Individuals of a particular species generally differ from one another. We are clearly most adept at recognizing members of our own species, although dog and cat owners will be ready to confirm that their pets look unique. ...
Biotechnology
Jun 11, 2013
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One of the only well preserved dinosaur skin samples ever found is being tested at the Canadian Light Source (CLS) synchrotron to determine skin colour and to explain why the fossilized specimen remained intact after 70-million ...
Archaeology
Apr 29, 2013
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Red coloration—historically seen as costly in vertebrates—historically seen as costly in vertebrates—might represent some physiological benefit after all, according to research published in the journal Physiological ...
Plants & Animals
Jan 28, 2013
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Mice with black fur that turns white? Specialist cancer researchers from Inserm, CNRS, the Institut Curie and the Université Paris-Sud have taken steps to better understand the development of skin cells responsible for pigmentation ...
Cell & Microbiology
Oct 5, 2012
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Squid's colorful, changeable skin enables the animal—and their close relatives, cuttlefish and octopus—to display extraordinary camouflage, the speed and diversity of which is unmatched in the animal kingdom.
Plants & Animals
Aug 27, 2012
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Using an ultrafast femtosecond laser, researchers at Tufts University in Medford, Mass., were able to label, draw patterns on, and remove individual melanocytes cells from a species of frog tadpole (Xenopus) without damaging ...
Optics & Photonics
Aug 17, 2011
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The brilliant colors of birds have inspired poets and nature lovers, but researchers at Yale University and the University of Cambridge say these existing hues represent only a fraction of what birds are capable of seeing.
Plants & Animals
Jun 23, 2011
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A rare genetic disease called dyskeratosis congenita, caused by the rapid shortening of telomeres (protective caps on the ends of chromosomes), can be mimicked through the study of undifferentiated induced pluripotent stem ...
Biotechnology
May 23, 2011
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Variations in skin color provide one of the best examples of evolution by natural selection acting on the human body and should be used to teach evolution in schools, according to a Penn State anthropologist.
Evolution
Feb 20, 2011
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People who remain pale and never tan can blame their distant ancestors for choosing to live in the northern reaches of the globe and those who easily achieve a deep tan can thank their ancestors for living in the subtropical ...
Other
Jun 21, 2010
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