This short introductory video shows you how to get Wordpress up and running.
Wordpress is easy to use, open source and - best of all - absolutely free.
It's powerful and flexible enough to give you the latest Web 2.0 features Built in features called "widgets" allow you to quickly configure the site the way that you want it.
One thing that you will need from your hosting provider, in addition to web space, is access to a MySQL server. These, however, aren't hard to come by. A minimal hosting package for website, email and a database can run as low as US$5/month.