Free Study sources

Updated: Apr 8, 2022

For deep digs, use these sources of free books and studies. This file located at https://pastebin.com/2vGVq05X

Not all journals have all content as open access. Some sites do not require a login to read the studies, some require a login for searching, some require a login but only to save an article. Best sites are preceded with '+++'.

1. BioMedCentral. https://www.biomedcentral.com/ A pioneer in open publishing.
2. CDC YBRSS, Youth Risk Behavior Surveillance System (YRBSS). This is raw data for the current survey released in 2018. There is no comparative data with past surveys. They look at risky behavior of youth, if they feel safe at school, if they've been bullied or been in fights, suicide thoughts, suicide attempts, and similar things. https://www.cdc.gov/healthyyouth/data/yrbs/index.htm
3. Crossref. https://search.crossref.org/. I guess this searches bibliographies or something like it.
4. Elsevier Open Science. From the people who normally charge you an arm and a leg for science. https://www.elsevier.com/about/open-science. The fees are paid for by the research author or their sponsoring body.
5. Environmental Science. https://www.intechopen.com/books/subject/environmental-sciences. 206 Open Access books and papers about environmental science.
6. European Commission Open Science. http://ec.europa.eu/research/openscience/index.cfm.
7. Figshare. https://figshare.com/ "Figshare wants to open scientific data to the world."
8. Free library. https://www.thefreelibrary.com/ Focus on studies and scientific articles.
9. Gallup polls. http://gallup.com
10. Google Scholar. You can't copy text from all sources though, but you can view PDFs of the books or some studies. https://scholar.google.com/
11. IEEE. https://ieeexplore.ieee.org/Xplore/home.jsp
12. ISSUU. Some docs cannot be downloaded from here unless you use a special downloader site. https://issuu.com/
    1. I like this one: https://issuudownload.net
    2. https://www.qwant.com/?q=issuu%20downloader&t=web
13. +++Library Genesis Project (Libgen). July 20, 2019 they had a server crash so many things cannot be downloaded, though the index search seems to work. http://gen.lib.rus.ec/, https://libgen.is/, https://libgen.rs. Forum at: https://forum.mhut.org/.
    1. Also at https://booksc.xyz/
14. Medrxiv. https://www.medrxiv.org/. May contain preprints which are not peer-reviewed.
15. MISES. Mainly books on economics, and money, from Austria. https://mises.org/
16. New England Journal of Medicine. Medical topics. https://www.nejm.org/medical-articles/research
17. Open Access Gov't. Probably a UK site. https://www.openaccessgovernment.org/
18. Open Access Journal. https://www.scirp.org/journal/OpenAccess.aspx
19. Open Access Journals from OMICS. https://www.omicsonline.org/open-access-journals-list.php
20. Open Science Journals. https://www.osjournal.org/about.html "Open access publishing allows an immediate, worldwide, barrier-free, open access to the full text of research papers, which is in the best interests of the scientific community."
21. Pew Research. These are generally results of surveys about views of Americans mostly. Supposed to be non-partisan. https://www.pewresearch.org/
22. PNAS. Proceedings of the National Academy of Sciences. https://www.pnas.org/
23. Public Library of Science (PLOS). https://www.plos.org/ 215,000 peer-reviewed journals.
24. Pubmed. Run by the NIH in the US. https://www.ncbi.nlm.nih.gov/pubmed/. Pubmed Central (no idea what the difference is): http://www.ncbi.nlm.nih.gov/pmc/.
25. Researchgate. https://www.researchgate.net/
26. Researchomatic. 1000 subject areas. http://www.researchomatic.com/
27. Sci-Hub.
    1. On Reddit.
    2. Working sci-hub links.
    3. https://sci-hub.se/, https://sci-hub.tw.
    4. Where is sci-hub now? https://whereisscihub.now.sh/. Millions of free papers.
28. Science Direct open access journals. https://www.sciencedirect.com/
29. Scientific Research. https://www.scirp.org/
30. Scribd. You can read papers here for free but downloading a PDF requires a paid account. http://scribd.com.
31. Social Psychology Network. https://www.socialpsychology.org/expts.htm

Other possible sources for papers

Especially gov't papers that have moved.

1. Archive-it. Seems different than archive.org. It has some older FDA papers from fda.gov. https://www.archive-it.org/
2. FDA pesticide residue report search. https://www.archive-it.org/collections/7993?q=pesticide+in+food+baby&show=ArchivedPages&hitsPerDupe=0&go=Search+the+Archive

Sources for ebooks

1. Baen books free library. https://www.baen.com/categories/free-library.html Sci fi and fantasy, major authors, but older books.
2. Google books. These are mostly PDFs of page images. In the chance that the PDF has been converted to text the OCR is generally awful and never proofread. http://books.google.com.
3. Gutenberg. http://www.gutenberg.org
4. Libgen group.
   1. Libgen.pw. Science mags and sci fi. http://libgen.pw/
   2. Libgen books at B-ok. Fiction and non-fiction, upload your own books here. https://b-ok.org/
   3. Book.fi. http://bookfi.net/
   4. I2P network. http://u76v7ha6j4jmtz3k2lseaso5qy36lxs77klhovmptufwcodovatq.b32.i2p/
5. Mobilism. Requires a login to search for books. https://forum.mobilism.org/index.php
6. Pastebin, most sources of free ebooks. https://pastebin.com/VXvQ14Sq

Sources for raw data

1. Data.gov. US open gov't data on 100s of programs. http://data.gov.

Lists of sources

1. 2015. 100 search engines for academic studies. https://www.teachthought.com/learning/100-search-engines-for-academic-research/
2. Directory or Open Access Journals. DOAJ is a community-curated online directory that indexes and provides access to high quality, open access, peer-reviewed journals. DOAJ is independent. https://doaj.org/
3. Free studies on markets. https://www.quora.com/Whats-the-best-way-to-find-free-market-studies-for-any-industry

Not free study sources

1. Academia.edu. Searching and downloading costs money eventually, but you can post your paper for free. https://independent.academia.edu/
2. Elsevier. The biggest supplier of studies and owner of journals, keeps a stranglehold on science by charging outrageous fees. https://www.elsevier.com/
3. Environmental Health Journal. https://ehjournal.biomedcentral.com/
4. Lancet. This famous journal focuses on medical topics and started in 1823. It has a bunch of journals under its name. https://www.thelancet.com/
5. Microsoft Academic. https://academic.microsoft.com/home
6. ScienceDirect. Studies cost money. Single studies can be $39usd or more. Works with Elsevier. https://www.sciencedirect.com/
7. Springer. https://link.springer.com/

Other collections of books of various types.

1. Books, comics, college textbooks. http://libgen.io/
2. Fiction. https://fiction.libgen.me/.