The US government's main repository of supplies for responding to public health crises hasn't lived up to its promise in the past few years. Can it do better if and when the next pandemic threat emerges?

Emboldened by its experience of living under sanctions, and its booming cooperation with sanctions-hit Moscow, Iran sees little value in restoring a nuclear deal with an uncertain shelf life.

Lab leaks are scary. Gain of function can be scary. But that doesn't mean the two are intertwined.

Black voters are frequent targets of online disinformation. They were in 2016 when Russia's Internet Research Agency created fake Black activist profiles in its effort to interfere in that year's presidential election and they were in 2020, when scammers tried to dissuade people form getting absentee ballots. Howard University's Keesha Middlemass, a political science professor, and her colleagues have set out to explore how Black communities in Washington, DC, are impacted by disinformation.

Between shrinking demand, competition from cleaner sources of energy, and pressure from climate campaigners, the coal industry is being rapidly abandoned by insurers and investors. As the economics of the world’s dirtiest fossil fuel turn ever more toxic, coal may finally be on the way out—after years of its predicted demise.

Researchers with Stanford's Center for International Security and Cooperation (CISAC) released a 2018 update to their historical report and "roadmap" toward North Korean denuclearization; here CISAC senior fellow and former director of the Los Alamos National Laboratory Siegfried Hecker shares what the team learned.

A new expert report provides a blueprint for combatting Kim Jong-un's global criminal enterprise.

The 2024 election will decide if America leads or retreats from its crucial role in ensuring AI develops in alignment with democratic values.

If there is one thing the United States does not need, it is a new nuclear-armed sea-launched cruise missile. It might get it anyway.

Conspiracy theorists are at it again, coming up with wild claims to undermine the special prosecutor. Here’s a second look at what really happened. 

For a White House perceived as suspiciously chummy with Russia, hiring Putin critic Fiona Hill for a top policy spot would send a decidely un-chummy signal.

In this interview, arms control expert Michael Krepon speaks about the history of nuclear arms control and how arms control talks might be reinvigorated in the complex, multi-polar security environment of the 21st century. 

On August 6 and August 9, we again take time to contemplate the US atomic bombing of Hiroshima and Nagasaki in 1945. The arrangements that permitted a US president to drop an atomic bomb on tens of thousands of civilians continue to be in place today. The United States has a “presidential first use” policy … Continued

Say WHAT? — A case of low-yield nuclear thinking Can a small nuclear weapon really make the world safer? In the newest installment of the Bulletin‘s video series Say WHAT?, Sébastien Philippe of Harvard’s Belfer Center brings a clear-eyed look at the fuzzy policy of so-called “low-yield” nuclear weapons. In a shift from previous policy, the Trump Administration’s 2018 Nuclear … Continued

A new NATO special report concludes that climate change will make things worse in the world's most unstable regions.

A Boston Globe op/ed written by Jeffrey Sachs, director of the Center for Sustainable Development at Columbia University, pointed to the Bulletin‘s 2017 Clock Statement and Doomsday Clock change to outline concrete steps that will keep the Clock from ticking closer to midnight over the next four years. From the Boston Globe: The most chilling … Continued

My fellow participants in this Roundtable, Sunday Jonah and Adel M. Ali, have correctly pointed out a number of weaknesses and anomalies in the global nonproliferation regime. One may disagree, however, with certain aspects of their diagnoses and remedies. Jonah has raised the issue of nuclear security, suggesting that the threat of nuclear terrorism has … Continued

The secret history of the world’s largest nuclear detonation is coming to light after 60 years. The United States dismissed the gigantic Tsar Bomba as a stunt, but behind the scenes was working to build a “superbomb” of its own.