Datasets
- NIST Physics Laboratory Physical Reference DataPhysics and chemical reference data from the National Institute of Standards and Technology.
- Durham HEP DatabasesHigh energy physics databases at Durham University (UK): reactions (cross-sections, structure functions), experiments, email addresses.
- Wolfram|Alpha for EngineeringWolfram|Alpha contains a wealth of physical reference data, and provides you with computed results in the context of a given search.
- Wolfram|Alpha for PhysicsWolfram|Alpha contains a wealth of physical reference data, and provides you with computed results in the context of a given search.
Standards
While most do not provide open access to the full text of standards, these organizations do provide searchable indexes:
- American National Standards Institute (ANSI)
- American Society for Testing and Materials (ASTM International)
- British Standards Institution (BSI)
- International Organization for Standardization (ISO)
- NASA Technical Standards
- National Information Standards Organization (NISO)
- National Institute of Standards and Technology (NIST)
- Underwriters Laboratories
Patents
- esp@cenetThe portal to a worldwide network of patent offices.
- Google Patent SearchGoogle Patents provides the easiest way to search the USPTO, but there are gaps. Coverage from the 1790s.
Government Websites
- Science.gov: USA.gov for Science This link opens in a new windowGateway to government science information and research results.
- FedStats This link opens in a new windowLinks to official statistical information produced by the U.S. Federal Government.