1. 0 minute
At time zero the earth just formed. Although it was previously thought that water first appeared on earth at 3.8 billion years ago, recent evidence show that the earth was cool enough to support water and life as early as 4.6 billion year ago.
4600 Ma
5 min

2. 286 sec 4 min 46 sec
4400 Ma
4 min 46 sec

3. 247 sec or 4 min 7 sec
It is only nearly one minute after the formation of the earth that the first form of life (uni-cellular organism) first appeared on earth. It is at the same time that the sun was fainter by 30% than it was today…
3800 Ma
4 min 7 sec

4. 163 sec or 2 min 43 sec
It is only in the middle of the earth history that the first multi cellular life form appeared.
2500 Ma
2 min 43 sec

5. 42 sec
… and in the last 40 sec of the earth history that the earth is believed to have been covered by snow….. During that time multi cellular life continued to exist and…
650 Ma
42 sec

6. 35 sec
… once more favorable conditions return, shell fish and early species of fish started to appear…
540 Ma
35 sec

7. 23.5
Large primitive trees and the first reservoir of coal formed by burial or organix matter only formed 25 second ago…
360 Ma
23.5 sec

8. 18 sec until 4.3 sec
… 5 sec later (at 18 sec), the Pangea super continent was breaking up and we witnessed the appearance of the first dinosaur. The dinosaurs became extinct 14 sec later at 4.3 sec and were replaced by the first mammal…
280 Ma
4.3 sec

9. 0.2 sec
Then came the first primitive human being 0.2 sec ago…. Only to be followed by the…
3 Ma
0.2 sec

10. 650
0.02 sec
… the modern man, 2 hundred second ago…
0.3 Ma
0.02 sec