ATOMICAGE

Set to 3 different clues across 3 published puzzles, most often “Explosive time in history?” — The New York Times, Friday, 5 September 2008.

9 letters

Every clue on record, most used first

Explosive time in history?once
The New York Times — Friday, 5 September 2008
Modern timesonce
The New York Times — Sunday, 6 June 2004
It followed the Manhattan Projectonce
The New York Times — Saturday, 28 December 2002