Melanin is a pigment which is present in almost all life forms and that determines hair and skin color in humans. It helps insects protect themselves against the effects of pathogenic microorganisms and it promotes tissue ...
Biochemistry
Jul 4, 2016
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9
It's not going to happen while you're peering through your binoculars, but African glossy starlings change color more than 10 times faster than their ancestors and even their modern relatives, according to researchers at ...
Ecology
Jun 10, 2013
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(PhysOrg.com) -- Does it matter if nature solves the same problem multiple ways? A NSF-supported study of lizard populations in White Sands, New Mexico has helped researcher Erica Rosenblum of the University of Idaho begin ...
Plants & Animals
Dec 30, 2009
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Scientists have long known that melanin—the pigments that give color to skin, hair and eyes—has numerous useful qualities, including providing protection from cancer-causing UV radiation and free radicals, but also electronic ...
Materials Science
Jun 8, 2017
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274
An international team of scientists led by The University of Manchester has used state-of-the-art X-ray methods to analyse the chemistry of feathers of birds, in order to discover the true colours of extinct ancient animals ...
Archaeology
Sep 23, 2016
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55
When it comes to the biological imperatives of survival and reproduction, nature often finds a way—sometimes more than one way. For a species of flycatcher in the remote Solomon Islands, scientists have so far found at ...
Plants & Animals
Nov 1, 2022
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54
Fossilised flies that lived 54 million years ago have revealed a surprising twist to the tale of how insects' eyes evolved. These craneflies, unveiled in Nature today, show that insect eyes trap light the same way as human ...
Archaeology
Aug 15, 2019
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600
(PhysOrg.com) -- Publishing their findings in Science, the researchers have been able to show a remarkable relationship between copper and pigment within exceptionally preserved feathers and other soft tissues.
Archaeology
Jun 30, 2011
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0
The idea of creating selectively porous materials has captured the attention of chemists for decades. Now, new research from Northwestern University shows that fungi may have been doing exactly this for millions of years.
Materials Science
Mar 5, 2021
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427
Scientists from Japan today reported development of what could be the world's first "green" hair bleach, an environmentally friendly preparation for lightening the color of hair on the head and other parts of the body without ...
Other
Mar 24, 2009
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