The MongoDB Podcast has released several notable episodes in 2022 so far, including discussions on WiredTiger storage engine, Postman API testing tool, Prisma ORM for Node.js and TypeScript, and securing the internet through projects like Let's Encrypt. The podcast also features a series of conversations from the MongoDB World Series event, where experts share their stories, learnings, and community insights. These episodes showcase the diversity of topics covered on the podcast, aiming to help communities learn and connect through database and tech discussions.