What If We Are Not the First Advanced Civilization on Earth?

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United States What If
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Published on ● Video Link: https://www.youtube.com/watch?v=wlEJZwevXqg


Duration: 4:36
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It's no secret that humans are the Earth's most dominant species. And, without proof of life anywhere else in the Universe, we can probably consider ourselves the most dominant species in space too.

But what if there were others just like us millions of years ago? How do we even know that we're the first advanced civilization to call planet Earth home? And, if there have been others, what kind of traces have they left for us to find?

Transcript and sources: https://insh.world/history/what-if-an-advanced-civilization-of-humans-existed-millions-of-years-ago/

What If asks some of the most provocative hypothetical questions in science — and then tries to answer them with the help of established scientific theory and the latest research.

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