This week, we're helping add some science to your holiday season. We'll hear from some of our favorite past guests, and members of the Science for the People team, as they share their most-treasured science books from 2013, as well as classics to help fill out anyone’s science library. Physicist and author Aaron Santos joins us to run some fascinating Christmas-themed Fermi Equations. We'll speak to Rose Eveleth and Ben Lillie, creators of Science Studio, who'll help us stay entertained over the holidays with some of the best multimedia science on the web. And we'll share a list of science-based charities to help...