sexes en How Humans Tolerate Cold Weather <p>Humans developed in warm climates, but eventually our ancestors made their way into colder and more inhospitable regions.&nbsp; Host Ben Kieffer talks with physiologist <a href="">Kevin Kregel</a> and anthropologist <a href="">Robert Franciscus</a> of the University of Iowa about how humans have acclimated to cold and challenging environments.</p> Mon, 02 Dec 2013 20:51:15 +0000 Ben Kieffer & Sarah Boden 32939 at How Humans Tolerate Cold Weather