An app to track firefly flashings
Contribute to citizen science by tracking lightning bugs in your backyard
![](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2014/07/screentime_0.jpg?fit=860%2C460&ssl=1)
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)