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A Renaissance astronomer and the first person to formulate a comprehensive heliocentric cosmology which placed the sun at the center of the universe. De revolutionibus orbium coelestium (On the Revolutions of the Celestial Spheres), is often regarded as the starting point of modern astronomy and the defining moment that began the scientific revolution.
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An English philosopher, statesman, scientist, jurist, and author. Served as Attorney General and Lord Chancellor of England. Philosophical advocate and practitioner of the scientific method.
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Galileo used his pulse to time each swing of a lamp and noticed that the period of each swing was exactly the same. He also created a spyglass and found that the surface of the moon was uneven.
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First to correctly explain planetary motion, and to explain the use of both eyes for depth perception. Johann was also the first to explain the process of vision by refraction within the eye, and to explain the principles of how a telescope works.
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In 1572, Tycho discovers a very bright star, now named SN 1572, which had appeared in the constellation Cassiopeia. In 1573, Brahe published a small book, "De nova stella" describing his findings.
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An English physican who was tirst to describe the circulation of blood througn the body by the heart.
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an English physicist, mathematician, astronomer, natural philosopher, alchemist, and theologian. His monograph "Philosophiæ Naturalis Principia Mathematica", published in 1687, lays the foundations for most of classical mechanics. In this work, Newton described universal gravitation and the three laws of motion.
