Multithousand-channel PtNRGrid (IMAGE) University of California - San Diego Caption A new array of brain sensors can record electrical signals directly from the surface of the human brain in record-breaking detail. The new brain sensors feature thin, flexible and densely packed grids of either 1,024 or 2,048 embedded electrocorticography (ECoG) sensors. Credit David Baillot / UC San Diego Jacobs School of Engineering Usage Restrictions Please credit: David Baillot / UC San Diego Jacobs School of Engineering License Original content 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.