How the human skull bent and the brain ballooned.

Evolution’s stop-start dance

When we imagine evolution, we often picture it unfolding at a leisurely, predictable pace, small changes stacking up over time like bricks in a wall. That’s the traditional view: gradualism, the slow grind of nature perfecting its handiwork. But what if evolution doesn’t always play by those rules? What if nature has a…

July 9, 2025 · 5 min