About 542 mya ( million years ago ).
558 years ago.
1-1.8 million years ago was approximately 0.2-0.8 million years ago.
Quaternary and it started 16 million years ago
If They Lived 500 years ago It WAS 500 years ago
The Ethiopian highlands began to rise about 75 million years ago.
About 500 years ago.
about 120 years ago
4.567 million years ago
About two million years ago
In Italy many years ago.
it would be around 650 millions of years ago
Over 2,000.
it would be around 650 millions of years ago
it would be around 650 millions of years ago
Scientific AnswerThe first bacterial life to appear on Earth was 3.46 billion years ago in the Precambian supereon. The first complex life appeared around 600 million years ago just preceding the Cambrian Explosion of life 530 million years ago.
Yesterday
12,000 years ago