Freshmen pose for a photo booth at CS50 Puzzle Day on September 6, 2014. Prof. David J. Malan later posted the photo booth pictures on Facebook. "I want the Facebook sign in the background," exclaimed ...

This year, students who enroll in Computer Science 50: Introduction to Computer Science, Harvard’s flagship coding course, will have a new learning tool at their disposal: artificial intelligence.

The small flyers cropped up during Camp Yale. They were simple, shaped like a small jigsaw piece, the words “CS50 Puzzle Day” emblazoned across. CS50, or “Introduction to Computing and Programming,” ...