On: Alert About Missile Bound for Hawaii Was Sent in E...

[comicjk]

Even for a megaton hydrogen bomb, there is some radius in which you would be safer in your basement. It's just a big radius.

[drewrobb → comicjk]

Also, the area within by that large radius is going to be much bigger than from non-nuclear threats, so the number of people who could have reduced injuries via preparation might be much greater.