Ancient human fossils discovered in a cave in eastern China have traits of both primitive and modern humans – a finding that could potentially challenge the “out of Africa” theory of human ...
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Hang Son Doong: The world's biggest cave, so 'outrageous in size' it fits 2 jungles and the 'Great Wall of Vietnam'Their measurements indicated a total cave volume of 1.35 billion cubic feet ... long ago to form two sinkholes that allow beams of light to shine into the cave. And under these "skylights ...
The last time I was here I solved the problem by adding light to ... a piece of the cave that was relatively evenly lit and let the rising columns suggest the cavernous volume.
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