In the interest of transparency, US officials recently provided a tour of their own secret nuclear lab in Nevada, which from the outside looks like a bunch of harmless factory buildings and an old ...

The U.S. tested nuclear weapons until the early 1990s. Since then, scientists have been using supercomputers and experiments ...

Last week, NPR's Geoff Brumfiel reported from a top-secret underground laboratory where scientists study nuclear weapons ... may be hot enough to blister the inside of your mouth.

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The lights are turning back on at Three Mile Island, the site of America's worst nuclear meltdown, after it has lain dormant for five years. WSJ goes inside to learn more about the delicate ...