If you want something not quite so philosophical that would keep you up to date as to conservative arguments relating to contemporary issues read the periodicals where those views are argued regularly, like the editorial page of the Wall Street Journal, National Review, Weekly Standard. Town Hall and RealClearPolitics have nice round ups of good op/ed's gathered from many publications and around the 'Net.
Lot's of good stuff on FR, but I warn you, it's addictive.