History of Science Society Web Page : The national professional society, with lots of info about studies, careers, and good books to read.

The European Guide to Science, Technology, and Innovation Studies

Society for the History of Technology [SHOT] : The main history of technology web page.

WWW Virtual Library for the History of Science,Technology, and Medicine  

North Carolina State Links to Science and Technology Studies : A comprehensive list of STS links.

Stanford University Science and Technology Studies Program : Exemplar of a long standing STS program.

World Lecture Hall : Lots of useful curriculum materials from all over the world on a wide range of subjects, not just HSTM.

Institute and Museum of History of Science Florence, Italy : Check out the Virtual Tour of the Galileo Room.