My brother and his wife have an ipad. So we popped over to itunes and found my podcasts. We figured out how to download them one at a time. But after aboud ten minutes of poking around I couldn't see something about subscribing or "download all" or ...
I thought subscribing would get all of them. But I didn't see a way to subscribe.
In iOS, podcasts have been relocated from the Music app to the Podcasts app. I think you have to download the Podcasts app seperately (free). Once you're looking at your downloaded podcast in the Podcasts app, you can subscribe to the podcast and get future episodes automatically.
ALSO. the Podcasts app is an uncommonly bad app. Poor navigation, bad performance, frequent crashes. I'm a relatively heavy podcast user and it just didn't work for me. My replacement app for managing and listening to podcasts is Downcast, right now it's $1.99 and totally worth it.
I have a knack for fixing things like this ... um ... sorry ... here is a concilitory tiny ad: