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490 results for “sharpgrain”
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Molybdenum: atomic number: 42; weight: 95.95; Transition metal; discovery: 1778,1781—Carl Wilhelm Scheele, Peter Jacob Hjelm #Poetry #Science #History #Molybdenum (https://sharpgiving.com/thebookofscience/items/e042.html)
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By 1796, John Whitehurst and Joseph-Michel Montgolfier invented and perfected the hydraulic ram pump. #Poetry #Science #History #Pump #Whitehurst #Montgolfier (https://sharpgiving.com/thebookofscience/items/p1772b.html)
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By 1796, John Whitehurst and Joseph-Michel Montgolfier invented and perfected the hydraulic ram pump. #Poetry #Science #History #Pump #Whitehurst #Montgolfier (https://sharpgiving.com/thebookofscience/items/p1772b.html)
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By 1796, John Whitehurst and Joseph-Michel Montgolfier invented and perfected the hydraulic ram pump. #Poetry #Science #History #Pump #Whitehurst #Montgolfier (https://sharpgiving.com/thebookofscience/items/p1772b.html)
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In 1768, Johann Heinrich Lambert and Ferdinand von Lindemann proved that it is impossible to ”square the circle.” #Poetry #Science #History #Mathematics #Pi #IrrationalNumbers #Lambert #vonLindemann (https://sharpgiving.com/thebookofscience/items/p1768.html)
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In 1765, Lazzaro Spallanzani disproved the theory of spontaneous generation. He pasteurized and sealed his samples to prove that microbes cannot grow without the introduction of air that carries microbial endospores. #Poetry #Science #History #Spallanzani (https://sharpgiving.com/thebookofscience/items/p1765.html)
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In 1756, Johann Gottlob Leidenfrost described the Leidenfrost effect, when a drop of water skittles erratically on a hot surface. #Poetry #Science #History #Leidenfrost (https://sharpgiving.com/thebookofscience/items/p1756b.html)
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In 1756, Franz Ulrich Theodor Aepinus demonstrated pyroelectricity—tourmaline produces an electric field when heated. #Poetry #Science #History #Pyroelectricity #Aepinus (https://sharpgiving.com/thebookofscience/items/p1756.html)
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In 1756, Franz Ulrich Theodor Aepinus demonstrated pyroelectricity—tourmaline produces an electric field when heated. #Poetry #Science #History #Pyroelectricity #Aepinus (https://sharpgiving.com/thebookofscience/items/p1756.html)
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In 1756, Franz Ulrich Theodor Aepinus demonstrated pyroelectricity—tourmaline produces an electric field when heated. #Poetry #Science #History #Pyroelectricity #Aepinus (https://sharpgiving.com/thebookofscience/items/p1756.html)
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1745-1746: Ewald Georg von Kleist and Pieter van Musschenbroek invented the Leyden jar to store an electric charge. #Poetry #Science #History #Electricity #LeydenJar (https://sharpgiving.com/thebookofscience/items/p1745.html)
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1745-1746: Ewald Georg von Kleist and Pieter van Musschenbroek invented the Leyden jar to store an electric charge. #Poetry #Science #History #Electricity #LeydenJar (https://sharpgiving.com/thebookofscience/items/p1745.html)
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1745-1746: Ewald Georg von Kleist and Pieter van Musschenbroek invented the Leyden jar to store an electric charge. #Poetry #Science #History #Electricity #LeydenJar (https://sharpgiving.com/thebookofscience/items/p1745.html)
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In 1738, Daniel Bernoulli discovered the principle that increasing the flow of a gas or liquid decreases its pressure. #Poetry #Science #History #Hydrodynamics #Bernoulli (https://sharpgiving.com/thebookofscience/items/p1738.html)
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In 1735 George Hadley published his theory of the causes of the trade winds, involving heat at the equator and the rotation of the earth. #Poetry #Science #History #Atmosphere #Tradewinds #Hadley (https://sharpgiving.com/thebookofscience/items/p1735t.html)
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In 1724, Daniel Gabriel Fahrenheit created the temperature scale that is named after him and is still popular today. #Poetry #History #Science #Thermometry #Fahrenheit (https://sharpgiving.com/thebookofscience/items/p1724.html)
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In 1706, Johann Jacob Diesbach accidentally discovered the formula for the synthetic pigment Prussian blue. #Poetry #Science #History #Chemistry #Pigments #PrussianBlue (https://sharpgiving.com/thebookofscience/items/p1706.html)
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In 1706, Johann Jacob Diesbach accidentally discovered the formula for the synthetic pigment Prussian blue. #Poetry #Science #History #Chemistry #Pigments #PrussianBlue (https://sharpgiving.com/thebookofscience/items/p1706.html)
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In 1706, Johann Jacob Diesbach accidentally discovered the formula for the synthetic pigment Prussian blue. #Poetry #Science #History #Chemistry #Pigments #PrussianBlue (https://sharpgiving.com/thebookofscience/items/p1706.html)
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In 1687, Isaac Newton started modern physics with the publication of Principia Mathematica. #Poetry #Science #History #Mathematics #PrincipiaMathematica #Newton (https://sharpgiving.com/thebookofscience/items/p1687.html)
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In 1683, Jacob Bernoulli discovered the third irrational constant, Euler’s number. #Poetry #Science #History #Mathematics #EulersNumber #Bernoulli (https://sharpgiving.com/thebookofscience/items/p1683.html)
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In 1679, Denis Papin created the first pressure cooker, and the first safety valve. #Poetry #Science #History #Pneumatics #PressureCooker #Papin (https://sharpgiving.com/thebookofscience/items/p1679b.html)
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In 1671, Jean Picard surveyed one degree of a meridian arc to calculate the polar radius. #Poetry #Science #History #Kinematics #Geodesy #Picard (https://sharpgiving.com/thebookofscience/items/p1671b.html)
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In 1669, Rasmus Bartholin observed the birefringence of Iceland spar. #Poetry #Science #History #Electromagnetics #Birefringence #Bartholin (https://sharpgiving.com/thebookofscience/items/p1669c.html)
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In 1669, Rasmus Bartholin observed the birefringence of Iceland spar. #Poetry #Science #History #Electromagnetics #Birefringence #Bartholin (https://sharpgiving.com/thebookofscience/items/p1669c.html)
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In 1668, Francesco Redi described about 180 parasites and invented the scientific control. #Poetry #Science #History #Parasites #Redi (https://sharpgiving.com/thebookofscience/items/p1668.html)
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In 1656, John Wallis gave us our symbol for infinity and used 1/infinity for the infinitesimal. #Poetry #Science #History #InfinitySymbol #Wallis (https://sharpgiving.com/thebookofscience/items/p1656b.html)
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In 1654, letters between Blaise Pascal and Pierre de Fermat established the basis of probability theory. #Poetry #Science #History #Mathematics #ProbabilityTheory #Pascal #Fermat (https://sharpgiving.com/thebookofscience/items/p1654.html)