Killer bees aren’t so smart

When it comes to learning and remembering, these invaders don’t do as well as the bees they displace

Note to plotters of world domination: Don’t get discouraged about your weaker brains.

TESTING, TESTING Killer bees and European honeybees sit restrained in tubes as researchers prepare to test whether the bees can learn to associate a whiff of a floral odor with the reward of a drop of sugar water.