News tagged with pigments

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
5 / 5 (7) 0 | with audio podcast

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
5 / 5 (1) 0 | with audio podcast

Engineering blue-hued flowers

Flower color in plants is determined by pigments such as aurones, anthocyanins, and carotenoids. Research has found that the ultimate color displayed is dependent not only on the pigment present, but also on other factors, ...

Jun 27, 2011
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