Consider this our reference section- from recipes to ingredient advice to number crunching, if you need it, one of these links will have it.
Tim's Updated Hop Flavor Wheel
HomeBrew Talk, pretty much the brewing forum. Be sure to check out the recipe section.
The ultimate brewing reference: How to Brew. The entire first edition is available online, if you don't want to buy a copy of the book.
Listen to hours and hours of educational and entertaining podcasts at The Brewing Network.
Jamil Zanisheff's Yeast Pitching Rate Calculator.
One Stop Shopping for brewing calculators, BrewCalcs.
A water calculator, BrewersFriend
A collection of calculators: BeerMath.com
A bigger collection of calculators: Brewheads.com
A collection of beer gadget DIY articles: Wort-O-Matic