Hi,
I'm glad RSS feeds are available, now I can quickly checkout the news of my favourite PHP website 🙂.
However I think you could quickly improve them by just removing the description from the item as the title and description elements have the same content :
Removing the description would make the feed much more cleaner and easier to read, we would just have to read the title and click the link in order to read an article. The RSS client I use automatically displays the linked page when the description is empty.
Before :

After :

Nice 🙂.