Earth Timeline
Event 1:
4.56 Billion Years Ago
Earth Forms
Event 2:
4.4 Billion Years Ago
Oldest Mineral Grain Found
Event 3:
4.1 Billion Years Ago
Oldest Evidence of Rock Found
Event 4:
3.9 Million Years Ago
First Evidence of a Continent
Event 5:
3.8 Billion Years Ago
First Eveidence of Life
Event 6:
3.5 Billion Years Ago
First Fossils(Algae and Bacteria)
Event 7:
1.8 Billion Years Ago
Free O2 in Atmosphere
Event 8:
1.1 Billion Years Ago
First fossil of a Complex Creature Found
Event 9:
540 Million Years Ago
First abundant life found in the rock record
Event 10:
460 Million Years Ago
First Fish
Event 11:
440 Million Years Ago
First Land Plants
Event 12:
410 Million Years Ago
First Land Animals
Event 13:
250 Million Years Ago
Largest Mass Extinction
Event 14:
247 Million Years Ago
First Dinosaurs
Event 15:
240 Million Years Ago
First Mammals
Event 16:
220 Million Years Ago
Break up of super continent Pangea
Event 17:
145 Million Years Ago
First Flowering Plants
Event 18:
65 Million Years Ago
Dinosaurs and other animals go extinct
Event 19:
30 Million Years Ago
Mammals/Flowering plants become Abundant
Event 20:
5 Million Years Ago
Beginning of Cascade
Event 21:
1.8 Million Years Ago
First primate in genus Homo
Event 22:
40,000 Years Ago
First Homo Sapiens
Event 23:
13,000 Years Ago
Humans First Inhabit North America
Event 24:
10,000 Years Ago
End of Last Ice Age
Event 25:
8,000 Years Ago
Founding of Jericho, the first known city
Event 26:
2,000 Years Ago
Roman domination of the World
Event 27:
500 Years Ago
European redicovery of the Americas
Event 28:
34 Years Ago
Humans First Explore the moon.
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