When we moved your UUA.org mailbox to the new mail server (during October 2011), you began to see the new Outlook Web App at http://mailuua.uua.org. (Before we moved your mail box, it was an older, less powerful version.) It’s got lots of spiffy new features — it’s almost like Outlook on your own computer!
Here’s a short introduction to the Outlook Web App:
Here’s a longer, in-depth (very in-depth) review: