I listen to many podcasts as my primary form of audio entertainment, and because Hacker Public Radio listeners also tend to be podcast listeners (pretty much by definition) I am sharing my finds with the community. Besides, Ken made me do it.
Links:
http://www.alphabeatical.com/
https://altonbrown.com/tag/podcast/
http://www.astronomycast.com/
https://www.benfranklinsworld.com/
https://www.bigfinish.com/podcasts
http://theensembleproject.com/cadence/
https://thecommandline.net/
http://www.dancarlin.com/common-sense-home-landing-page/
http://www.sneakydragon.com/category/podcast/compleatly-beatles/
http://www.dancarlin.com/hardcore-history-60-the-celtic-holocaust/
http://www.fab4free4all.com/
https://soundcloud.com/fabcast-870039074
https://fivethirtyeight.com/tag/politics-podcast/
http://www.palain.com