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Greensboro sit-in, act of nonviolent protest against a segregated lunch counter in Greensboro, North Carolina, that began on February 1,…
BiographyWho was Margaret Bourke-White?
McKeown—Hulton Archive/Getty Images
Margaret Bourke-White, American photographer known for her extensive contributions to photojournalism, particularly for her Life magazine…
Mary Evans Picture Library/Alamy
Clever Hans, (German: der kluge Hans) a performing horse in Berlin in the late 19th and early 20th centuries celebrated for demonstrating…
Advocacy for Animals
Elephant in the Gallery: The Problem of Historic Ivory Collections
Historic artworks made of ivory, on display in many museums, have lately been implicated in debates surrounding the ravaging of elephant populations by poachers.