“Do they experience any emotion when helping a partner? It may as well be, but we don’t know.” Vox takes you inside a decades-long quest for an answer to a very interesting question: Do animals feel empathy? (It might be a total coincidence, but every time someone unsubscribes from NextDraft, my cat pukes up a hairball.)

+ A new study suggests that horses can recognize human emotion. (Whoa, Whoa, Whoa Feelings…)