I mean using your real name does not depend on the platform you’re using but more on how you’re using it.
Pretty sure the majority of reddit users do not post under their real name and you could use a pseudonym on facebook if you wanted to.
Zuckerberg isn’t going to check your ID when you sign up.
And this is when the topic was published by a newspaper.
If memory serves, the fist scientific publications were from the 1880s.