toddler, stepping out the door for the first time, walking 3 miles for some food and finding your way home again without a cell phone, GPS, or any kind of map. Humans would never, but this is normal for insects. Listen in and learn how they do it! </p><p>Cover shot by Cabezonication/iStock/Getty.</p>