-
1000 BCE
Hominids appear
6 million years ago
beginning of human life -
276 BCE
Eratosthenes
-
100 BCE
100 BCE
-
85 BCE
Ptolemy
-
80 BCE
80 BCE
-
60 BCE
60BCE
-
40 BCE
40 BCE
-
20 BCE
20 BCE
-
1473
Copernicus
-
1500
1500
-
1546
Tycho Brahe
-
1561
Francis Bacon
-
1564
Galileo
-
1571
Johannes Kepler
-
Rene Descartes
-
1600
-
John Locke
-
Newton
-
1700
-
1800
-
Mendeleev
-
Hubble
-
Curie
-
Levitt
-
Alfred Wegener
-
1900
-
Harry Hess