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NOVA
Why is Haumea Shaped Like an Egg?
Haumea is one of the fastest rotating large objects in our solar system. A single day on the dwarf planet is only about 4 Earth hours long.
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Can bringing predators—and fear—back into an ecosystem help restore its natural balance?
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Paleontologist Kirk Johnson explores the dynamic history—and future—of ice at the poles.
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Discover the science behind Leonardo da Vinci's masterpieces—and Mona Lisa's iconic smile.
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Amazing fossils reveal how mammals took over after an asteroid wiped out the dinosaurs.
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New archeological evidence shows the stunning engineering of the Great Pyramid of Giza.
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Join scientists as they grab light from across the universe to prove quantum entanglement.
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Follow engineers and woodworkers as they rebuild an iconic American covered bridge.
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Follow the harrowing operation to rescue 12 boys stranded in a flooded cave in Thailand.