During WWII, which of the following scientists did the U.S. Army deny a security clearance?

Now I am become death, The destroyer of worlds. Robert Oppenheimer.

UnsparingHawk101, Yes, Shiva. Oppenheimer quoted from Bhagavad Guita.

very scary stuff! Man will destroy Man😪

My chemistry professor, Dr Willard, worked on the Manhattan project and was accidentally exposed to radiation which destroyed his body's ability to produce white corpuscles.

Milka, He did not develop the bomb. The others did.

sunset.808, you quote The Terminater

Frank Zappa, My 10th grade World History teacher explained that phenomenon to us...scared me to death!

wildlifebuffet, that makes sense to me

Max Planck was closer in theory, I believe.