Find out all about NASA in this out-of-this-world addition to the What Was? series. The National Aeronautics and Space Administration, better known...
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Learn more about what climate change means and how it's affecting our planet.The earth is definitely getting warmer. There's no argument about that...
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A mesmerizing overview of the world as it was when glaciers covered the earth and long-extinct creatures like the woolly mammoths and saber-toothed...
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Travel back to the time when the mighty dinosaurs ruled the earth.The Age of Dinosaurs began about 250 million years ago. In the beginning they wer...
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Discover the fascinating world of inventions and technology. From the first tools to the latest gadgets, Pocket Genius: Inventions showcases key in...
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Isaac Newton was always a loner, preferring to spend his time contemplating the mysteries of the universe. When the plague broke out in London in 1...
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From marvelous galleries of the Big Dipper, Little Dipper and other constellations to in-depth looks at Mercury, Venus, Earth, Mars, Saturn, Uranus...
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