[Bruce just rolls his eyes at that.] I wouldn't be surprised if you actually did. SHIELD too, for that matter.

[Not that he knows anything about what happened to Coulson yet. But he really would not be surprised at this point. When Harry opens his side of the door, Bruce just laughs and lets him win that particular battle, heading out into the sunlight. It's a nice day, and he breathes in the fresh air, appreciating it after a few days inside. It's not Fiji, but it will do.]

Just the latest advancements in nuclear physics. I like to stay as current as I can in my fields. [yes, plural]