Blogs can be a useful, informal way to keep-up-to-date with new developments. Most academic institutions and many individual departments and researchers now issue informal updates on their activities in the form of blogs and podcasts.
Good examples of websites in which both personal and institutional blogs and podcasts can be selected for following,
|iTunes Podcast Directory|
*includes specific sections on science, technology, education, arts, society, culture
Once you have found a blog or podcast which you like, you can then keep up-to-date with it using sites like Netvibes or Feedly. Many blogs allow you to use RSS feeds so that new content is automatically delivered to you.