Brain of a male fly completely mapped, joins earlier map of a female brain

Every neuron and connection in the brain of a fly has been mapped—twice. https://arstechnica.com/science/2026/09/brain-of-a-male-fly-completely-mapped-joins-earlier-map-of-a-female-brain/?utm_brand=arstechnica&utm_social-type=owned&utm_source=mastodon&utm_medium=social