Explainers
Plain-language guides to the concepts behind nuclear risk — from how the Doomsday Clock works and what nuclear deterrence means in practice, to the legal frameworks governing military force and the role of proxy wars in escalation dynamics.
Each explainer is designed to give readers the background needed to understand the current Iran nuclear crisis and broader global security landscape. No prior expertise required — just clear, source-backed explanations of the terms, doctrines, and strategies that shape the world's most consequential decisions.
Radiation Dose Chart: Levels and Risks
Radiation dose chart guide: compare mSv, rem, Gy, symptoms, and emergency action thresholds before you act.
Nuclear Winter Effects: Climate and Food
Nuclear winter effects explained: how soot cools climate, cuts harvests, and creates famine risk after nuclear war.
Nuclear Fallout Map: How to Read One
Nuclear fallout map guidance: read wind plumes, timing, and shelter zones without false certainty. Learn the signals that matter.
Nuclear Flash Blindness Distance: Safety Guide | NukeClock
Nuclear flash blindness distance explained: day vs night ranges, eye injury risk, and immediate actions that reduce harm after a nuclear detonation.
Best Room for Nuclear Fallout: Home Shelter Guide
Best room for nuclear fallout: pick the safest interior space fast, improve shielding, and follow a 24- to 48-hour shelter timeline.
How Long Does Nuclear Fallout Last? Timeline Guide
How long does nuclear fallout last: first-day danger, 48-hour priorities, and long-term contamination timelines with clear shelter decisions.
How to Decontaminate After Nuclear Fallout | NukeClock
How to decontaminate after nuclear fallout: remove clothing, wash safely, isolate contaminated items, and cut radiation dose fast with a clear home protocol.
Nuclear Command and Control Explained: NC2 and NC3
Nuclear command and control explained: how NC2 authority and NC3 systems verify, transmit, and execute nuclear decisions in a fast-moving crisis.
Tactical vs Strategic Nuclear Weapons: Key Differences
Tactical vs strategic nuclear weapons explained with doctrine, ranges, yields, targets, and escalation risk so you can read nuclear headlines without confusion.
How Bunker Buster Bombs Work
How bunker buster bombs work depends on casing strength, fuze timing, and delivery profile. Learn penetration limits, tradeoffs, and key constraints.