Goal-directed hippocampal theta sweeps during memory-guided navigation.

Goal-directed hippocampal theta sweeps predict upcoming trajectories and coordinate with prefrontal activity during navigation in rats.

• Why it matters: Understanding how neural dynamics support flexible, goal-oriented navigation addresses a key gap in deciphering spatial memory and decision-making processes in the brain.
• What they did: The study recorded hippocampal activity in rats performing goal-directed tasks, identifying learning-dependent theta sequences that forecasted future trajectories and synchronized with prefrontal cortex signals.
• The result: These findings reveal that experience- and goal-dependent theta sweeps serve as a flexible neural mechanism enabling animals to evaluate and navigate toward distant goals effectively.