A lots of news web site and weblogs (and also Wikis!)
have a RSS (RDF
summary) feed to broadcast their summary. RSS is a small XML DTD to
describe news items.
You can have a look at : http://www.syndic8.com/
for a lists of RSS
feeds and http://blogspace.com/rss/
for the specification of the
various RSS formats.
I dunno if SlashDot use RSS but it looks like very similar.
BottomFeeder is an open-source RSS and OCS news reader developed and
promoted by James A. Robertson (Product Manager of VisualWorks) and
You might also download the source from Cincom StORE, so I think it
would be easy to integrate into Smallwiki.