Unbelievably, nearly every WordPress, MovableType, or TypePad theme that I’ve come across in the past year fails a simple test for truly semantic (and Google-recommended) XHTML markup.

The acronym POSH was coined on 6 April 2007 (http://rbach.priv.at/Microformats-IRC/2007-04-06#T091456) on the microformats IRC channel, by as a shorthand abbreviation for plain-old-semantic-html.

The good old Semantic Web layer cake ... it has served us quite well by giving some illustration to the un-illustrateable. But surprisingly there seem to be people that actually take it literally and thereby it is starting to cause more harm than good - f

However because the basic format is simple and primitive, there is no way to encode semantics without building an extension. So in this post, we look at RSS today and ask if RSS is evolving into a tool for delivering complex, semantically rich information

Freebase is aptly named, I am drawn like a moth to its flame. I realize it can be annoying to discuss things that folks can’t try out for themselves, and I can’t (yet) do anything about that, but I hope that a few more observations will be welcome.

Well, I’m sorry but I’m not going to waste my time tagging when a computer is able to derive context and do it for me. I may have offended Tim Berners Lee by saying this, but as the creator of the Web he should know better.

This guide collects links to Semantic Web toolkits for different programming languages and gives an overview about the features of each toolkit, the strength of the development effort and the toolkit's user community.

SchemaWeb is a directory of RDF schemas expressed in the RDFS, OWL and DAML+OIL schema languages.