Human anatomy is far from complete, with ongoing discoveries reshaping understanding of variation, structure, and disease.

We think the human body is fully mapped. In reality, anatomy is still incomplete, and shaped by who was studied, and who wasn’t.

Most people recognise at least a few anatomical terms — “traps”, “glutes”, “biceps”. After centuries of dissection, microscopy and medical imaging, it seems reasonable to assume the work is done.

In this video I walk you through real donated human brains to explore how the nervous system actually looks and works. I ...