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What Does the Polar Vortex Have to do With Climate Change?
The Arctic is warming at a rate almost twice the global average. This could be making vortex splits more likely, but is still up for debate among climate experts.
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53:30
Discover the fascinating chemistry that makes our world and everything in it—including us.
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Discover the fascinating chemistry that makes our world and everything in it—including us.
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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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53:23
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.