A hidden face recently uncovered in a 1789 Joshua Reynolds painting proves the devil is in the details. In "The Death of Cardinal Beaufort," Reynolds included a demon-like face lurking behind the dying cardinal. But the controversial and chilling demon appeared to fade out of the painting over the years, as multiple conservationists worked on it. Now, the painting has been restored to include the original fiend...Reynolds created the painting for the Shakespeare Gallery in London's Pall Mall at the end of his career and the inclusion of the lurking figure over the deathbed was not well received, said John...