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
Fusion Science and Technology
November 2025
Latest News
X-energy raises $700M in latest funding round
Advanced reactor developer X-energy has announced that it has closed an oversubscribed Series D financing round of approximately $700 million. The funding proceeds are expected to be used to help continue the expansion of its supply chain and the commercial pipeline for its Xe-100 advanced small modular reactor and TRISO-X fuel, according the company.
International Conference on Physics of Reactors 2024 Plenary SPeaker
Los Alamos National Laboratory
Advanced Reactor Fuel Cycles and Simulations
Dr. Holly Trellue, Los Alamos National Laboratory, is an expert in advanced reactor fuel cycles and simulations and is leading several nuclear energy and nonproliferation-related efforts. Dr. Trellue has performed neutronic and depletion simulations on numerous reactor systems over the past 28 years and is the Technical Area Lead for the DOE-NE Microreactor Program. She has significant experience working on reactor/critical experiment simulations, nuclear data, and nonproliferation topics related to reactors as well as nuclear fuel cycle analysis. She earned a PhD in nuclear engineering from the University of New Mexico in 2003 and is now also the leader of the Engineering Institute at LANL.
Last modified March 21, 2024, 6:23am PDT