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
Isotopes & Radiation
Members are devoted to applying nuclear science and engineering technologies involving isotopes, radiation applications, and associated equipment in scientific research, development, and industrial processes. Their interests lie primarily in education, industrial uses, biology, medicine, and health physics. Division committees include Analytical Applications of Isotopes and Radiation, Biology and Medicine, Radiation Applications, Radiation Sources and Detection, and Thermal Power Sources.
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
May 2025
Jan 2025
Latest Journal Issues
Nuclear Science and Engineering
June 2025
Nuclear Technology
Fusion Science and Technology
Latest News
NRC v. Texas: Supreme Court weighs challenge to NRC authority in spent fuel storage case
The State of Texas has not one but two ongoing federal court challenges to the Nuclear Regulatory Commission that could, if successful, turn decades of NRC regulations, precedent, and case law on its head.
2021 CONTE Virtual Meeting Plenary Session Speaker
Maria Lacal is Executive Vice President and Chief Nuclear Officer for Arizona Public Service Company (APS). Lacal is responsible for all nuclear-related activities associated with the Palo Verde Generating Station, the nation’s largest producer of carbon-free energy. She is also responsible for the nuclear assurance division and employee concerns and safety culture programs. Lacal joined APS in 2007 as the director of strategic projects at Palo Verde. She was promoted to vice president of operations support in 2011, and then promoted to senior vice president of regulatory and oversight in 2015. Before joining APS, Lacal served as director of operations support for the nuclear division of Florida Power & Light Co., and held management positions at Turkey Point Nuclear Generating Station in Florida. Lacal obtained a U.S. Nuclear Regulatory Commission Senior Reactor Operator License in 1996. Lacal also has a bachelor's degree in civil engineering from the University of Miami and completed the Harvard Business School Advanced Management Program.
Last modified December 7, 2020, 4:35pm EST
