Watch the 2020 Doomsday Clock announcement LIVE on January 23 at 10am EST

Nuclear Risk

January 2020 Bulletin Atomic Scientists magazine cover president democrat republican nuclear policy debate

Latest issue: Nuclear weapons policy and the US presidential election

By | Announcement, Nuclear Risk, Special Topics

Australia’s “firenadoes” summon images of Hiroshima, atomic bombs

By Dawn Stover | Climate Change, Nuclear Risk, Nuclear Weapons

Illustration depicting a hypersonic missile

Hypersonic missiles: Why the new “arms race” is going nowhere fast

By Andrew W. Reddie | Analysis, Disruptive Technologies, Nuclear Weapons

Minuteman III missile in silo

United States nuclear forces, 2020

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

John Holdren

The overwhelming case for no first use

By John P. Holdren | Analysis, Nuclear Weapons

James N. Miller

No to no first use—for now

By James N. Miller | Analysis, Nuclear Weapons

Bruce Blair

Loose cannons: The president and US nuclear posture

By Bruce G. Blair | Analysis, Nuclear Weapons

Brad Roberts

It’s time to jettison Nuclear Posture Reviews

By Brad Roberts | Analysis, Nuclear Weapons

Cool your jets: Some perspective on the hyping of hypersonic weapons

By Ivan Oelrich | Analysis, Nuclear Weapons

Alexandra Bell

What the presidential candidates should be asked about arms control and nonproliferation

By Alexandra Bell | Analysis, Nuclear Weapons

A Minuteman III missile crew on alert.

Why nuclear weapons should be a major focus of the 2020 campaign

By John Mecklin | Nuclear Weapons

Kim Jong Un, giving his plenary speech. Photo credit: KCNA

Will killing of Iran’s Soleimani influence North Korea’s “strategic weapon” plans?

By Duyeon Kim | Columnists, Nuclear Risk, Nuclear Weapons