Gobekli Tepe is a profoundly ancient spiritual site that shouldn’t exist, according to conventional wisdom. The massive site of columns and pictograms was built thousands of years before humans were thought to have been able to create anything like it.

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The Stuff You Should Know Doin’ Science Playlist: How Chaos Theory Changed the Universe
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The Stuff You Should Know Doin’ Science Playlist: How Global Warming Works
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