A very interesting experiment may be performed with two drinking glasses, a small candle end and a piece of blotting ...
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Tallow Dripping from the Ends Alternately Lessens the Weight of the Arms and Causes the Tube to Tip A tube ...
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How to Build a Canoe - Wood and Canvas Canoe Plans - excerpt from the book "The Scientific American Boy" ...
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A transformer can make an electric current smaller or larger. As an electric current flows along the wires from a ...
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You can make a bulb light up by using two wires to join it to a battery. The bulb lights up ...
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Do you know how water gets to the faucets on your kitchen sink?It comes through pipes.Pipes let water flow in ...
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Our eyes are good enough for simple stargazing.But they tell us very little about what the stars are really like.To ...
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When was Digital Photography invented - Invention of Photography 5,29 min video created by George Eastman House. Kodak engineer Steven ...
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Color Photography - When was Color Photography Invented - Invention of Photography 6,00 min video created by George Eastman House ...
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Gelatin Silver Process and Gelatin Silver Prints - Invention of Photography 7,32 min video created by George Eastman House. The ...
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Woodburytype - History of the Woodburytype - Invention of Photography 3,34 min video created by George Eastman House. Woodburytypes are ...
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Carbon Prints and Gum Bichromate Prints - The Pigment Processes - Invention of Photography 5.44 min video created by George ...
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Platinum Print - The Invention of Photography 3.39 min video created by George Eastman House. Platinum prints are characterized by ...
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Invention of Albumen Print in 4.34 min video created by George Eastman House. The albumen silver print, invented in 1850, ...
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Invention of Collodion Process in 5.32 min video created by George Eastman House. Introduced in 1851, by Frederick Scott Archer, ...
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Invention of Cyanotype Photography in 4.21 min video created by George Eastman House. Sir John Herschel invented the cyanotype in ...
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The Talbot's Processes explained in 6.36 min video created by George Eastman House. Working in England, at the same time ...
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The Daguerreotype process explained in 6.18 min video created by George Eastman House. The first commercially successful photographic process was ...
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The beginning of photography explained in 6.22 min video created by George Eastman House. From the ancient discovery of the ...
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The discovery of photographic processes has forever changed our understanding of time. For the first time in history we could ...
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