News tagged with pigments

Lace plants explain programmed cell death

Programmed cell death (PCD) is a highly regulated process that occurs in all animals and plants as part of normal development and in response to the environment. New research published in BioMed Central's open access journal ...

dateJul 24, 2012 in Cell & Microbiology
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Designing a dye you can count on

Natural substances such as chlorophyll and the heme pigment of red blood cells contain colorful molecules known as porphyrins. They owe their exceptional visual characteristics to a ‘macrocyclic’ chemical structure ...

dateMay 24, 2012 in Materials Science
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Seeing color traced back to genetic mutations

From the inside of our heads, it feels as if colors are intrinsic aspects of the outside world and our eyes are beautifully designed to see them. But we humans are merely sampling the possible ways of sensing the spectrum ...

dateMay 21, 2012 in Evolution
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