It might not be obvious, but there are many similarities between working deep underground and in outer space.
![](https://scx1.b-cdn.net/csz/news/tmb/2019/fromcavewalk.jpg)
Source:
https://phys.org/news/2019-10-cavewalking-spacewalking.html
Only the Autodidact is Free
It might not be obvious, but there are many similarities between working deep underground and in outer space.
Source:
https://phys.org/news/2019-10-cavewalking-spacewalking.html