Brain Frequency (image) Max-Planck-Gesellschaft Share Print E-Mail Caption The human brain 'fires' on different channels: nerve cells are active in alpha, beta and gamma channels with different frequencies. This ensures that information can be exchanged between differing brain areas -- also, in opposite directions, without the information streams getting mixed up. Credit ESI/ G. Michalareas Usage Restrictions Use of images is limited to editorial coverage of scientific topics relating to the activities of the Max Planck Society. Any kind of commercial use (including, in particular, the exploitation of images by means of sale or incorporation in image databases or image catalogues) as well as any promotional use/use for merchandise purposes, disclosure to third parties or granting of related rights to third parties is expressly not permitted. 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.