When Iran’s covert nuclear program came to international attention over two decades ago, Tehran insisted that its intentions were peaceful and that it had no plans to develop nuclear weapons.

A senior U.S. official offered new details Tuesday night about an alleged nuclear bomb test conducted by China in June 2020. Assistant Secretary of State Christopher Yeaw spoke at a Hudson Institute ...

This is read by an automated voice. Please report any issues or inconsistencies here. After the U.S.-Russia nuclear treaty expired, U.S. officials revealed declassified details of an alleged 2020 ...

Whilst calculating the precise likelihood of nuclear war remains complicated and unpredictable, rising global tensions have heightened that danger. Although numerous countries are working together to ...

Late last week, the U.S. leveled an explosive claim: China is planning secret nuclear weapons tests and has already conducted at least one. The undersecretary of state for arms control and ...

Whether it’s an act of war or terrorism, all that really matters in the moments after the blast is that there are ways to save yourself and your loved ones. Here’s what you can do to survive a nuclear ...

Map shows potential nuclear fallout risk across North America in the event of a nuclear attack (Image: Under the Nuclear Cloud) A chilling map simulation created by top scientists reveals how ...

As major powers renew their focus on nuclear testing, the world may be entering a new nuclear era. Accusations that Beijing has conducted secret nuclear tests should trigger greater focus on China’s ...

Imagine a 150-kiloton nuclear bomb exploded in the city closest to you. Do you know how the city, its surrounding region, and its inhabitants would be affected? If you can't think of much more than "a ...

Little is known about Pickaxe Mountain, but some experts say it illustrates the impossibility of relying on force alone to prevent Iran from acquiring a nuclear bomb. By Michael Crowley Reporting from ...