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
2026 ANS Annual Conference
May 31–June 3, 2026
Denver, CO|Sheraton Denver
Latest Magazine Issues
Jan 2026
Jul 2025
Latest Journal Issues
Nuclear Science and Engineering
February 2026
Nuclear Technology
January 2026
Fusion Science and Technology
Latest News
The spark of the Super: Teller–Ulam and the birth of the H-bomb—rivalry, credit, and legacy at 75 years
In early 1951, Los Alamos scientists Edward Teller and Stanislaw Ulam devised a breakthrough that would lead to the hydrogen bomb [1]. Their design gave the United States an initial advantage in the Cold War, though comparable progress was soon achieved independently in the Soviet Union and the United Kingdom.
Nuclear and Emerging Technologies for Space (NETS-2024) Plenary SPeaker
Manager, Radioisotope Power Systems Program
NASA Glenn Research Center
Mr. Carl E. Sandifer II currently serves as the Program Manager and Division Chief for the Radioisotope Power Systems Program at the NASA Glenn Research Center. In this role, he leads the development of power systems to enable NASA missions given a high priority by the scientific community to visit some of the harshest, darkest, and coldest locations in the solar system. Prior to this role, he served as the Deputy Chief of the Space Science Project Office at Glenn, and managed the science portfolio at the Center, which includes the development of new technologies, instruments, and systems to enable planetary science missions. Mr. Sandifer has a wealth of program and project management experience, along with a background in space mission design and systems analysis.
Carl graduated with a Bachelor of Science in Applied Mathematics degree from Bowling Green State University, studied Aerospace Engineering at Case Western Reserve University and earned his Master of Business Administration from Indiana Wesleyan University.
Last modified November 6, 2023, 1:06pm MST
