Nuclear weapons tests were once a regular occurrence, but most countries haven’t tested in decades, following the adoption of the Comprehensive Nuclear-Test-Ban Treaty in 1996. Now, that moratorium ...

A resurfaced 1943 study brings the history of human experiments conducted on Indigenous children in Canadian residential schools into focus.

When the countdown hit zero on September 23, 1992, the desert surface puffed up into the air, as if a giant balloon had inflated it from below. It wasn’t a balloon. Scientists had exploded a nuclear ...

Oak Ridge National Laboratory is quietly tackling one of fusion energy’s toughest engineering problems: turning raw neutron ...