Then go into it. For these two there’s a lot of resources online, although if you want to go deeper into linguistics field, I guess you’d need to either go to university or find good resources elsewhere (books, etc. (Well, you probably can find these online as well)). It’s just phonetics (in lingustics/) that might be hard to learn on your own, since you might make errors without proper instructions from an experienced person, or at least that’s what I’ve heard.