A nuclear war is often imagined as a map of colors: red zones where survival seems impossible, orange zones where danger is extreme, yellow zones where life might continue under pressure, and green ...

Discussions about nuclear war often remain distant for many Americans, though past research attempted to calculate what such a disaster might mean across the United States. During the closing years of ...

In less than a millionth of a second after a nuclear detonation or a severe nuclear reactor accident, an enormous burst of energy heats the surrounding air and materials. Everything in the vicinity is ...

Scientists at Lawrence Livermore National Laboratory recreated part of the intense chaos inside a nuclear fireball to better understand how radioactive fallout forms. Their experiments revealed that ...

A nuclear fallout map was produced by experts for Scientific American. Researchers at the University of Massachusetts Amherst investigated wind and weather patterns to predict the timeline of nuclear ...