On a beautiful fall day in 2019, Miranda Sinnott-Armstrong was walking down Pearl Street in Boulder, Colorado when something caught her eye: a small, particularly shiny blue fruit, on a shrub known as Lantana strigocamara. ...
Plants & Animals
Jun 10, 2022
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221
(Phys.org) —Scientists have used selective breeding to create purple wings on the normally brown-winged butterfly Bicyclus anynana. Antonia Monteiro and her colleagues selected butterflies with wing scales that reflected ...
University of Central Florida researcher Debashis Chanda, a professor in UCF's NanoScience Technology Center, has drawn inspiration from butterflies to create the first environmentally friendly, large-scale and multicolor ...
Nanomaterials
Mar 8, 2023
2
111
(Phys.org) —Sometimes mathematical theories have implications that extend far beyond their original purpose. This situation holds true for the four-color theorem, which was originally used by cartographers hundreds of years ...
Most of the time, a material's color stems from its chemical properties. Different atoms and molecules absorb different wavelengths of light; the remaining wavelengths are the "intrinsic colors" that we perceive when they ...
Nanomaterials
Aug 13, 2020
0
202
Hummingbirds are some of the most brightly-colored things in the entire world. Their feathers are iridescent— light bounces off them like a soap bubble, resulting in shimmering hues that shift as you look at them from different ...
Evolution
Jan 10, 2020
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723
Can researchers determine the color of a 200-million-year-old insect? Scientists from China, Germany and the U.K. have new evidence that reveals the true color of fossil insects. The research was recently published in Science ...
Archaeology
Apr 11, 2018
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401
If someone has a "hard shell but a soft center," that's often regarded as an appealing character trait. But for Professor of Polymer Chemistry Markus Gallei and his doctoral student Lukas Siegwardt the appeal lies in creating ...
Polymers
Feb 22, 2023
0
99
Inspired by the way iridescent bird feathers play with light, scientists have created thin films of material in a wide range of pure colors—from red to green—with hues determined by physical structure rather than pigments.
Nanomaterials
May 13, 2015
0
712
Inspired by the color-changing ability of chameleons, researchers have developed a sustainable technique to 3D-print multiple, dynamic colors from a single ink.
Nanomaterials
Feb 19, 2024
0
224
