A midbrain region in fish combines light signals from the eyes and the pineal organ, a light-sensing structure often called the 'third eye.' ...

Light behaves differently underwater. It shifts with depth, bends through murky currents, and separates into distinct ...

This bizarre-looking fish may seem otherworldly, but every part of its design solves a real problem: how to see, hunt and ...

New research finds that artificial light at night (ALAN) attracts larval fish away from naturally lit habitats while dramatically lowering their chances of survival in an "ecological trap," with ...

From the fireflies that light up our backyards to the graceful, glowing jellyfish we admire in aquarium tanks, bioluminescence -- an organism’s ability to create its own light -- has captivated and ...

Biologists have characterized new, unknown photoreceptors from the bioluminescent flashlight fish Anomalops katoptron. The photoreceptors known as opsins allow the fish to detect light with a specific ...