Image of the Day: Flashlight Fish
Image of the Day: Flashlight Fish
The bioluminescent Anomalops katoptron can coordinate its schooling behavior after dark. 
Image of the Day: Flashlight Fish
Image of the Day: Flashlight Fish

The bioluminescent Anomalops katoptron can coordinate its schooling behavior after dark. 

The bioluminescent Anomalops katoptron can coordinate its schooling behavior after dark. 

bioluminescence
Image of the Day: Light Show
Image of the Day: Light Show
Carolyn Wilke | Feb 7, 2019
Sea fireflies spew a mucus with a chemical glow to lure mates and avoid being eaten.
Image of the Day: Breathe In
Image of the Day: Breathe In
Carolyn Wilke | Jan 14, 2019
Inhalable particles carrying mRNA make mouse lungs glow.
Image of the Day: Fire Alarm
Image of the Day: Fire Alarm
Sukanya Charuchandra | Aug 24, 2018
Bats use both echolocation and vision to avoid eating unpleasant fireflies.
Image of the Day: Glowing Tide
Image of the Day: Glowing Tide
The Scientist Staff, The Scientist Staff | May 10, 2018
Each year, bioluminescent microorganisms create striking displays on the beaches of San Diego.
Image of the Day: Inner Glow
Image of the Day: Inner Glow
The Scientist Staff, The Scientist Staff | Feb 26, 2018
Researchers engineered a system for bioluminescent imaging that is as much as 1,000 times stronger than existing methods.
Starfish in the Deep Sea Can See
Starfish in the Deep Sea Can See
Abby Olena | Feb 6, 2018
A study of 13 starfish species reveals that even animals that live at depths where sunlight doesn’t reach have functioning eyes.
Image of the Day: Plant Bulbs 
Image of the Day: Plant Bulbs 
The Scientist Staff, The Scientist Staff | Dec 14, 2017
Scientists infuse plants with the luminescence of fireflies. 
Image of the Day: Psychedelic Symbiosis
Image of the Day: Psychedelic Symbiosis
The Scientist Staff | Jul 12, 2017
Thanks to the bioluminescent bacteria inhabiting its light organ, the vividly colored southern bobtail squid (Euprymna tasmanica) can glow in the dark. 
Transgenic Mouse Illuminates Melanoma Metastasis
Transgenic Mouse Illuminates Melanoma Metastasis
Abby Olena | Jun 28, 2017
Glowing cells mark the routes of tumor spread by way of newly formed lymph vessels.