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Period: 1000 BCE to 1019
hominids appear > present day
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194 BCE
Eratosthenes
Greek astronomer, geographer, and mathematician who lived from 276-194 BC. He is most famous for making the first accurate measurement of Earth's circumference. Public domain image -
85 BCE
ptolemy
Ptolemy was an astronomer and mathematician. He believed that the Earth was the center of the Universe/ geocentric theory. -
80 BCE
80 BC
Year 80 BC was a year of the pre-Julian Roman calendar. -
60 BCE
60 BCE
The First Triumvirate was formed. This is an alliance between Pompey and the democratic leaders Crassus and Caesar. -
30 BCE
30 BCE
The Battle of Alexandria was fought on July 31, 30 BC between the forces of Octavian and Mark Antony during the Final War of the Roman Republic. -
10 BCE
10 BCE
At the time, it was known as the Year of the Consulship of Maximus and Antonius -
1 CE
end of the BCE era
end of the BCE era and the beginning of the common era -
1473
Copernicus
Nicolaus Copernicus was a Polish astronomer who put forth the theory that the Sun is at rest near the center of the Universe, and that the Earth, spinning on its axis once daily, revolves annually around the Sun. This is called the heliocentric, or Sun-centered, system. -
1561
bacon
Bacon discovered and popularized the scientific method, whereby the laws of science are discovered by gathering and analyzing data from experiments and observations, rather than by using logic-based arguments. -
1564
galileo
Galileo discovered four of Jupiter's moons almost four hundred years ago. Galileo Galilei was an Italian physicist and astronomer. -
Brahe
Danish nobleman and astronomer, and he was one of the individuals whose work helped overturn that belief in favor of a heliocentric model of the universe, with the sun at the center -
kepler
Best is known for his three laws of planetary motion. Planets move in orbits shaped like an ellipse. A line between a planet and the Sun covers equal areas in equal times -
newton
Newton was an English mathematician, physicist, astronomer, and, theologian -
Descartes
invented analytical geometry and introduced skepticism as an essential part of the scientific method. He is regarded as one of the greatest philosophers in history. His analytical geometry was a tremendous conceptual breakthrough, linking the previously separate fields of geometry and algebra -
locke
he 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". ... Locke was the first to define the self through a continuity of consciousness. -
mendeleev
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. -
curie
Marie Curie was a physicist, chemist and a pioneer in the study of radiation. She and her husband, Pierre, discovered the elements polonium and radium. -
levitt
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hubble
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. -
wegner
Continental drift was a theory that explained how continents shift position on Earth's surface. Set forth in 1912 by Alfred Wegener, a geophysicist and meteorologist, continental drift also explained why look-alike animal and plant fossils, and similar rock formations, are found on different continents -
Hess
undertook a secret solo flight from Bavaria to Scotland in May 1941 to deliver proposals for peace between Germany and Great Britain. Regarding Hess's mission as unauthorized and doubting his sanity, the British government held Hess as a prisoner of war through the end of World War II.