ANS is committed to advancing, fostering, and promoting the development and application of nuclear sciences and technologies to benefit society.
Explore the many uses for nuclear science and its impact on energy, the environment, healthcare, food, and more.
Explore membership for yourself or for your organization.
Conference Spotlight
2025 ANS Winter Conference & Expo
November 8–12, 2025
Washington, DC|Washington Hilton
Standards Program
The Standards Committee is responsible for the development and maintenance of voluntary consensus standards that address the design, analysis, and operation of components, systems, and facilities related to the application of nuclear science and technology. Find out What’s New, check out the Standards Store, or Get Involved today!
Latest Magazine Issues
Nov 2025
Jul 2025
Latest Journal Issues
Nuclear Science and Engineering
December 2025
Nuclear Technology
November 2025
Fusion Science and Technology
Latest News
Co-60 tariffs would undermine U.S. health care, SSWG warns
In a letter to the Office of the U.S. Trade Representative, the Source Security Working Group (SSWG) is urging the U.S. government to withhold from imposing tariffs on Canadian-orgin cobalt-60 and to preserve the duty-free treatment of the radioisotope.
Utility Working Conference and Vendor Technology Expo (UWC 2023)
Scott Hunnewell oversees the New Nuclear Program for the Tennessee Valley Authority. Areas of responsibility include licensing activities for Construction Permit Application and Environmental Report for the Clinch River Site; future site selection and technological evaluations of emerging technologies, in Generation IV Nuclear Plants. Since joining TVA in 2009, he has held positions in site engineering including Systems and Design Engineering as well as Engineering Director at Browns Ferry Nuclear Plant. Hunnewell has Operations and Work Management experience, was the Plant Manager at the Sequoyah Nuclear Plant and Vice President of Nuclear Engineering prior to his current role. He holds a B.S. in Mechanical Engineering from the University of Maine. He is based in the Chattanooga, Tennessee office.
Last modified April 5, 2023, 3:14pm EDT
