One nuclear bomb can ruin your whole day

Once upon a time I was in Hiroshima.

It’s a big, bustling city; a single wrecked brick building is the only remaining physical evidence of the hell that fell from the sky on August 6, 1945.

If I recall correctly, the building was actually close to ground zero, but somehow it didn’t get vaporized. The people inside did, though. They all died instantly.

Afte…