What is your favorite podcast?

I’m looking for podcast recommendations from the LessWrong community. If you have a favorite podcast, please share:

What is the podcast?
What specifically do you like about it?
What concepts or topics does it teach particularly well?
Why do you consider its content trustworthy or reliable?
Who would you recommend this podcast to? (e.g., target audience, specific interests)

Please keep each top-level answer limited to one podcast recommendation. This will allow others to vote on individual suggestions effectively.

If you want to recommend multiple podcasts, please create a separate top-level answer for each one.