ScienceDirectory.info is a leading science website including agriculture, metrology, industrial engineering, earth sciences, geography, mathematic, aquaculture, aerospace and more.
Sloan Science Master's Programs
Professional M.S. degrees in science or mathematics for students interested in a wider variety of career options.
http://www.sciencemasters.com/
Texas Citizens for Science
Texas Citizens for Science is a statewide, grassroots organization dedicated to maintaining the professionalism of science education in Texas public schools, the integrity of science in the Texas public school curriculum.
http://www.texscience.org/
The Royal Institution of Great Britain
Performs scientific research in the field of solid state chemistry, and advances public understanding of science through discourses, programmes, and lectures.
http://www.rigb.org/