The modelling, based on a potential Russian strike on U.S. missile facilities, suggests some regions could be less affected than others, though experts stress that nowhere would be truly safe, reports ...

Add Yahoo as a preferred source to see more of our stories on Google. A simulation called "Plan A" produced by researchers shows how the use of one so-called tactical or low-yield nuclear weapon could ...

The sobering four-minute video produced by experts at Princeton University’s Program on Science and Global Security, depicts deadly nuclear bombs raining down on major population centres on both sides ...