Trump

President Donald Trump delivers delivers remarks to troops at Al Udeid Air Base, May 15, 2025, in Doha, Qatar. (Official White House Photo by Molly Riley)

Iran provides warning before attack on US base in Qatar. No Americans killed; Trump announces ceasefire

By John Mecklin | Analysis, Nuclear Risk, Nuclear Weapons

bunker buster bomb

Why Congress and the people should stop Trump from attacking Iran

By Ira Helfand | Opinion

scientists at NIH lab

Time for Congress to save American science … and the nation

By John P. Holdren, Neal Lane | Analysis, Climate Change, Opinion, Special Topics

US President Donald Trump listens to US Secretary of Defense Pete Hegseth speak about the Golden Dome missile defense shield in the Oval Office on May 20. (Photo by JIM WATSON/AFP via Getty Images)

The 15-minute interview: Joe Cirincione on Golden Dome and the long-running US missile defense debacle

By John Mecklin | Interviews, Nuclear Risk, Nuclear Weapons

US President Donald Trump leaves the Saudi Royal Court with Saudi Crown Prince Mohammed bin Salman Tuesda, in Riyadh, Saudi Arabia. Trump begins a multi-nation tour of the Gulf region focused on expanding economic ties and reinforcing security cooperation with US allies. (Photo by Win McNamee/Getty Images)

Beyond Iran: a new nuclear doctrine for the Persian Gulf

By Seyed Hossein Mousavian | Analysis, Nuclear Energy, Nuclear Risk, Nuclear Weapons

E. coli bacteria

Sonia Shah on pandemics and pushback: Lessons from the COVID experience

By Dan Drollette Jr | Special Topics

A newspaper featuring the headline story on indirect negotiations between Iran and the United States in Muscat, Oman, is displayed at a newsstand in Tehran, Iran, on April 12. The front pages of major dailies in Tehran prominently featured headlines about the negotiations, highlighting the renewed diplomatic channel amid regional tensions and sanctions-related disputes. (Photo by Fatemeh Bahrami/Anadolu via Getty Images)

Behind the US-Iran talks: five points of convergence between Trump and Khamenei

By Seyed Hossein Mousavian | Analysis, Nuclear Energy, Nuclear Risk, Nuclear Weapons

How to stop bioterrorists from buying dangerous DNA

By Steph Batalis, Vikram Venkatram | Biosecurity

We’re back: How tuberculosis is set to surge globally once again

By Erik English | Biosecurity

Mars Attacks: How Elon Musk’s plans to colonize Mars threaten Earth

By Kelly Weinersmith, Zach Weinersmith | Disruptive Technologies, Special Topics, Technology and Security

Trump can’t denuclearize North Korea. South Korea’s next leader should pursue risk reduction instead

By Daeyeon Lee | Nuclear Risk, Nuclear Weapons, Opinion, Voices of Tomorrow

Tulsi Gabbard as US intelligence chief would undermine efforts against the spread of chemical and biological weapons

By Gregory D. Koblentz | Biosecurity