Global Zero Senior Advisor Jon Wolfsthal reflects on the evolution of nuclear risk in recent decades and the nuclear dimensions of the conflict in Ukraine.

Global Zero Jon Wolfsthal joins Rachel Maddow to discuss the possible nuclear dimensions of the war in Ukraine.

Global Zero Senior Associate for Research & Policy Emma Claire Foley is quoted in the Guardian’s coverage of the potential for nuclear escalation presented by the war in Ukraine.

Global Zero Senior Advisor Jon Wolfsthal is quoted in Vox’s coverage of the Doomsday Clock announcement.

Global Zero is cited in Greek-language coverage of the Doomsday Clock announcement.