More people say they're seeing lots of yellow jackets, or wasps, this summer, but one University of Utah professor says he hears that comment every year.

Ah, wasps. Your aliases are a clue to the ways you are hated. Hive-minded demons of the air. Lemon-banded bastards. Summer’s disgrace. Yellowjacket wasps are picnic-ruiners, flying snakes with bad ...