In "The Hive", the women not so subtly ogling the male car washers, and in at least one case, the soldier washing a car uses a line of double entendre:
Soldier: Excuse me, ma'am. Would you mind looking under my hood?
In "Last Reasoning of Kings",
Niels Bohr: When soldiers lose morale, they get pinup girls. You [scientists] get a tired old man with a pipe.
Also, the repeated snark about Bohr as "God" and how even high officials at Los Alamos become very nervous and deferential when waiting on Bohr.
In "A New Approach to Nuclear Cosmology",
Helen: Then consider this an early birthday present. (Brings Fritz to the window, points at a woman) The one with the bob, she charges by the minute. That's a good deal if you're a quick draw and you like short hair.
Fritz: Wait, you want me to sleep with a... they're all whores?
Helen: They're capitalists. It's basic economics. Supply and demand.
Fritz: I took econ at Cornell. This definitely wasn't on the syllabus.