One view is that conceptual knowledge is organized using the circuitry in the medial temporal lobe (MTL) that supports spatial processing and navigation. In contrast, we find that a domain-general ...

Electroencephalograms were recorded from stereotactically implanted electrodes in patients with medically intractable epilepsy, and their seizure foci were located to guide their respective treatment.

When animals move through 3D spaces, the neat system of grid cell activity they use for navigating on flat surfaces gets more disorderly. That has implications for some ideas about memory and other ...