Template:Are You Sure/November 1

• ... that American physicist and Soviet spy Theodore Hall worked on the Manhattan Project), and that Hall gave Soviet intelligence a detailed description of the "Fat Man" plutonium bomb, along with several processes for purifying plutonium?

• ... that biochemist and academic Severo Ochoa Arthur Kornberg were awarded the Nobel Prize for Physiology or Medicine "for their discovery of the mechanisms in the biological synthesis of ribonucleic acid and deoxyribonucleic acid"?

• ... that aerospace engineer and weapons designer Ludwig Roth headed Germany's Future Projects Office during the Second World War, developing advanced rocket designs; and that near the end of the war, Roth was recruited by American intelligence under Operation Paperclip?