[Hot Tabasco]

It should be remembered that when the atomic bomb was built during WW-II, that program was so secretive that even many of the participants were in the dark about what they were working on.

[GOPJ]

It should be remembered that when the atomic bomb was built during WW-II, that program was so secretive that even many of the participants were in the dark about what they were working on.

Scientific American figured out something was 'happening' when they got a bunch of subscriptions from a small obscure town in Tennessee (in the early 40's) called Oak Ridge. They kept the secret secret.

[Oscar in Batangas]

As a retired nuclear physicist, I told people who got too nosy that my job was so secret that even I didn’t know what I was doing.
Hahaha