At Crater Lake National Park, the deepest lake in the U.S. is slated to close to swimmers and boaters for two years.

The ghost of George Washington Carver hangs over the studio of Amanda Williams, where hues are inspired by the Alabama soil ...

The Center for Creativity hosted a workshop to tone cyanotypes with watercolor paints and natural liquids like black tea, ...

Dutch Warhammer 40,000 fan Bram has painted everything from Space Marines to Imperial Knights to raise money for Ukraine.

Originally a decrepit, dark apartment with a challenging floor ... specifically his use of curved walls and shades of Prussian blue and terracotta. These colours are most prominent in the newly ...

in the case of a dark blue, the question rises whether the ground is pure indigo or pure logwood, or a mixture of both, or whether Prussian potash-blue is not present, &c. For this purpose ...

The nanoparticle core consists of a Prussian blue analog (PBA), a redox-active material capable ... developed luminescent nanocrystals that rapidly switch between light and dark states, allowing ...

Prussian blue, first prepared in about 1704, does appear, but only in the overpainting. The blue pigments in the original layers are natural ultramarine and indigo. The removal of dirt ...

But mentioning that other Champagne -- as in the northeastern region of France -- evokes a much more complex bouquet. Filled with wars, political clashes, and controversy, the bubbly region and its ...