| Clue | Source | Date |
|---|---|---|
| WW11 weapon (6,4) | ||
| Nuclear weapon | The Times Concise | 15 Oct 2019 |
| Destructive weapon (H.G. Wells) | Newsday | 12 Feb 2017 |
| WWII weapon | Newsday | 22 Feb 2015 |
| WWII weapon | ||
| Phrase coined by H.G. Wells in 1914 | ||
| Test ban topic | ||
| Fat Man, e.g. | ||
| Little Boy, e.g. | ||
| Earthshaker of 1945 | ||
| Subject of front page pictures. | ||
| Destructive agent. |