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Jan 1, 1000
Claudius Ptolmey's Geocentric Theory
Claudius Ptolemy was an Egyptian astronomer who believed in the geocentric theory of the solar system. This theory was that the Earth was in the center and the sun, planets and everything else moved around it. -
Jan 1, 1095
The Crusades
The Crusades were a series of military campaigns beginning in the late 11th century. They lasted from 1095-1291. -
Jan 1, 1207
Tusi Couple
The "Tusi couple" was a mechanism that had been created by Naṣīr al-Dīn al-Ṭūsī. He ceated this device because when people began to doubt Ptolmey's geocentric theory, he wanted a way to imporve on it. The Tusi couple had helped to better explain the movemetnt of the planets. -
Jan 1, 1300
The Beginning of the Renaissance
The Renaissance was a period in Europe, from the 14th century to the 17th century. The Renaissance was a rebirth of Greek and Roman ideas. The Renaissance lasted from 1300-1600. -
Jan 1, 1440
The Printing Press
The Printing Press was invented sometime between 1440 and 1445. The printing press was used to create copies of European documents and books. It helped to spread knowledge and information during the Renaissance. -
Jan 1, 1473
Nicolaus Copernicus' Heliocentric Theory
Copernicus was an astronomer who had created the idea of a heliocentric (sun-centered) solar system. He believed that the solar system evolved around the sun. -
Jan 1, 1543
Andreas Vesalius: Medical Advancements
Andreas Vesalius was a Renaissance physician who had done dissections of human corpses. Scientists before Andreas, like Galen, did not have access to human bodies and this made his depictions of the human body more accurate. -
Jan 1, 1550
Scientific Revolution begins.
The Scientific Revolution was the emergence of modern science during the early modern period. Mathematics, physics, chemistry, astronomy, human anatomy and biology had transformed views of society and nature. -
The Microscope
The compound microscope was created around 1590, some historians say by a man named Zacharias Janssen. The object uses a lense to observe small objects and has allowed for huge discoveries in science. -
The Telescope
The telescope was invented by a man named Hans Lippershey around 1608. The telescope is an instument that allows far objects to appear closer. This greatly assisted astronomy and allowed for new discoveries.
