The International Science and Technology Center (ISTC) is an intergovernmental nonproliferation organization connecting scientists with their peers and research organizations in other countries. The ISTC Headquarters is currently in Nur Sultan, Kazakhstan. Member governments have included Armenia, the European Union, Georgia, Japan, Kazakhstan, the Republic of Korea, Kyrgyzstan, Norway, Tajikistan, and the United States. Scientists from nearly 60 countries have participated in ISTC activities.