Discover the dramatic story behind the Tsar Bomba, the largest nuclear weapon ever detonated. This video explores its Cold ...

In this week's It’s Debatable article, Rosen and Moster debate if President Trump's foreign policy actions have increased the risk of nuclear war.

Satellite imagery and intelligence reports point to renewed testing of Russia’s Burevestnik, a nuclear-powered cruise missile ...

Experts considered a range of issues, including nuclear weapons, when deciding whether to move forward the clock.

Thirty years ago this week, on an island in the South Pacific, France conducted its final nuclear test – ending a programme that exposed thousands of people to radiation over decades. The islands ...

As tensions soar over Iran’s bloody crackdown on nationwide protests, satellite images show activity at two Iranian nuclear ...

A local writer from Wigan has launched a key petition on Change.org that looks to mandate psychological testing for all ...

Wars, climate change, disruptive technologies and the rise of autocracy over the past year prompted scientists to set the clock at 85 seconds to midnight.

The clock is a symbolic way to show the public how close scientists believe the world is to a human-made apocalypse.

North Korea's Kim says upcoming party congress will unveil plans to bolster nuclear deterrent - North Korean leader Kim Jong ...

The "Doomsday Clock" representing how near humanity is to catastrophe on Tuesday moved closer than ever to midnight as ...