An app to track firefly flashings

Contribute to citizen science by tracking lightning bugs in your backyard

FLASHES OF LIGHT  Fireflies in a long-exposure photo taken in a forest near Nuremberg, Germany. A free app lets you map firefly flashes. 

Mike Lewinski/Flickr (CC BY 2.0)

A firefly flashing at dusk is an iconic sign of summer. Now you can enjoy these light shows and contribute to science at the same time with a firefly tracking app.