CHAPTER EIGHT New Ways of Visualizing Time and Space




The technical innovations of the nineteenth century altered and expanded the perimeters of human vision in art and science. As early as 1834, Sir Charles Wheatstone observed that an object painted on a revolving disc appeared to be stationary when illuminated by an intense burst of electric light. He also noticed that flying insects seemed to be fixed in mid-air by the same means. In 1851, Henry Fox Talbot attached a page of the London Times to a swiftly revolving wheel in a darkened room, uncapped the lens of his camera, and made an exposure of about 1/100,000 of a second by means of an electric spark, sharply freezing the action of the moving paper. ...

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