Do you find yourself having more questions than answers when it comes to nuclear energy? In this section, you may ask nuclear energy experts and scientists questions on a variety of topics, from reactor operations and the safety of nuclear plants to emergency preparedness to radiation safety, so that you may better understand how the U.S. nuclear energy industry produces reliable, affordable electricity to power one in five American homes and businesses each year.
Some answers may surprise you. And some answers do take a bit of science, so we’ve asked the world’s leading nuclear experts to explain some of the most complex nuclear concepts in everyday language.
Submit your question here:
Recently Submitted Questions and Answers
Below are answers to some of the recently submitted questions and answers to the “Ask an Expert” form.
- What is “cold shutdown?”
- How do nuclear plants ensure they have sufficient funds to cover decommissioning costs in the event of an accident?
- Is it known yet whether there were severe cracks in the spent fuel pools at the Fukushima Daiichi nuclear plant?
- Are emergency diesel generators typically housed in either the turbine building or reactor building at U.S. nuclear energy facilities?
- Would a pressurized water reactor be more or less vulnerable to a Fukushima-type accident, particularly in matters of nuclear containment following the event?
- What fuel mix was in use at Fukushima and was that a factor in the accident? Does the United States use MOX fuel?
- How long must spent fuel assemblies be cooled in a pool before they can be transferred to dry storage?
- How does a nuclear reactor work?
- What major modifications and upgrades have been made to U.S. boiling water reactors with Mark I containment systems?
- How does the United States monitor radiation levels in the environment?











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