Heather F. Wetzel used the 19th-century technique of ruby ambrotype to render dark clouds hovering above Lake Elizabeth, the trapezoidal gem designed by Mr. Simonds for the 1967 renewal of the Allegheny Commons in Pittsburgh.
Here the kids can really start to explore color theory and how to properly render dark-red, white man blood on black skin.
The model predicts that myosin contacts adjacent subunits in the long pitch helix (inter-strand); predicted salt bridges on actin subunit 1 (are) arenderedred in dark blue and on actin subunit 3 (AC3) in light blue.
If Wilkins could have had his way, at least according to the newest version of the story laid out in Brenda Maddox's "Rosalind Franklin: The Dark Lady of DNA," he would have rendered Franklin dark to the point of oblivion.
Twists of driftwood, boulders, and rocky plains are rendered in dark grisaille, making the images seem dim at first, as if seen by weak starlight or through fog.
This rendered the dark moths on the trees less conspicuous to bird predators than the previously cryptic light moth, leading to increased predation of light moths and reduced predation of dark moths.
And the show's 1923-25 depictiof of "The Japanese Bridge," rendered in dark, brooding hues and tangled brushwork, could be read as the complete negation of the placid, sun-drenched version painted 30 years before.
Working with the first-rate cinematographer Darius Khondji he cloaked the film in overwhelmingly dank and baleful atmospherics, even subjecting the celluloid to a chemical process that rendered the dark hues denser and murkier.
The sun-drenched "Seaside at Honfleur," from 1864, for example, presents a rocky beach as a sparkling field of dabs of tan and gray paint, with the afternoon brightness heightened by sailboats rendered as dark silhouettes.
Even Géricault's treatment of the sea is muted, being rendered in dark greens rather than the deep blues that could have afforded contrast with the tones of the raft and its figures.
