A nuclear blast is often imagined as a single instant of destruction. In reality, for many farther from the explosion, danger would unfold over hours and days as fallout traveled with wind and weather ...

President Donald Trump feared Iran's nuclear weapon capabilities. How safe would Pennsylvania and Delaware be during nuclear war or attack? See here.

Top university scientists created a map simulation of who across North America would be impacted by nuclear fallout in the event of a nuclear explosion ...

A Cold War-era map from a 1986 study shows the devastating potential death toll if nuclear bombs were dropped on the United ...

As U.S. and Israel attacks on Iran continue and Mideast tensions escalate, theoretical maps show the potential catastrophic impact of a world nuclear war if one ever happened. President Donald Trump ...

Social media-fueled theories of World War 3 have raised questions over what US states are safe should nuclear war happen.

A new analysis based on an online simulation tool is raising fresh questions about where Americans might be safest if a nuclear war ever happened. The study points to a handful of U.S. states that ...