When night falls in summer, sometimes all it takes is a glance toward a dark corner of the garden or a forest path to spot a tiny flickering light. It's not a reflection or an optical illusion—it's ...

Add Yahoo as a preferred source to see more of our stories on Google. Perhaps once collected in a jar or observed from the palm of your hand, fireflies are curious creatures that communicate via a ...

Fireflies are lighting up summer evenings across the U.S. Northeast, putting on dazzling shows in backyards and city parks. There's no official count, but experts say a particularly wet spring may ...