What’s inside a PNG file? Graphics, sure. But how is that graphic encoded? [Evan Hahn] shows you what goes into a single black pixel inside a 67-byte file. Why so many bytes? Well, that is ex… ...

In this week’s episode, my assistant, Colin, and I peer inside an actual box, full of ideas both ridiculous and sublime. Come take a peek. Bob Mankoff was the cartoon editor of The New Yorker ...