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195 BCE
Eratosthenes
Eratosthenes discovered and invented the longitude and latitude system. He also was the first person to use the word geography and created the world map we use today. His discoveries are used daily in classrooms around the world. -
100 BCE
Claudius Ptolemy
Claudius compiled a star catalog and the earliest surviving table of a trigonometric function and established mathematically that an object and its mirror image must make equal angles to a mirror. -
1530
Nicolaus Copernicus
Nicholaus discovered that the Earth and the planets revolve around the sun. This discovery helps scientists better understand our solar system -
1562
Tycho Brahe
Tycho discovered that tables of predictions of planet positions sourced from the works of both Ptolemy and Nicolaus Copernicus were rather unsatisfactory. -
Johannes Kepler
Johannes discovered that using two eyes enables depth perception. This was a very important discovery that helps us understand our vision even better -
Sir Isaac Newton
Isaac Newton discovered gravity. Gravity is one of the most important discoveries in the world. Gravity has it's property in every single millisecond of life. Without gravity we wouldn't exist. -
Albert Einstein
Albert discovered the photoelectric effect better known as E = mc2 which states that matter and energy are the same thing just in different forms. Albert Einstein is widely recognized and studied in scienceclassrooms daily