It’s national space day in the U.S. today. Here’s to space and all the fine things we can discover there. While the national holiday is about outer space, I also tend to wonder about inner space. What kinds of discoveries are still to be made there? What do the exploratory apparatus look like? How do we know when we’ve found something?

For more on making space in the mind have a look at these resources.

https://www.sciencetimes.com/articles/31072/20210507/national-space-day-far-humans-found-out-cosmos.htm