There has not been a major (or minor) nuclear explosion since the 1960s. This is almost entirely because ...

A chilling Cold War study shows the impact a nuclear attack on the United States would have, with predictions that up to 75% of the population might not survive ...

We know that an all-out U.S.-Russia nuclear war would be bad. But how bad, exactly? How do your chances of surviving the explosions, radiation, and nuclear winter depend on where ...

A nuclear escalation in the Middle East would trigger a global catastrophe. Know the physics behind nuclear weapons, and the ...

As global tensions rise and military rhetoric escalates, experts have examined what would happen if modern nuclear weapons ...