Here’s a look at how long it would take before no evidence of mankind existed on planet Earth. In the big picture, a blink of the eye…
2 thoughts on “Could intelligent life have disappeared on Earth before?”
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Here’s a look at how long it would take before no evidence of mankind existed on planet Earth. In the big picture, a blink of the eye…
Comments are closed.
good stuff. I will make sure to bookmark your blog.
hello! Looking forward to your next post!