Learn how vintage car air conditioning works with this clear explanation of classic auto AC systems. From compressors to ...

This is an edition of The Wonder Reader, a newsletter in which our editors recommend a set of stories to spark your curiosity and fill you with delight. Sign up here to get it every Saturday morning.

The following essay is reprinted with permission from The Conversation, an online publication covering the latest research. As summer arrives, people are turning on air conditioners in most of the U.S ...