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Nicholaus Copernicus published his book 'Commentariolus' challenging the idea that the world revolved around the Earth. He introducd the idea of the heliocentric solar system, in which the planets revolved around the Sun.
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Andreas Viscalius was reknowned for his developments in medical theory. In this year, published Tablue Sex, a book about human anatomy based on his own findings, which challenged Galen's work. Five years later, he published the Fabric of the Human Body, which was the fist comprehensive encyclopedia of the human body.
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Tycha Brahe was born on this day. He is known for paving the way for Kepler with his detailed observations of outer space. He is also known for his observatory, which many other scientists in his time used. In 1573, he published his observations in his book, De Nova et Nullius Aevi Memoria Prius Visa Stella.
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Francis Bacon wrote his first politcal piece entitled "A Letter of Advice to Queen Elizabeth." He was known for challenging the scientific method. He was also involved in politics and philosophy.
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On this day, Galileo Galilei was born. In his lifetime, he invented the telescope and founded calculus. He was also a supporter of Copernicus' work regarding the heliocentric solar system. He showed his support in his books Discourse on Floating Bodies and Letters on the Sunspots.
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Known as the Father of Modern Surgery, Pare published his book, Des Monstres, in this year. This book was about birth defects. He was known for being an indpendent thinker, wanting to be alone in a belief, so long as he was right.
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In this year, Johannes Kepler published his book, Mysterium Cosmographicum. It was the first outward suport of the Copernicus' theory of a sun-centered solar system. He is known for his three laws regarding plantery motion, including one that states that the plaents revolve around the Sun in an ellipse, rather than a perfect circle.
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On this day, Robert Boyle was born. He was the first person to perform experiments, Boyle is best-known for creating Boyle's Law, which is about the relationship between gas and pressure. The first book he ever published was entitled New Experiments Physico-Mechanicall, Touching the Spring of the Air and Its Effects, written about air.
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William Harvey published his book An Anatomical Study of the Motion of the Heart and of the Blood in animals. Harvey used his own findings through dissections to challenge the idea of how blood flowed through animals and humans. He introduced the idea of blood flowing through the heart.
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Isaac Newton was born on this day. During his lifetime, he discovered gravity and explained the three laws of universal gravitation. In 1687, he published his book Principia, about planteary motion.
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Rene DeScartes published Rules for the Direction of the Mind. This book challenged many laws in the psychological aspects of mathematics and physics.
