It is certainly true that the awesome German Jews who left Germany were in many respects responsible for the creation of the atom bomb.
BTY, 80% of the Jewish migrants to the USA are the Akhenazi Jews, shown to have the highest IQ of any other people in the world. Ashkenazi Jews Rank Smartest In World
"Studies show descendants of Jews from Medieval Germany, throughout Europe have IQ 20% higher than global average"
Many were Hungarian...such as Leo Szilard, Edward Teller, Dennis Gabor, and Elizabeth Rona to name but a few.