You can find a wealth of information by searching government websites. Tax dollars support a lot of research and most is readily available online, for free. Here's a listing of Federal Agencies.
You may remember this website as GPO Access, or as FDsys (Federal Digital System). govinfo provides free public access to official publications from all three branches of the Federal Government.
Most judicial websites hold information and documentation for the past few years. See the Westlaw Campus Search and LexisNexis Academic databases for earlier case opinions.