Podcasts interviews with Andy Weir about his book "Martian"
Andy Weir is a software engineer that was aspiring to write science fiction.
For years he has published blog with small stories, that eventually become a self published book on Amazon, and i a very short time become a best seller and a movie.
The science in the book is real, validated by a community of Andy's readers.
Suggested next step: a science textbook based on this book.