The accrediting agency for the Engineering Technology program: promoting and advancing education in applied science, computing, engineering, and technology.
This National Institute of Standards and Technology has a searchable and browsable list of the important physical constants with bibliography, as well as a thorough description of the SI system of units and a description of methods of expressing degree of uncertainty in measurements. An excellent reference site.
Provides engineers and engineering students with resouces for understanding ethically significant problems and advancing the understanding of responsible research and practice in engineering.