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 Annual Conference
May 31–June 3, 2026
Denver, CO|Sheraton Denver
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
The progress so far: An update on the Reactor Pilot Program
It has been about three months since the Department of Energy named 10 companies for its new Reactor Pilot Program, which maps out how the DOE would meet the goal announced by executive order in May of having three reactors achieve criticality by July 4, 2026.
June 12–16, 2022
Anaheim, CA
Organized by the American Nuclear Society Thermal Hydraulics Division, this embedded topical meeting is the sixth in a growing series featuring peer-reviewed, full-length technical papers covering recent advances in thermal hydraulics. Authors and presenters are cordially invited to participate in this event to exchange ideas and knowledge, develop strong relationships across organizations, and establish collaborations to solve challenging problems.
General Chair:
Chul-Hwa Song (KAERI)
Xiaodong Sun (University of Michigan)
Program Chair:
Dave Pointer (Oak Ridge National Laboratory)
Dirk Lucas (Helmholtz-Zentrum Dresden - Rossendorf
ATH 2022 Call For Papers
ATH 2022 Template Full Papers
2022 Young Professional Thermal Hydraulics Research Competition
ATH 2022 LaTeX Template Full Papers
ATH 2022 Speaker Power Point Presentation Template
ATH 2022 Copyright Form
Speaker Instructions
Session Chair Instructions