(A) Maze channel design, (B) guiding electric stimulation, (C) punishing electric stimulation, and (D) punishing heat stimulation. The lower-right image is a thermal image of the maze surface. The ...

Of all the household pests, the cockroach is probably the most hated. With its tough looking exterior, imposing size, and ability to survive extreme conditions, this pest is a creepy-crawly that we ...