How to Preserve a Brain for 100 Years

For over 50 years, we've known how to temporarily preserve brains by perfusing them with all the high fixatives. But freezing the brain didn't help us stop that. And so you'll find in very or chemically preserved brains that you get this kind of lipid film developed at the top of the vessel that the brain is in. This is caused by migration of lipids over over many years, just into the thermal actual water.