Brad DeLong takes Easterbrook to task for a particularly stupid editorial from The New Republic about how physics is “mumbo jumbo” on account of it not making any sense to him. Easterbrook also makes it abundantly clear that he knows little and understands less about the nature of light, electromagnetism, and gravity.

You know, when this sort of thing is easy to research — I mean, it’s not like Google’s hard to use, and there’s an awful lot of printed material on the subject geared toward a lay audience. Ignorance is one thing; remaining so out of spite or some sort of suspician of “booklearnin'” is yet another.