IRS.gov
Access to tax information and forms, including Form 1040 [PDF], the U.S. Individual Income Tax Return.
IRS Audio Files for Podcasts and Text Scripts
"Get tax information at your convenience and on the go! Download IRS audio files, in English and Spanish, to use for podcasts or to play on your portable music player."
The IRS web page Free Tax Return Preparation for You by Volunteers also provides links to find help with tax return preparation