You can subscribe to any of the following:
- Feed (Atom): with new blog posts.
- Email: Do a web search for “atom feed to email” – there are several services that you can use to get an email whenever a new blog post is published.
- @2ality (Twitter): tells you when new content is published or existing content is changed.
- Feeds allows you to receive news in a fashion similar to email (unread messages etc.).
- Wikipedia on feeds