The US recognizes exactly 3 types of intellectual property: copyrights, patents, and trademarks.
There are also, of course, trade secrets, but if you didn't surreptitiously gain access to the information and didn't sign any NDA, that's not something you have to worry about.
> as always, nuanced discussion will get lost in clickbaity headlines
Well, yeah, but if a human didn't use enough skill and judgment in creating something, the article is right. He won't be able to copyright it or patent it, although he could conceivably keep it secret.