Captain America is not a serious scientific film. Nearly every piece of technology is furious hand-waving. Vibranium? Vita-rays? Rocket-powered propellers? The cosmic cube? Awesome, yes, but not real. These, however, are narrative tools, not attempts at hard scientific prediction and therefore not something to be critiqued. What the comic-book-tech of Captain America allows for is an exploration of the ethics of enhancement. Here, more than perhaps any other fictional film I’ve seen, Captain America displays striking balance and nuance – it gets enhancement right.

Based on your knowledge of the film and/or comics, this post may contain *spoilers*, so consider yourself warned. And if you’re looking for review of why it’s a fun movie, A.O. Scott in the NYT captures my sentiments about the film perfectly: pulpy Nazi-punching goodness. Now, on to enhancement!

There are three major factors that make the enhancement of Steve Rogers and his crimson domed antithesis, the Red Skull, unique among comic book lore. The first is that Steve Rogers was deliberately enhanced by someone. There is no accident, no crisis-as-catalyst-and-crucible event, no mystic charm, and no superhuman heritage to explain or justify Rogers’ ...