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Season 47

Video thumbnail: NOVA Decoding COVID-19

Decoding COVID-19

Scientists race to understand and defeat the coronavirus behind the COVID-19 pandemic.

S47 Ep9 | 53m 38s

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Decoding COVID-19

S47 Ep9 | 53m 38s

Video thumbnail: NOVA Polar Extremes

Paleontologist Kirk Johnson explores the dynamic history—and future—of ice at the poles.

S47 Ep1 | 1h 53m 6s

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Polar Extremes

S47 Ep1 | 1h 53m 6s

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