Bulletin of the Atomic Scientists

Supersonic airliners, ozone, and wildfire smoke: Origins of the nuclear winter theory

When atmospheric chemists Paul Crutzen and John Birks added smoke into their computer models of nuclear war scenarios, they ...
Bulletin of the Atomic Scientists

‘Earth in flames,’ Brian Toon and Alan Robock on whether humans will die from an asteroid or nuclear war first

Nuclear war is much more unpredictable than asteroids, but, unlike the dinosaurs of 66 million years ago, humans can avoid causing their own extinction.