Brain tissue is an optical mess. Water, lipids, and tangled cellular membranes all bend light in different directions. If ...

In findings that raise a variety of questions about how our brains work, and even about the nature of consciousness, UC Santa Barbara researchers and collaborators report that only a small section of ...

A new bioluminescent tool allows neurons to glow on their own, letting scientists track brain activity without harmful lasers or fading signals. The advance makes it possible to watch individual brain ...