At a glance, Cubism and Futurism can look like the same thing — fractured shapes, sharp angles, subjects broken into geometric pieces. It’s an easy mix-up, and even people who’ve spent time around art history still second-guess themselves in front of a painting that could believably be either. But the two movements were born from almost opposite ideas about what art should even be for, and once you know what to look for, telling them apart becomes second nature.

