| Date |
Event |
| 12,500,000,000 |
Big Bang |
| 4,600,000,000 |
Earth Forms |
| 3,000,000,000 |
Life - Bacteria in Ocean |
| 600,000,000 |
Cambrian Period - Fossils |
| 460,000,000 |
Carboniferous Period - Amphibians |
| 390,000,000 |
Permian Period - Mamals |
| 4,400,000 |
Ardipithecus Ramidus - Human Ancestor |
| 4,200,000 |
Australopithecus Anamensis - walked upright |
| 3,200,000 |
Australopithecus Afarensis - walked fully upright |
| 2,500,000 |
Australopithecus Africanis |
| 2,000,000 |
Australopithecus Robustus |
| 1,800,000 |
Homo Habilis - Brain Expanded, Stone Tools |
| 1,600,000 |
Homo Erectus - More Brain, Fire, Hand Ax |
| 100,000 |
Homo Sapien - Human |
| 35,000 |
Neanderthal - replaced |
| 18,000 |
Cro-Magnon - replaced |
| 15,000 |
Humans cross Bering Straits inhabit Americas |
| 10,000 |
Agriculture & Permanent Settlements |
| 8,000 |
Cities - Skills, Pottery - Mesopotamia |
| 4,500 |
Sumerians - City-State, Phonetic Writing, Calendar |
| 4,400 |
Loom - Egypt |
| 3,900 |
Wheel (Cart) - Mesopotamia- |
| 3,500 |
Sumerians - Phonetic Writing |
| 3,500 |
Copper - Sumerians & Egyptians |
| 3,500 |
Plow - Mesopotamia |
| 2,500 |
Papyrus - Egypt |
| 2,500 |
Systematic Astronomy - Egypt, Babylon, India, China |
| 1,800 |
Alphabet - Greece, Egypt |
| 1,750 |
Codified Law - Hammuribi, Babylon |
| 776 |
Olympics - Greece |
| 753 |
Rome founded |
| 550 |
Democracy - Athens, Greece |
| 582-507 |
Pythagoras - Greece |
| 551-479 |
Confucius - China |
| 563-483 |
Buddha - India |
| 500 |
Atomic Theory - Democrituc - Greece |
| 490 |
Marathon Battle - Greeks beat Persians |
| 480 |
Thermopylae & Salamis Battles -Greeks beat Persians |
| 496-406 |
Sophocles - Greece |
| 460-400 |
Hippocrates - Greece |
| 450?-399 |
Socrates - Greece |
| 427-348 |
Plato |
| 356-323 |
Alexander - Greece, Establishes Empire |
| xx-399 |
Socrates |
| 384-322 |
Aristotle - Greece |
| 323 |
Geometry - Euclid Greece |
| 300 |
Crossbow - China |
| 300 |
Geometry - Euclid - Alexandria |
| 287-212 |
Archimedes - Greece |
| 191 |
Thermopylae Battle - Rome Defeats Seleucids (Greeks) |
| 100 |
Astronomical Calculator Greece |
| 100-44 |
Julius Caesar - Expands Roman Empire |
| 27 |
Augustus - Roman Emperor & God |
| 4 - 30 AD |
Jesus Christ |