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1500
Nicolaus Copernicus
In the 1500’s he became interested in an old greek idea. The sun was held at the center of the universe. Heliocentric (sun-centered theory)- earth and other planets revolving around the sun
Published findings in 1543 book called On the Revolutions of the Heavenly Bodies -
1518
Galileo Galilei
In 1518 17 year old Galileo Galilei timed the chandelier’s swings, proving Aristotle’s idea wrong. He discovered the law of pendulum. Published book in 1632 called Dialogue Concerning the Two Chief World Systems.In 1610 he published a series called Starry Messenger. Galileo appeared in court in 1633 and died in 1642. -
1543
Andreas Vesalius
Published a book called on the Fabric of the Human Body with detailed drawings of human organs, bones, and muscle in 1543 -
Zacharias Janssen
The first microscope was made in 1590 by a Dutch glass maker Zacharias Janssen. -
Tycho Brahe
In 1601 Brahe recorded movements of planets for many years. Before his death he had evidence on his observations that Kepler continued. -
Johannes Kepler
In 1601 he studied brahe’s ideas continuing his work. In 1602 Kepler was certain mathematical laws govern the planetary motion.
In 1609 Kepler published the first two laws of planetary motion. -
Francis Bacon
Francis Bacon was an English politician and writer. Bacon urged scientists to experiment instead of reasoning on “abstract theories”. He published a book called Novum Organum or New Instrument) in 1620 which encouraged the experimental method. -
William Harvey
Published a book in 1628 called On the Motion of the Heart and Blood in Animals. He showed how the heart worked. -
Rene Descartes
Rene Descartes took a liking in science in which he developed the analytical geometry, this associated algebra and geometry. Descartes like Bacon also agreed that scientist needed to forget old teachings and speculations. Although rather than using experiments he decided to take a different approach Descartes used mathematical logic. -
Evangelista Torricelli
In 1643 Evangelista developed the first mercury barometer. -
Robert Boyle
Robert Boyle was considered the founder of modern chemistry. He published a book called The Sceptical Chymist in 1661. One of his most famous contributions to modern science is called Boyle’s law. -
Anton van Leeuwenhoek
In the 1670’s he used a microscope and saw red blood cells for the first time. -
Isaac Newton
Isaac Newton studied at Cambridge University. He studied Mathematics and Physics. In 1687 Newton published “Mathematical Principles of Natural Philosophy. -
Edward Jenner
Edward Jenner created the first vaccine to prevent smallpox in the late 1700’s . He used cowpox to make the fist. This was an important discovery because smallpox was a very contagious disease that killed many infants and small children not only that but it left many terribly scared. -
Gabriel Fahrenheit
In the 1714 Gabriel Fahrenheit created the first thermometer to use mercury in glass. -
Anders celsius
In 1742 he created another scale for the mercury thermometer that shows that freezing is at 0 degree Celsius.
