Patterns of neural activity called theta oscillations have a role in memory encoding but – contrary to current thinking – do not appear to have a role in memory retrieval.

A. Overview of hippocampal dynamics during movie watching. FMRI data from the hippocampus were measured at the voxel level, and low-dimensional subspaces for two types of novelty and memorability were ...

Emerging 2026 study finds cannabis impacts multiple memory types. THC can increase false and source memories, suggesting it reshapes recall by interfering with encoding, consolidation, and retrieval.