Even though it is information overload I can't stress enough how much you can learn from simply searching these forums. Just take a deep breath and have a beer or strawberry milkshake with chocolate chips in it every 20 minutes or so.
Also, if you want technical screenprinting information check out Andy's book...
Screen Printing Today, The Basics
Screen Printing Today...the Basics [Screen Printing Today,the Basics] - $40.00 : Diesel Fuel Prints