Bioluminescent organisms produce and radiate light. There are thousands of bioluminescent animals, including species of fishes, squid, shrimps and jellyfish. The light these creatures emit is created ...

This jellyfish species has a clear body, can glow green and has an almost unnoticeable sting, Jace Tunnell writes.

Jellyfish are masters of bioluminescence, producing their own natural light to create stunning displays. Their bodies contain specialized cells called photocytes, which emit an otherworldly glow ...