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 ...

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 ...

The government has detailed for the first time how it aims to fulfil its manifesto pledge to work toward phasing out animal testing. The new plans include replacing animal testing for some major ...