September issue: The hype, peril, and promise of AI

delivery systems

Pakistan nuclear weapons, 2023

By Hans M. Kristensen, Matt Korda, Eliana Johns | Nuclear Notebook, Nuclear Weapons

Nuclear Notebook: French nuclear weapons, 2023

By Hans M. Kristensen, Matt Korda, Eliana Johns | Nuclear Notebook, Nuclear Weapons

soldiers marching in Red Square, Moscow

Nuclear Notebook: Russian nuclear weapons, 2023

By Hans M. Kristensen, Matt Korda, Eliana Johns | Nuclear Notebook, Nuclear Risk, Nuclear Weapons

Nuclear Notebook: Chinese nuclear weapons, 2023

By Hans M. Kristensen, Matt Korda, Eliana Johns | Nuclear Notebook, Nuclear Risk, Nuclear Weapons

night-time test launch of Minuteman ICBM with silhouettes of crowd

Nuclear Notebook: The long view—Strategic arms control after the New START Treaty

By Jessica Rogers, Matt Korda, Hans M. Kristensen | Nuclear Notebook, Nuclear Risk, Nuclear Weapons

A large suspected enrichment facility has been constructed at the Kahuta complex since 2014.

Nuclear Notebook: How many nuclear weapons does Pakistan have in 2021?

By Hans M. Kristensen, Matt Korda | Nuclear Notebook, Nuclear Risk, Nuclear Weapons

Nuclear submarine HMS Vanguard arrives back at HM Naval Base Clyde, Faslane, Scotland following a patrol. Photo: CPOA(Phot) Tam McDonald/MOD accessed via Wikimedia Commons. Open Government License version 1.0.

Nuclear Notebook: How many nuclear weapons does the United Kingdom have in 2021?

By Hans M. Kristensen, Matt Korda | Nuclear Notebook, Nuclear Risk, Nuclear Weapons

Nuclear Notebook: How many nuclear weapons does Russia have in 2021?

By Hans M. Kristensen, Matt Korda | Nuclear Notebook, Nuclear Weapons

A Russian Topol-M mobile missile at a 2012 parade.

Nuclear Notebook: Russian nuclear forces, 2020

By Hans M. Kristensen, Matt Korda | Nuclear Notebook, Nuclear Risk

Russian nuclear forces, 2019

By Hans M. Kristensen, Matt Korda | Nuclear Notebook, Nuclear Weapons

The French aircraft carrier Charles De Gaulle. Credit: US Navy via Wikimedia Commons.

French nuclear forces, 2019

By Hans M. Kristensen, Matt Korda | Nuclear Notebook, Nuclear Risk, Nuclear Weapons

Indian nuclear forces, 2017

By Hans M. Kristensen, Robert S. Norris | Nuclear Notebook, Nuclear Weapons