Petunias are a summer garden staple, but this one glows in the dark. "It's really kind of freaky," said Vicki Rabas of ...

Scientists suspect many species are in decline—but there are still unanswered questions and a lot of hope. Here's when and ...

Fireflies thrive where the air and the ground are moist, and the American West is generally too dry for their taste. The remaining firefly species are “dark” fireflies. They glow in their ...

It's how fireflies light up. Thus ... a couple of the plants from Larry’s home and took his own photos in a dark room to test them out. The glow was immediate and enough that he could see ...

The synchronous Photinus carolinus are one of at least 19 species of fireflies in Great Smoky Mountains National Park and are among just a few species in North America known to synchronize their ...