Science

Shop online and save. Choose from a large selection of science kits and experiments ideal for budding scientists and school projects.

Finance; statistics; date and time; numeric

bases; bit functions; complex numbers; random numbers;

scientific constants; convert hundreds of units in forty

categories (length, mass, time, volume, etc.)

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The Physics Laboratory is one of the major operating units of the National Institute of Standards and Technology (NIST). Its mission is to support United States industry by providing measurement services and research for electronic, optical, and radiation technologies.