Some wasps’ nests glow green under ultraviolet light

Fluorescent homes may help wayward insects find their way in the dim twilight

Fluorescent nest of an Asian paper wasp

The nests of some Asian paper wasps fluoresce when exposed to ultraviolet light, a new study finds.

Bernd Schöllhorn, Serge Berthier, Lien Thi Phuong Nguyen

Beam a black light into some Vietnamese forests at night, and brilliant green bulbs may glow in the trees.