The podcast episodes explore various aspects of organelles, including the discovery of a potential new organelle called the nitroplast in a marine algae host cell and the potential applications of mysterious cellular structures known as vaults.

In episode 37506, the podcast discusses vaults, which are described as large, hollow organelles found in many eukaryotic cells, and their potential applications. In episode 11144, the episode focuses on the discovery of a potential new organelle called the nitroplast, which has evolved to fix nitrogen within a marine algae host cell, and the criteria for defining an organelle.

These episodes highlight the ongoing research and discoveries related to organelles, their functions, and their potential applications in various fields.