About open access
MUST READ: (Mis)Leading Open Access myths.
Open access science journals
Here is a prominent open access journal, BioMed Central.
The Public Library of Science publishes open access journals.
The Directory of Open Access Journals provides a searchable list of free peer-reviewed journals.
The ArXiv is an electronic pre-print archive. Read the newest articles before they go through the peer review process.
Open access courseware
MIT offers their course materials for free through the MIT OpenCourseWare initiative.