To subscribe to an RSS feed, just open Outlook and go to Tools \ Account Settings…

The Account Settings dialog box will open up.  Click the Feeds tab and select New…

Next copy and paste the URL of the feed into the address box then click Add.

In the resulting RSS Feed Options window you can choose various options which are self explanatory.  When you’re finished click OK.

That’s it!  Go down to your mail folders and select RSS Feeds.  Now you can easily browse your favorite web articles in your email inbox.