Surgeons want to avoid nicking a nerve while operating, for obvious reasons. (It gets on their nerves, you see. No pun intended.) They use a system called electromyography, which highlights most of the big nerves, but it sometimes misses smaller ones. Now there's a fluorescent goo that makes even the small nerves light up and show themselves in true psychedelic fashion
So far the liquid has only been tested on human tissue, not human patients, so we'll have to wait and see if it helps surgeons or merely makes them zone out like they're listening to Dark Side of the Moon. [Inventor Spot]
As always, we hope you'll light up our comments with an awesome link or two.