Advantages of living in the dark: The multiple evolution events of 'blind' cavefish
Breakthrough model reveals evolution of ancient nervous systems through seashell colors
Flexible adult stem cells, right there in your eye
In the future, patients in need of perfectly matched neural stem cells may not need to look any further than their own eyes. Researchers reporting in the January issue of Cell Stem Cell, a Cell Press publication, have identi ...
Jan 05, 2012
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Genetic study of black chickens shed light on mechanisms causing rapid evolution in domestic animals
The genetic changes underlying the evolution of new species are still poorly understood. For instance, we know little about critical changes that have happened during human evolution. Genetic studies in domestic animals can ...
Dec 22, 2011
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Fossil moths show their true colors
The brightest hues in nature are produced by tiny patterns in, say, feathers or scales rather than pigments. These so-called "structural colors" are widespread, giving opals their fire, people their blue eyes, ...
Nov 15, 2011
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A new species of a tiny freshwater snail collected from a mountainous spring in Greece
A new minute freshwater snail species belonging to the genus Daphniola was found by a researcher from University of Athens (Canella Radea) in a spring covered by snow on Mt. Parnassos, central Greece. This study was publis ...
Nov 01, 2011
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Scientists warn Spanish cave should remain off the tourist map
(PhysOrg.com) -- The World Heritage listed Altamira Cave at Cantabria in northern Spain, is home to some of the most perfect examples of Paleolithic cave paintings in Europe, but threats posed by tourists ...
Oct 07, 2011
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Are genes our destiny? 'Hidden' code in DNA evolves more rapidly than genetic code, scientists discover
A "hidden" code linked to the DNA of plants allows them to develop and pass down new biological traits far more rapidly than previously thought, according to the findings of a groundbreaking study by researchers ...
Sep 16, 2011
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UD chemist investigates reactions that damage paintings
In the days before artists could go to a store and buy commercial paints, they mixed their own, often combining pigments made of lead salts with such materials as egg whites and vegetable oils.
Aug 25, 2011
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Cellular laser microsurgery illuminates research in vertebrate biology
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 ...
Aug 17, 2011
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Authenticating ancient artifacts
(PhysOrg.com) -- Piecing together the history of ancient ceramic objects can be difficult, especially when all that remains is a few small shards. However, clues about the authenticity and provenance of such ...
Aug 09, 2011
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Pigment discovery expanding into new colors
Chemists at Oregon State University have discovered that the same crystal structure they identified two years ago to create what may be the world's best blue pigment can also be used with different elements ...
Jul 27, 2011
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An eye gene colors butterfly wings red
Red may mean STOP or I LOVE YOU! A red splash on a toxic butterfly's wing screams DON'T EAT ME! In nature, one toxic butterfly species may mimic the wing pattern of another toxic species in the area. By ...
Jul 21, 2011
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How flowers use a touch of bling to woo the bees
(PhysOrg.com) -- Beetles use it, birds use it. Plants use it too. Iridescence is the shimmery colour effect that makes things eye-catching.
Jul 04, 2011
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States consider banning teens from tanning beds
(AP) -- If a proposed law passes, California teens under 18 will need a fake ID to "fake and bake" themselves to a golden brown.
Jun 27, 2011
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