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.
Division Spotlight
Reactor Physics
The division's objectives are to promote the advancement of knowledge and understanding of the fundamental physical phenomena characterizing nuclear reactors and other nuclear systems. The division encourages research and disseminates information through meetings and publications. Areas of technical interest include nuclear data, particle interactions and transport, reactor and nuclear systems analysis, methods, design, validation and operating experience and standards. The Wigner Award heads the awards program.
Meeting Spotlight
2025 ANS Annual Conference
June 15–18, 2025
Chicago, IL|Chicago Marriott Downtown
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
Jun 2025
Jan 2025
Latest Journal Issues
Nuclear Science and Engineering
July 2025
Nuclear Technology
June 2025
Fusion Science and Technology
Latest News
Former NRC commissioners lend support to efforts to eliminate mandatory hearings
A group of nine former nuclear regulatory commissioners sent a letter Wednesday to the current Nuclear Regulatory Commission members lending support to efforts to get rid of mandatory hearings in the licensing process, which should speed up the process by three to six months and save millions of dollars.
2022 ANS Winter Meeting and Technology Expo Speaker
The Honorable Bradley R. Crowell was sworn in as a Commissioner of the U.S. Nuclear Regulatory Commission on August 26, 2022 and is currently serving the remainder of a five-year term ending June 30, 2027. Crowell was nominated by President Biden in early May of 2022 to serve on the Commission and was confirmed by the U.S. Senate on July 27, 2022. Crowell has more than 20 years of experience in the fields of energy, environment, natural resources, climate change, and national security, including executive leadership positions in Federal and State government. Prior to beginning his role as Commissioner, Crowell served as Director of the Nevada Department of Conservation and Natural Resources (DCNR), Nevada’s fourth largest cabinet agency. Crowell was first appointed as Director of DCNR in 2016 by former Governor Brian Sandoval (R) and was reappointed by Governor Steve Sisolak (D) in 2019. As Director of DCNR, he led approximately 1,000 employees across eight divisions and managed a nearly $300 million biennial budget. Crowell served in the Obama-Biden Administration at the U.S. Department of Energy from 2010 to 2016 and was confirmed by the U.S. Senate in 2013 as the Assistant Secretary of Energy for Congressional and Intergovernmental Affairs. Previously, Crowell worked in Washington D.C. for multiple Members of Congress, including former Nevada Governor and U.S. Senator Richard Bryan (D-NV) and Senator Sheldon Whitehouse (D-RI). Crowell is a native of Carson City, Nevada, and graduated from Santa Clara University with a B.S. degree in Political Science. Crowell currently resides in Philadelphia, PA with his wife, Rebecca Claypool, and their 1-year-old daughter, Hazel.
Last modified November 3, 2022, 6:04am MST
