The Machine that Captures Neural Activity (IMAGE) Harvard University Caption Yoav Adam uses both red and blue light, a homemade video projector, a brand-new microscope, complex software, and a treadmill to record neural waveforms like those shown here. Credit Yoav Adam Usage Restrictions None License Licensed 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.