Earlier today, I ran into Dipity, which is a free tool to create timelines. I can see all kinds of possible uses for my students.
One nice feature is that it creates a timeline from blog posts. Here is one from my class blog:
Suddenly, what has been a stack of information (which was never intended, at least, to be random, is ordered and tells a story.
I feel like I want to use this for all of my digital lives.