How thing looked where we are. Long, long ago.
The Earth has changed. When it first started out, this planet looked much differently than it does today. Scientists estimate that the Earth is about 4.54 billion years old. They also state this “figure” with a margin of error of about 50 million years. This means it could be anywhere from 4.49 billion to 4.59 […]
How thing looked where we are. Long, long ago. Read More »