Tracking Action With Thought (video) Picower Institute at MIT Share Print E-Mail Loading video... Caption In a video accompanying the paper, the system's readout from 36 electrode channels in the hippocampus tracks a rat's actual measured position in open space and provides real-time estimates of the decoded position from brain activity. Credit Hu et. al. Usage Restrictions with credit Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.