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490 results for “sharpgrain”
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In 1857, Heinrich Geißler invented the predecessor of the vacuum tube and neon light. #Poetry #Science #History #Electromagnetism #Geissler (https://sharpgiving.com/thebookofscience/items/p1857.html)
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In 1900, Paul Villard discovered a third type of radiation from radium - gamma rays. #Poetry #Science #History #Chemistry #GammaRay #Villard (https://sharpgiving.com/thebookofscience/items/p1900c.html)
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In 1900, Paul Villard discovered a third type of radiation from radium - gamma rays. #Poetry #Science #History #Chemistry #GammaRay #Villard (https://sharpgiving.com/thebookofscience/items/p1900c.html)
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In 1900, Paul Villard discovered a third type of radiation from radium - gamma rays. #Poetry #Science #History #Chemistry #GammaRay #Villard (https://sharpgiving.com/thebookofscience/items/p1900c.html)
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In 1900, Paul Villard discovered a third type of radiation from radium - gamma rays. #Poetry #Science #History #Chemistry #GammaRay #Villard (https://sharpgiving.com/thebookofscience/items/p1900c.html)
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In 1918, Felix Hausdorff proposed a measure of roughness of an object that Benoit Mandelbrot later called the object’s fractal dimension. #Poetry #Science #History #Mathematics #Hausdorff #Mandelbrot (https://sharpgiving.com/thebookofscience/items/p1918d.html)
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In 1900, Max Planck realized that he had discovered the quantum unit of action. #Poetry #Science #History #Quantum_mechanics #Quanta #Planck (https://sharpgiving.com/thebookofscience/items/p1900a.html)
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In 1856, William Henry Perkin accidentally discovered the first synthetic dye and named it mauveine. He was trying to synthesize quinine from coal-tar distillates. #Poetry #Science #History #Chemistry #Mauveine #Perkin (https://sharpgiving.com/thebookofscience/items/p1856m.html)
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In 1856, William Henry Perkin accidentally discovered the first synthetic dye and named it mauveine. He was trying to synthesize quinine from coal-tar distillates. #Poetry #Science #History #Chemistry #Mauveine #Perkin (https://sharpgiving.com/thebookofscience/items/p1856m.html)
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In 1856, William Henry Perkin accidentally discovered the first synthetic dye and named it mauveine. He was trying to synthesize quinine from coal-tar distillates. #Poetry #Science #History #Chemistry #Mauveine #Perkin (https://sharpgiving.com/thebookofscience/items/p1856m.html)
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In 1856, William Henry Perkin accidentally discovered the first synthetic dye and named it mauveine. He was trying to synthesize quinine from coal-tar distillates. #Poetry #Science #History #Chemistry #Mauveine #Perkin (https://sharpgiving.com/thebookofscience/items/p1856m.html)
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In 1656, John Wallis gave us our symbol for infinity and used 1/infinity for the infinitesimal. #Science #History #Poetry #Mathematics #Infinity #Infinitesimal #JohnWallis (https://sharpgiving.com/thebookofscience/items/p1656b.html)
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Strontium: atomic number: 38; weight: 87.62; Alkaline earth metal; discovery: 1790,1808—Adair Crawford, William Cruikshank, Humphry Davy #Poetry #Science #History #Strontium (https://sharpgiving.com/thebookofscience/items/e038.html)
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In 1854 John Snow stemmed the cholera epidemic in the Soho neighborhood of London after conducting the first epidemiological study, showing him the source of contagion. #Poetry #Science #History #Pathology #Demographics #JohnSnow (https://sharpgiving.com/thebookofscience/items/p1854.html)
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In 1854 John Snow stemmed the cholera epidemic in the Soho neighborhood of London after conducting the first epidemiological study, showing him the source of contagion. #Poetry #Science #History #Pathology #Demographics #JohnSnow (https://sharpgiving.com/thebookofscience/items/p1854.html)
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In 1854 John Snow stemmed the cholera epidemic in the Soho neighborhood of London after conducting the first epidemiological study, showing him the source of contagion. #Poetry #Science #History #Pathology #Demographics #JohnSnow (https://sharpgiving.com/thebookofscience/items/p1854.html)
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In 1854 John Snow stemmed the cholera epidemic in the Soho neighborhood of London after conducting the first epidemiological study, showing him the source of contagion. #Poetry #Science #History #Pathology #Demographics #JohnSnow (https://sharpgiving.com/thebookofscience/items/p1854.html)
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In 1893, Alphonse Bertillon standardized the mug shot and developed a system to record physical measurements of convicts. #Poetry #Science #History #Biometrics #Anthropometry #Bertillon (https://sharpgiving.com/thebookofscience/items/p1893b.html)
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In 1932, Igor Tamm proposed that condensed matter could act as a quasiparticle, called a phonon. #Poetry #Science #History #Physics #Quasiparticle #Phonon #Tamm (https://sharpgiving.com/thebookofscience/items/p1932c.html)
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In 1932, Igor Tamm proposed that condensed matter could act as a quasiparticle, called a phonon. #Poetry #Science #History #Physics #Quasiparticle #Phonon #Tamm (https://sharpgiving.com/thebookofscience/items/p1932c.html)
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In 1932, Igor Tamm proposed that condensed matter could act as a quasiparticle, called a phonon. #Poetry #Science #History #Physics #Quasiparticle #Phonon #Tamm (https://sharpgiving.com/thebookofscience/items/p1932c.html)
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In 1932, Igor Tamm proposed that condensed matter could act as a quasiparticle, called a phonon. #Poetry #Science #History #Physics #Quasiparticle #Phonon #Tamm (https://sharpgiving.com/thebookofscience/items/p1932c.html)