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Rock Time Capsules
This place is a paradise for geologists and one of our national treasures. It is, of course, the Grand Canyon. ‘That is a big hole’. And it gets me everytime. ‘Wow this is absolutely awesome’. The Landscape is breathtaking and so much more. As a geologist the Grand Canyon is perhaps the best place in the world. It’s this incredible 300-mile long slice through the earth and you can see layer aft
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Surprising evidence at the world’s oldest temple overturns our understanding of human history.
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What if violent asteroid impacts actually jump-started life on Earth? Explore a dramatic theory.
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See how ingenuity and teamwork keep the crew alive and doing science 250 miles above Earth.
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Astronauts and Mission Control relive terrifying moments during construction of the ISS.
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Explore mysterious 9,000-year-old Stone Age megastructures found in the Arabian Desert.
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Discover how two revolutionary ancient inventions changed the course of humanity forever.
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Discover how Homo sapiens outlasted Neanderthals – and how they helped make us who we are today.