• Stuff You Should Know -A show that originally came from How Stuff Works. The name is self explanatory
• Radiolab -A science based narrative type show that originally airs on WNYC, a major NPR Affiliate and it used to be my favorite show but it's gone down in quality in recent years.
• It's Always Sunny Podcast by the cast of Sunny in Philadelphia talk about their shows and personal lives. It's arguably the most light-hearted show I listen to
• Philosophize This -a educational podcast that discusses mainstream philosophy and the development of the subject in chronological order. I'm only 29 episodes in and there are currently over 200
• 99 Percent Invisible -A show about the world of design and the stories behind it narrated by the perfect voice for radio, Roman Mars
• The Dollop -An American history dark comedy podcast by comedians Dave Anthony and Gareth Reynolds
• The Weekly Show with Jon Stewart -The current iteration of Jon Stewart's podcast where he speaks much more candidly and at length on current events, mostly politics
• NPR's Marketplace -a daily radio show on the state of the economy as well as markets
  • Marketplace presents: The Uncertain Hour -A podcast that does season length stories that take a deep dive into the broken aspects of americas economy, america's failing regulation & safety nets.
• Behind The Bastards -A Biographical podcast about a lot of historic/prominent people that probably shouldn't be idolized
• Sawbones -A podcast about the history of medicine.
• The Moth -A collection of personal stories of triumph, change, growth, and inspiration as they were remembered and told live on stage. I first heard it on NPR.

On a more personal level I also listen to various collections of Alan Watts talks in addition to Sam Harris's Making Sense podcast.