QuiteRSS does not come populated with newsfeeds. Here are some newsfeed lists that will help beginners get started.
Feedzilla
Yahoo! News
Google News
DMOZ (scroll to bottom of page)
Mathaba Alternate News
World-Newspapers.com
I forgot to add (and can't edit), if you know of other such lists, please post them, too.
U.S. Government RSS feeds
RSSsearchhub - a feed search engine
Academic Feeds and Alerts
I forgot to add (and can't edit), if you know of other such lists, please post them, too.
U.S. Government RSS feeds
RSSsearchhub - a feed search engine
Academic Feeds and Alerts