I'm currently developing a game focusing on cryptography and code breaking and would like to include a book cipher. I want to encrypt a text by substituting each letter with a number pointing to a word or chapter number in a book where the first letter is the same as in my plain text. Therefore, ...

I'm currently writing an apocalypse themed story - and with the territory, death and/or injuries happen. I'm wondering how other writers write these scenes realistically as far as science, medicine and biology is concerned? Meaning if I injure a character's eye, knowing what happens if I do tha...

I'm writing a book on Windows and I need some guidelines. On the cover of the book, as part of the subtitle, may I include Windows® in it? Inside the book, do I have to use the ® every single little time I mention it, or will it be (legally speaking) implied by that point? I'm not necessarily t...