Eyeless <em>C. elegans</em> Perceives Colors: Study
Eyeless C. elegans Perceives Colors: Study
The roundworm uses cues from visible light to help avoid eating toxic bacteria with a distinguishing hue.
Eyeless C. elegans Perceives Colors: Study
Eyeless C. elegans Perceives Colors: Study

The roundworm uses cues from visible light to help avoid eating toxic bacteria with a distinguishing hue.

The roundworm uses cues from visible light to help avoid eating toxic bacteria with a distinguishing hue.

color
Infographic: Dialing Down the Glitz
Infographic: Dialing Down the Glitz
Rachael Moeller Gorman | Sep 1, 2020
The gene BCO2 enables male and female members of some bird species to display dramatically different color patterns.
The Gene that Makes Female Birds Drab
The Gene that Makes Female Birds Drab
Rachael Moeller Gorman | Sep 1, 2020
In some finch species, the difference between colorful males and muted females comes down to one gene, BCO2, which encodes an enzyme that degrades carotenoids.
Gene Regulation Gives Butterflies Their Stunning Looks
Gene Regulation Gives Butterflies Their Stunning Looks
Katarina Zimmer | Nov 14, 2019
Distantly related, lookalike Heliconius species arrive at the same appearance using the same few genes, but regulated differently, according to recent studies.
Image of the Day: Red-Feathered Finches
Image of the Day: Red-Feathered Finches
Emily Makowski | Sep 30, 2019
Scientists uncover a potential reason why redder house finches have better health.
Image of the Day: Roses Are Red, Poppies Are Too
Image of the Day: Roses Are Red, Poppies Are Too
Carolyn Wilke | Feb 14, 2019
New research shows how they get their deep hue.
Image of the Day: Red Alert
Image of the Day: Red Alert
Sukanya Charuchandra | Aug 6, 2018
Female zebra finches prefer red-beaked male finches over their orange-beaked counterparts.
Image of the Day: Birds of a Feather
Image of the Day: Birds of a Feather
Sukanya Charuchandra | Jul 10, 2018
Despite containing similar chemical pigments, red and yellow parrot feathers display distinct hues.
Image of the Day: Colorful Butterfly-Bot
Image of the Day: Colorful Butterfly-Bot
The Scientist Staff, The Scientist Staff | Apr 5, 2018
Scientists engineered biomaterials similar to those chameleons use to change color and applied them to a robot.
Hawaiian Spiders on Different Islands Evolved Same Disguise in Parallel
Hawaiian Spiders on Different Islands Evolved Same Disguise in Parallel
Catherine Offord | Mar 8, 2018
In an unusual evolutionary twist, local stick spiders have come up with an almost identical repertoire of color morphs in multiple locations.
Prosthetic Retinas Help Blind Mice See
Prosthetic Retinas Help Blind Mice See
Ashley Yeager | Mar 6, 2018
Artificial photoreceptors made of nanowires help restore blind animals’ sensitivity to light.
Image of the Day: Rainbow Butt
Image of the Day: Rainbow Butt
The Scientist Staff, The Scientist Staff | Jan 4, 2018
Scientists explore why male peacock spiders are so colorful. 
Newton’s Color Theory, ca. 1665
Newton’s Color Theory, ca. 1665
Ashley P. Taylor | Mar 1, 2017
Newton’s rainbow forms the familiar ROYGBIV because he thought the range of visible colors should be analogous to the seven-note musical scale.
Study: Ducklings Can Think Abstractly
Study: Ducklings Can Think Abstractly
Alison F. Takemura | Jul 17, 2016
When imprinted on toy blocks, the young birds gravitate toward new toys that are the same shape or color as the originals, according to a study.
Color Clues in Dino Fossils
Color Clues in Dino Fossils
Karen Zusi | Aug 31, 2015
Researchers confirm that some microscopic imprints in fossilized dinosaur feathers are pockets of melanin.
Avian-Inspired Color
Avian-Inspired Color
Amanda B. Keener | May 26, 2015
By taking cues from bird feathers, scientists engineer nanoparticle structures that produce striking colors.
The Rise of Color
The Rise of Color
Jef Akst | Jul 1, 2014
An analysis of modern birds reveals that carotenoid-based plumage coloring arose several times throughout their evolutionary history, dating as far back as 66 million years ago.
Shrimp Sight
Shrimp Sight
Jef Akst | Jan 24, 2014
Although mantis shrimp eyes have twelve different photoreceptors, the crustaceans have a hard time distinguishing colors, according to a new study.
Petunia pH
Petunia pH
Abby Olena | Jan 5, 2014
A mutation in a gene that helps regulate the acidity of vacuoles gives blue petunias their signature color.
Book Excerpt from <em>Cosmic Apprentice</em>
Book Excerpt from Cosmic Apprentice
Dorion Sagan | Jul 31, 2013
In Chapter 9, “Life Gave Earth the Blues,” author Dorion Sagan addresses the planet’s exuberant color palette, evoking the contribution of industrious microbes.