Insect-based protein is a low-cost, eco-friendly alternative for supplying a nutrient the world needs—but even that's not enough to make people reach for it, University of Alberta research suggests.

Entomophagy is a mouthful to say, especially for grade-schoolers. "That word up there, 'entomophagy,' is just a fancy word for bug-eating," David George Gordon, aka "the Bug Chef," told kids in a ...