Head over to Open Culture and find Podcasts that actually make you smarter!
Open Culture explores cultural and educational media (podcasts, videos, online courses, etc.) that help make learning dynamic and fun, no matter what your age.
They have a pretty decent collection and it keeps growing. The collection includes Audio Book Podcasts,Foreign Language Lesson Podcasts, News/Information Podcasts, Technology Podcasts, and University Podcasts. Best of all, they’re free!