-
4.5 BYA
FORMATION OF THE SOLAR SYSTEM AND THE MOON -
4.0 BYA
LATE HEAVY BOMBARDMENT AND FORMATION OF THE EARTH'S CRUST AND OCEANS -
3.5 BYA
OLDEST GEOLOGICAL EVIDENCE OF LIFE -
3.0 BYA - 2.5 BYA
PROLIFERATION OF CYANOBACTERIA -
2.0 BYA
EVOLUTION OF EUKARYOTES -
1.2 BYA
EVOLUTION OF MULTICELLULAR ORGANISMS -
0.5 BYA
CAMBRIAN EXPLOSION -
230 MYA - 65 MYA
REIGN OF THE DINOSAURS -
2000 TYA
APPEARANCE OF MODERN HUMANS