This is one of my favourite visual metaphors for brain function. It may take a few moments for the animation to become apparent. If it stops working, refresh the page or use the link below to Genista’s original & scroll down to the smaller version on his Flickr page. ENJOY!
Image source (CC BY-SA 20.0): signaling (animated) in Flickr Creative Commons – Attribution by Kai Schreiber (aka Genista), Apr. 2009, at genista/343298796.
Links to important conference information (pdf files):