It looks like it’s typographically aligned “justified”, meaning it has a standard width and will automatically add gaps between words to make it fit the page. It looks cleaner and used in many legal and academic documents.

wait until you hear about vegetables

The laws of physics? What are you, a narc?

There’s a surprising amount of overlap between XKCD’s comics and content that would fit in the “Children’s Fun Fact Science Corner” section of Welcome to Night Vale