En medio de la posible transformación actual de un orden global centrado en EE. UU. a uno multilateral, tal como lo describió mi buen amigo Gregory Kulacki en esta mesa redonda, el desarme nuclear está ocupando nuevamente un lugar muy importante entre los asuntos que son objeto de debate entre estrategas, científicos y adoptadores de … Continued

By accusing the US of developing bioweapons in Georgia, Moscow is eroding the norm against them.

November 12, 2020 75th Anniversary Dinner The Bulletin’s anniversary dinner was an interactive virtual experience!  Guests were immersed in small “virtual tables” for conversations with leading experts in the fields of nuclear risk, climate change, and disruptive technologies. Did you miss the conversations? Watch the videos from the main program, and we’ll see you next year! … Continued

In this interview, renowned nuclear security and policy expert Sig Hecker explains the enormous damage that Russian President Vladimir Putin has done to the world nuclear order via his decision to invade Ukraine. That decision marks, Hecker contends, a turning point in world nuclear affairs as momentous as the dissolution of the Soviet Union.  

As America celebrates Asian Pacific Islander Heritage Month this May, a former undersecretary of state for arms control and international security remembers the painful history of Castle Bravo—the largest and most catastrophic US nuclear weapons test conducted in the Marshall Islands during the Cold War—and urges the United States to finish the compact extension with the three island nations to contain China's growing influence in the Pacific.

Werner Herzog's new documentary looks to be packed with interesting interviews and stories from the virtual frontier, a realm most Americans could probably stand to learn more about.

I have enjoyed the exchange between Randy Olson and Robert Socolow on the need for effective communication of science, and not simply as a means of conferring content but as a two-way process that builds trust and legitimacy. In my final commentary in this exchange, I’d like to return to discussing Socolow’s central claim that … Continued

In a few short years just over a quarter-century ago, the Berlin Wall fell, the old Soviet Union collapsed, and the Bulletin was able to set the hands of its Doomsday Clock back farther than ever before: 17 minutes to nuclear midnight. The world seemed to breathe a general sigh of relief, expressed most memorably … Continued

The key variable that changed in August 1945 and led to 70 years of nuclear peace was the perceived enormity of the choice to drop the bomb.

Nuclear weapons are like a wedding “gift” that should never be opened.

Virtual Tour: Turn Back the Clock “] On July 17, 1945, Manhattan Project scientist Leo Szilard writes a petition to U.S. President Harry S. Truman-signed by 70 Manhattan Project scientists-asking him to refrain from using atomic weapons in the war. Nevertheless, Truman used two nuclear weapons over the Japanese cities of Hiroshima and Nagasaki on … Continued

The story of the scientist He Jiankui and the world’s first genetically edited humans, born from fertilized eggs modified with CRISPR-cas9 technology, is one in which high-tech ambition meets capitalism with Chinese characteristics. And the poor village boy pursued both his ambition and the capital required to reach it with shrewdness and zest, apparently trampling ethical boundaries along the way in a system that allowed him to trample away.

Oppenheimer could instigate a much-needed public conversation about the dangers of nuclear weapons. The world will be better served if that conversation also includes the people affected by nuclear weapons production, testing, and use.