Online Science Journals
DOAJ offers free full-text access to 551 scientific and scholarly journals.
Free journals offering full-text online, ranging from basic science and chemistry to microbiology and toxicology.
An archive for back issues of selected scientific journals. Access 618,598 free full-text articles. Note: Not all of their articles are free, full-text.
The pioneering new open-access journal co-published by Harold Varmus, former NIH Director.
The barrier-free NIH repository for peer-reviewed primary research reports in the life sciences, which began accepting journal articles in January 2000.