Depending on your tolerance for preserved corpses, this may strike you as incredibly cool or incredibly creepy. Maybe a little bit of both. Personally, I lean toward the "cool" side. "Clearing and staining" is actually a very old technique in anatomy and biology in which a dead animal is treated with a series of chemicals that simultaneously preserve it, render its soft tissues transparent, and stain its skeletal and nervous systems different colors. The resulting preserved specimens are...