We all know you capitalize the first word in a sentence, peoples’ names, dates, states, and countries. Here’s a new rule:
One of those three surprises involves an anomalous form of creature, a whole category of life, previously unsuspected and now known as the archaea. (Their name gets uppercased when used as a formal taxonomic category: Archaea.)
From Delancy Place. I think this link will go to the article: https://us5.campaign-archive.com/?e=80764d0508&u=6557fc90400ccd10e100a13f4&id=eaf81963d2
So I guess, when you want (or should I say need?) to be formal, you can capitalize, eh? Well, in scientific lists, anyway…
