5: The Amateur Radio Relay League (ARRL) is a national advocacy organization for amateur (ham) radio operators. Check the membership link includes a monthly magazine, amateur radio news, equipment insurance, sponsoring contests and QSL services to name a few.
6: ARRL Indiana Section (state level offices) webpage lists information specific to Indiana. Here is listed amateur radio clubs in Indiana, upcoming hamfests and upcoming classes and testing sessions.
2: AMSAT - Formed with the goal to foster Amateur Radio's participation in space research and communication. From the first Amateur Radio satellite, OSCAR1 (Orbiting Satellite Carrying Amateur Radio) launched on December 12, 1961 to today’s cubesats.
DX and Contest related
2: DXwatch.com is a web site intended for amateur radio DX enthusiasts. Their mission is to publish a website which can work as a real DX tool. They try to offer the most advanced webcluster and some dx tools.
11 DX Code of conduct – What you can do to improve DX etiquette
7: The Jay Leno Show - Morse Code versus Text messaging – which is faster?
License Testing and Preparation
1: 101 Science.com has a very good straight forward on line course that covers the basic electronics needed for the technician license and more. NOTE: This course is for studying the electronics theory portion only. It DOES NOT cover all of the elements of the FCC exam.
Short Wave Listening (SWL) - New
4: Wikipedia has a nice, concise overview of Spy Numbers Stations. Read this to better understand the history of Spy Numbers. A numbers station is a category of shortwave radio stations characterized by broadcasts of formatted numbers, addressed to intelligence officers operating in foreign countries.