Ciekawostka: For some time Frederic Chopin, the composer and pianist, wore a beard on only one side of his face, explaining: "It does

Evidence: 41 • authority: 72

The history of photography began with the discovery of two critical principles: The first is camera obscura image projection; the second is the discovery that some substances are visibly altered by exposure to light. There are no artifacts or descriptions that indicate any attempt to capture images with light sensitive materials prior to the 18th century. Around 1718, Johann Heinrich Schulze used a light-sensitive slurry to capture images of cut-out letters on a bottle. However, he did not pursue making these results permanent. Around 1800, Thomas Wedgwood made the first reliably documented, although unsuccessful attempt at capturing camera images in permanent form. His experiments did prod…

Evidence: 41 • authority: 72

Władziu Valentino Liberace (May 16, 1919 – February 4, 1987) was an American pianist, singer, and actor. He was born in Wisconsin to parents of Italian and Polish origin and enjoyed a career spanning four decades of concerts, recordings, television, motion pictures, and endorsements. At the height of his fame, from the 1950s to 1970s, he was the highest-paid entertainer in the world, with established concert residencies in Las Vegas and an international touring schedule. Liberace became popular with general audiences through performances that included showmanship and elaborate costumes and choreography. Critical reception was mixed, with some believing his playing was flashy but lacked dept…

Evidence: — • authority: 35