News tagged with pigments

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, and peacocks ...

dateNov 15, 2011 in Archaeology & Fossils
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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 artifacts can ...

dateAug 09, 2011 in Software
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