Here's a timeline of the tensions over Iran's atomic program: 1967 — Iran takes possession of the Tehran Research Reactor ...

A recent executive order by Gov. JB Pritzker has set a new goal to begin development on new nuclear power plants by 2033, ...

Scientific knowledge about the damaging effects of nuclear-weapons testing helped to end such tests. Those findings haven’t changed.

On 5 February, the planet entered an even more precarious era of escalating nuclear risks. The expiration of a strategic-arms ...

A 175-foot exhaust stack at the Hanford Site was demolished Friday as cleanup crews advance K West Reactor decommissioning.

The Cold War left many inglorious legacies. The Runit dome is a good example. From the outside, it looks almost too ...

So to recap: Trump has claimed to have obliterated Iran’s nuclear “capacity,” “capability,” “future … capability,” “potential capability,” “hopes,” “threat” and “enrichment capability.” And as ...

U.S. scientists are developing an innovation that could reduce nuclear waste storage time by 99.7%, transmuting long-lived radioactive materials into shorter-lived isotopes.

For the first time, a US Air Force C-17 Globemaster III has airlifted a complete, 5 MW nuclear reactor and reassembled i.

For the first time in more than half a century, there are no binding restraints on the buildup of the largest nuclear forces ...

But Trump also insists that his last military strikes on Iran, eight months ago, "obliterated" the country's nuclear program.