Flashbulb Memory Research Initiative Launched (2001) - Following the terrorist attacks, memory researchers began extensive studies of how emotional arousal affects memory formation and retention.
Discovery of Grid Cells (2005) - Norwegian researchers identified these specialized neurons in the entorhinal cortex that create a coordinate system for spatial navigation, complementing place cells in the hippocampus.
First Deep Brain Stimulation Surgery for Obsessive-Compulsive Disorder (1998) - Belgian researchers pioneered this procedure for treatment-resistant OCD, expanding therapeutic applications beyond movement disorders.