How do I exit Apple Podcast app on MacBook Air?

How do I exit a podcast in the app? I rarely use it and no matter what I do, I cannot clear it. I don’t want to listen to it anymore. I can pause it, but I cannot clear it off the decks. How do I exit a podcast in the app? No matter what I do, I cannot clear it. I can pause it, but I cannot clear it off the podcast app. I'm using a MacBook Air, MacOS sonoma 14.6.1