General Science

Life Sciences

Physical Sciences

Dictionaries and Encyclopedias

• A Short Dictionary of Scientific Quotations
• Encyclopedia Britannica
• Scientific and Technical Acronyms, Symbols and Abbreviations (Wiley-Interscience)

Tables

• Fundamental Physical Constants NIST
• Weights and measures conversion tables

Databases and Information Resources

• Search Hazardous Substances Hazardous Substances Information System, Australia
• Material Safety Data Sheets - Where to Find Them On the Internet
• NIST Data Gateway
  Provides easy access to scientific and technical data from the US National Institute for Standards and Technology (NIST). These data cover a broad range of substances and properties from many different scientific disciplines.
• The Scientific Web
  Presents an overview of software programs in biology, chemistry, mathematics, statistics and other scientific disciplines

Bibliographic Databases

• Scirus
  is a science-specific search engine covering over 105 million science-related pages. It searches both free and journal sources.
• USPTO Patent Bibliographic and AIDS Databases