Nuclear weapons haven’t been tested in the United States since 1992. Find out why, and what could happen if the hiatus ends.

Two billion years before we made history and split the atom, the Earth had already accomplished it and was running its own ...

A company with a vision of installing “discreet, bespoke,” small, nuclear reactors 1 mile underground for data centers and other electricity-hungry industries plans to put its first reactors in Kansas ...