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National Technical Information Service (NTIS)

The National Technical Information Service acquires, indexes, abstracts, and archives the largest collection of U.S. government-sponsored technical reports in existence. The National Technical Reports Library (NTRL) offers access to these authenticated government technical reports to libraries and technical information users.

Subject coverage includes:

  • Administration & Management
  • Aeronautics & Aerodynamics
  • Agriculture & Food
  • Astronomy & Astrophysics Energy
  • Atmospheric Sciences
  • Behavior & Society
  • Biomedical Technology & Human Factors Engineering
  • Building Industry Technology
  • Business & Economics
  • Chemistry
  • Civil Engineering
  • Combustion, Engine & Propellant
  • Communications
  • Computers, Control & Info Theory
  • Detection & Countermeasures
  • Electrotechnology
  • Energy
  • Environmental Pollution & Control
  • Government Inventions for Licensing
  • Health Care
  • Industrial & Mechanical Engineering
  • Library & Information Sciences
  • Manufacturing Technology
  • Materials Sciences
  • Mathematical Sciences
  • Medicine & Biology
  • Military Sciences
  • Missile Technology
  • Natural Resources
  • Navigation
  • Nuclear Science
  • Ocean Sciences
  • Ordnance
  • Photography
  • Physics
  • Problem Solving Information
  • Space Technology
  • Transportation
  • Urban & Regional Tech. Development

Coverage Dates: 1990-