Use the "Public Access NTRL" search box on the NTIS home page to search for government-funded scientific, technical, engineering, and business related information. You may need to create a free account to view results. NTIS charges for copies of the documents found. NTIS states: "Documents in the NTIS Technical Reports collection are the results of federally funded research. They are directly submitted to or collected by NTIS from Federal agencies for permanent accessibility to industry, academia and the public. Before purchasing from NTIS, you may want to check for free access from (1) the issuing organization's website; (2) the U.S. Government Publishing Office's Federal Digital System website http://www.gpo.gov/fdsys; (3) the federal government Internet portal USA.gov; or (4) a web search conducted using a commercial search engine such as http://www.google.com."
Science.gov is a gateway to authoritative selected science information provided by U.S. Government agencies including research and development results. To search for technical reports, include the phrase "technical report" with other search terms that describe the topic.
Dissertations and theses
Research reports written to obtain advanced academic degrees -- a dissertation for a doctorate or a thesis for a master's degree -- may be found using dissertation databases.
Includes millions of searchable citations to dissertation and theses from around the world from 1861 to the present day together with over a million full text dissertations that are available for download in PDF format. The database offers full text for most of the dissertations added since 1997 and strong retrospective full text coverage for older graduate works. Simple bibliographic citations are available for dissertations dating from 1637.
Science agencies around the world produce scientific information in a variety of media and some databases provide access to all types.
WorldWideScience.org is a global science gateway—accelerating scientific discovery and progress through a multilateral partnership to enable federated searching of national and international scientific databases and portals.