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Eratosthenes of Cyrene was a Greek scientific writer, astronomer, and poet, who made the first measurement of the size of Earth for which any details are known.
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Claudius Ptolemy was a Greek mathematician, astronomer, geographer and astrologer. Who popularized the Geocentric model of the Universe
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Nicolaus Copernicus was a Renaissance-era mathematician and astronomer, who formulated a model of the universe that placed the Sun rather than Earth at the center of the universe.
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Tycho Brahe was a Danish nobleman, astronomer, and writer known for his accurate and comprehensive astronomical observations.Brahe showed irregularities in the Moon's orbit and discovered a new star in the Cassiopeia formation.
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Francis Bacon an English philosopher and statesman who served as Attorney General and as Lord Chancellor of England. His works are credited with developing the scientific method and remained influential through the scientific revolution.
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Galilei was an Italian astronomer, physicist and engineer, sometimes described as a polymath, from Pisa. Galileo has been called the "father of observational astronomy", the "father of modern physics", the "father of the scientific method", and the "father of modern science".
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Johannes Kepler was a German astronomer, mathematician, and astrologer. He is a key figure in the 17th-century scientific revolution, best known for his laws of planetary motion, and his books Astronomia nova, Harmonices Mundi, and Epitome Astronomiae Copernicanae.
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René Descartes was a French philosopher, mathematician, and scientist. Descartes has been heralded as the first modern philosopher. His theory on the separation between the mind and the body went on to influence subsequent Western philosophies.
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John Locke FRS was an English philosopher and physician, widely regarded as one of the most influential of Enlightenment thinkers and commonly known as the "Father of Liberalism".
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Sir Isaac Newton was an English mathematician, physicist, astronomer, theologian, and author who is widely recognised as one of the most influential scientists of all time, and a key figure in the scientific revolution.
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Dmitri Ivanovich Mendeleev was a Russian chemist and inventor. He is best remembered for formulating the Periodic Law and creating a farsighted version of the periodic table of elements.
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Marie Skłodowska Curie was a Polish and naturalized-French physicist and chemist who conducted pioneering research on radioactivity. Marie Curie is most famous for the discovery of the elements polonium and radium and as the first woman to win a Nobel Prize.
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Henrietta Swan Leavitt was an American astronomer. A graduate of Radcliffe College, she worked at the Harvard College Observatory as a "computer", tasked with examining photographic plates in order to measure and catalog the brightness of stars.
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Alfred Lothar Wegener was a German polar researcher, geophysicist and meteorologist. After his lifetime he was primarily known for his achievements in geology and plate tectonics.
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Edwin Powell Hubble was an American astronomer. He played a crucial role in establishing the fields of extragalactic astronomy and observational cosmology and is regarded as one of the most important astronomers of all time.
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Harry Hammond Hess was a geologist and a United States Navy officer in World War II. Considered one of the "founding fathers" of the unifying theory of plate tectonics.
