Why Is This Happening? The Chris Hayes Podcast

Energy and Evolution with Herman Pontzer

<p>How does the human body take in and use energy? It is a simple question, but one that we still do not have a definitive answer to. This week Associate Professor of Evolutionary Anthropology, Herman Pontzer, joins to shed light on these evolutionary mysteries. How did our bodies get to be the way they are? How do we take in and expend energy? And how do we keep ourselves happy and healthy in the modern world we have built?</p>

Every week Chris Hayes asks the big questions that keep him up at night. How do we make sense of this unprecedented moment in world history? Why is this (all) happening?

This podcast starts to answer these questions. Writers, experts, and thinkers who are also trying to get to the bottom of them join Chris to break it all down and help him get a better night’s rest. “Why is this Happening?” is presented by MSNBC and NBCNews Think.