Listening for underground nuclear explosions amid the constant rumble of earthquakes is like looking for a needle that may not exist in a haystack the size of a planet.
The United States and Russia, the two biggest nuclear powers, have no imminent plans for talks on a nuclear deal. That should change, writes a former US diplomat.
On the face of the announcements made so far, the deal complies with international law, despite accusations to the contrary from China and other critics.
Policymakers often think of their decisions about nuclear weapons as moral, a nuclear ethicist explains – which is key to understanding their motives.
Despite decades of progress on nonproliferation, Russia’s new threats of nuclear strikes bring to mind that convincing countries to reduce their nuclear weapons has long been very difficult.
Experts around the world have been warning nuclear weapons are increasingly being seen as ‘usable’ by the political and military leaders who wield them.
PR exercise, elaborate purchasing agreement or genuine security pact? The new AUKUS agreement raises plenty of questions about why New Zealand missed out.
Kwame Nkrumah and Ali Mazrui associated nuclear weapons with imperialism and racism, but proposed different approaches to address the problem they present.
Nearly 50 years old, the treaty has been signed by 190 countries – more than any other arms limitation treaty. But now Iran is threatening to withdraw.
The US isn’t the only country considering a military response to Iranian aggression.
Exporting nuclear technology is lucrative, but without strict safeguards, buyers could divert it into bomb programs. Why is Saudi Arabia shopping for nuclear power, and should the US provide it?
Can decades of deadlock be broken by two of the world’s most unpredictable leaders?
After decades of deadly enmity, Libya and the West made a major breakthrough on weapons of mass destruction. How?
Iran is a dangerous mischief-maker in the Middle East – but scrapping the nuclear deal will probably make things worse.
Canberra’s attitude to nuclear weapons has always been riddled with contradictions. Homegrown nuclear campaigners winning the Nobel prize have put the cat among the pigeons.
Trump seems to think all potential nuclear agitators are alike. He’s wrong, and perhaps disastrously so.
People have been rising up against nuclear weapons ever since the first one was used – and it hasn’t been for nothing.
It’s two and a half minutes to midnight according to the Doomsday Clock. But what is the clock and why should we pay attention?
Former Texas Gov. Rick Perry has experience with energy, but if confirmed as secretary of energy, he should get ready to learn a lot about DOE’s big jobs: nuclear security and basic science research.
The global nuclear non-proliferation regime depends on American leadership. What if Donald Trump loses interest?