-
600 BCE
Hominids appear
We cant input 6 million -
276 BCE
Eratosthenes
Made accurate circumference of the earth -
100
Ptolemy
Geo-centric view -
1473
Copernicus
created heliocentric view -
1547
Brahe
discovered a new star in the Cassiopeia formation -
1554
Bacon
Created the scientific method -
1564
Galileo
Improved telescope -
1571
Kepler
Laws of planetary motion -
Descartes
" I think therefore I am" -
Locke
The idea that newborns are a blank slate and as they grow up they get ideas from there surroundings -
Newton
The laws of motion -
Mendeleev
Creating the periodic table of elements -
Curie
discovery of the elements polonium and radium. -
Leavitt
calculated the distance of the stars depending on the color -
Wegener
Continental drift -
Hubble
The idea that the universe is always expanding -
Hess
DIscovered tectonic plates