Having lived and worked on three continents, Olsson had certainly sussed out sources of food in novel environments before. But it got her thinking about the insects she studies—hoverflies. This family ...

Cyborg cockroaches guided by ultraviolet light and motion feedback navigate obstacles autonomously, showing how noninvasive control can coordinate biological movement with electronic sensing.

Ultraviolet (UV)-reflecting visual displays that attract prey and ensure frequent insect-web encounter may be an important factor in the evolution of obligate, group foraging and feeding among spiders ...