The Get the Facts Data Team researched and analyzed what is known about Iran’s nuclear capabilities and what it means for stability in the Middle East and beyond.

In a study published in Physical Review Letters, scientists at GSI Helmholtzzentrum für Schwerionenforschung have discovered a new superheavy isotope, 257 Sg (seaborgium), whose properties are ...

When it comes to nuclear weapons strategy, stability is the goal. But President Donald Trump’s back-to-back announcements about nuclear testing and nuclear submarines on Oct. 29 during his trip to ...

Since the end of the Cold War, a new nuclear order has emerged, shaped by rising nuclear states and military technologies that threaten stability, writes George Mason University’s Gregory Koblentz in ...

Nuclear weapons tests were once a regular occurrence, but most countries haven’t tested in decades, following the adoption of the Comprehensive Nuclear-Test-Ban Treaty in 1996. Now, that moratorium ...

Iain Boyd receives funding from the U.S. Department of Defense. Russian President Vladimir Putin, dressed in a military uniform, announced on Oct. 26, 2025, that Russia had successfully tested a ...

New Delhi: Just a week after the deadly Galwan Valley clash between Indian and Chinese troops in 2020, the United States alleged that China conducted a secret nuclear test on June 22, 2020. Washington ...

The United States can better deter and, ideally, prevent a war from unfolding in the first place by having flexible response options for U.S. nuclear employment. However, as outlined in this Issue ...