Semantic Web is covered mostly in sig:ai but is used most visibly (locally) as a biotech tool for gene function discovery.
Here is am interesting discussion as well:
At war, indifferent, or intimately connected?
by Edd Dumbill | @edd | +Edd Dumbill | Comments: 11 | 14 June 2011
[1] interesting comment
"Stop bothering users with metadata. I'm serious...."
another interesting article:
Sports Refresh: Dynamic Semantic Publishing
Post categories: BBC Online, BBC Sport, innovation, open standards
Jem Rayfield | 11:00 UK time, Tuesday, 17 April 2012
The Semantic Web - An Overview
Peter WebExplorations Published on 22 Apr 2011