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Human-like life forms appear ABOUT 6 million years ago.
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He was a greek mathematician, geographer, and astronomer who made the first measurements of Earth's size.
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He believed the Earth was the center of the universe.
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In 1514, introduces his heliocentric model.
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He showed irregularities in the Moon's orbit
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Developed the scientific method.
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Galilei built his innovated telescope in 1609, one of the biggest thins in history.
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Kepler helped with his three laws of planetary motion.
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Descartes was a (french) philosopher who's famous for his quote, "I think, therefore I am".
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Locke believed that knowledge is influenced on experience and sometimes senses aren't what they seem. Influenced by Descartes.
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In 1687, Isaac publishes mathematical principles of natural philosophy which explains his Three Laws of Motion.
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Dmitri Mendeleev devises the Periodic Table of Elements in 1869.
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In 1898, Curie discovered a new element names Polonium, then later, radium.
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Henrietta discovers thousands of cepheid variables to develop and publish her luminosity theory to calculate the brightness of stars in 1908.
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Wegener proposed the theory of continental drift and at first not a lot of people believed him. (geophysicist and meteorologist)
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In 1929, Hubble proves the universe is expanding using his work from Slipher and later discovers asteroids.
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Hess discovered that the seafloor was 'spreading' because of the shape and depth of the ocean which causes magma to come out of mid-ocean ridges. (geology professor).
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