The brain is probably the least explored organ, much of which is due to the difficulty of studying it in situ rather than in slices under a microscope. Even growing small organoids out of neurons ...

Electron microscope image of neurons in the cerebellum. This slice through the cells in the cerebellum shows a dendritic branch of a Purkinje cell and its side arms (yellow) receiving several ...

Researchers create the first high-resolution molecular atlas of the fruit fly brain, revealing how lineage and birth order define neuronal identity.