Billion Years Ago
| 13.82 | Big Bang | |
| 5.5 | Our solar system and earth forms | |
| 5.4 | planet hits earth, creating moon | |
| 4.5 | First life on earth | |
| Million Years Ago | ||
| 600 | Cambrian explosion of life | |
| 250 | The Permian–Triassic (P–Tr) extinction event, colloquially known as the Great Dying, over 90% of life goes extinct | |
| 65 | Asteroid wipes out 50% of life; everything over 100 lbs., including dinosaurs (human, reptile and bird ancestors survive) | |
| 40 | India slams into Asia | |
| 55 | 28 | Florida emerges from underwater | 
| 6 to 34 | Giant "terror" birds lived in Argentina, ate small horses | |
| 5 | Giant "terror" birds from South America, 7 feet high, lived in Texas and Florida (Citrus & Gilchrist Counties) | |
| 5 to 10 | The actual last common ancestor of chimps and humans | |
| 10 | 4.4 | Ardi, 4 ft. high female primate, walked upright | 
| 5 | 3.2 | Lucy, first known human-like primate (hominid) | 
| 3 | Central America land bridge gap closed in Panama | |
| 2.6 | earliest known stone tools | |
| BC | 581,000 | common male and female ancestor from DNA studies | 
| 135,000 | Thousands of humans in Africa, | |
| 80,000 | Modern humans left Africa | |
| 28,000 | Ice age begins, exposing Bering Sea land bridge from Siberia to Alaska, Eskimos began crossing. | |
| 14,000 | Paleo-Indians entered what is now Florida at least 14,000 years ago. | |
| 10,000 | Indians reach South America | |
| 6,000 to 10,000 | Possible Garden of Eden in Southern Turkey where the Tigris & Euphrates originate or Southern Iraq where these rivers flow into the Persian Gulf. The word Mesopotamia translated is "the land between the Tigris & Euphrates rivers.'' | |
| 5,600 | Warming begins, Mediterranean Sea rises causing Great Black Sea flood, according to Robert Ballard | |
| 3,400 | Prehistory ended with the invention of hieroglyphics and similar writings | |
| 2,800 | End of ice age - Bering Sea land bridge covered by water | |
| 1,490 | Moses fled Egypt - maybe | |
| 660 | Byzantium founded | |
| 4 | Chinese observe supernova which may have been the Star of Bethlehem | |
| ? | Eskimos venture south, becoming American Indians | |
| ? | American Indians enter Central America | |
| ? | Humans enter China | |
| ? | humans enter Europe | |
| AD (Anno Domini) | ||
| 79 | Vesuvius erupted. | |
| 95 | John of (the Greek island of) Patmos wrote Revelation. | |
| 325 | Bible compiled to fulfil order of 25? scripts from Roman Emperor Constantine the Great | |
| 330 | Byzantium renamed Constantinople by Constantine the great. | |
| 1436 | Gutenberg press invented, perfected 1450 | |
| 1454 | first Bibles printed, version ? | |
| 1930 | Constantinople renamed Istanbul | |
| 7012 | Earth's magnetic field predicted to reverse | |