Photo of researcher.
Illustration of neurons.
Brain Wiring
Researchers have produced complex multimodal fibers less than the width of a hair and a system that could deliver optical signals and drugs directly into the brain. The new technology is described in a paper appearing in the journal Nature Biotechnology, written by MIT’s Polina Anikeeva and 10 others.


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In December of 2008, researchers from MIT tested a process that caused photovoltaic cells to produce as much as 50 percent more electrical output…