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 ...

“We can replace assumptions with measurements, improve the models used to interpret nuclear debris, and support decision-making when it matters most.” Reading time 2 minutes In the aftermath of ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. A doomsday prepper has compiled several detailed maps showing the ...

If a large-scale nuclear exchange ever occurred, the United States would face wildly uneven consequences depending on geography, wind patterns, and agricultural capacity. No federal agency publishes ...