There are LOADS of library related blogs out there. I read this thing aims to share some ideas about good blogs to follow. Blogs are a great way to keep up with a variety of librarians and library issues and are invaluable for connecting with the wider library profession.
Start by having a look at some of the suggested blogs on the third column.
You can subscribe to blogs via email, or RSS using a feed reader. Then you can read your blogs on your computer or device. Read an article whilst waiting in line or having a coffee and easily keep up to date.