The last agreement constraining US and Russian nuclear weapons expires in two months, and Putin has proposed to extend it.

AI has buoyed the stock market and a struggling US economy but warning signs indicate a bubble that everyone will pay for ...

Defense cooperation agreements between the United States and Northern European countries pose a direct threat to Russia’s ...

In more normal times, the US Justice Department might respond to a Ukrainian investigation of corruption in the state-owned ...

The water crisis in Tehran reflects not only this summer’s extreme heat but also several consecutive years of reduced ...

Technologies needed for tracing engineered biothreats back to their sources are advancing rapidly. Here are some ...

Pakistan’s nuclear threats against India lack credibility and are mainly intended to trigger US intervention. The danger is ...

Over three days in November 1995, climate scientists and IPCC government delegates convened in the Palacio de Congresos in ...

Earlier this fall, as Congress grappled with an end to insurance subsidies that make health care more affordable for millions ...

Matt Motta, PhD is an associate professor in the Department of Health Law, Policy, & Management at the Boston University School of Public Health. He is also affiliated research faculty at the TH Chan ...

Philipp G. Rombach is a former research associate at the Center for Global Security Research at Lawrence Livermore National Laboratory and a 2025 Nuclear Scholar with the Project on Nuclear Issues ...

Germany hasn't had an indigenous nuclear weapons program since 1945 and nobody in Berlin is asking for a German bomb. So why ...